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1<title>Speaker Verification and Voice Biometrics | Detectif.ai</title><meta name="description" content="Verify callers against an enrolled voiceprint, paired with deepfake detection so a cloned voice cannot pass on a match alone."/><meta name="application-name" content="Detectif.ai"/><meta name="keywords" content="voice deepfake detection,synthetic voice detection,voice cloning fraud,speaker verification,voice biometrics,contact center fraud prevention,bank voice fraud,deepfake detection API,call authentication,identity verification"/><meta name="robots" content="index, follow"/><link rel="canonical" href="https://detectif.ai/speaker-verification"/><meta property="og:title" content="Speaker Verification and Voice Biometrics | Detectif.ai"/><meta property="og:description" content="Verify callers against an enrolled voiceprint, paired with deepfake detection so a cloned voice cannot pass on a match alone."/><meta property="og:url" content="https://detectif.ai/speaker-verification"/><meta property="og:site_name" content="Detectif.ai"/><meta property="og:locale" content="en_US"/><meta property="og:image" content="https://detectif.ai/social/detectif-ai-share.jpg"/><meta property="og:image:secure_url" content="https://detectif.ai/social/detectif-ai-share.jpg"/><meta property="og:image:type" content="image/jpeg"/><meta property="og:image:width" content="1200"/><meta property="og:image:height" content="630"/><meta property="og:image:alt" content="Detectif.ai. Voice models built for telephone audio. Aletheia, Eidos, Noesis and Lexis."/><meta property="og:type" content="website"/><meta name="twitter:card" content="summary_large_image"/><meta name="twitter:title" content="Speaker Verification and Voice Biometrics | Detectif.ai"/><meta name="twitter:description" content="Verify callers against an enrolled voiceprint, paired with deepfake detection so a cloned voice cannot pass on a match alone."/><meta name="twitter:image" content="https://detectif.ai/social/detectif-ai-share.jpg"/><meta name="twitter:image:alt" content="Detectif.ai. Voice models built for telephone audio. Aletheia, Eidos, Noesis and Lexis."/><link rel="shortcut icon" href="/favicon.ico"/><link rel="icon" href="/favicon.ico" sizes="48x48"/><link rel="icon" href="/favicon-48.png" sizes="48x48" type="image/png"/><link rel="icon" href="/favicon-96.png" sizes="96x96" type="image/png"/><link rel="icon" href="/favicon-192.png" sizes="192x192" type="image/png"/><link rel="icon" href="/favicon.svg" type="image/svg+xml"/><link rel="apple-touch-icon" href="/apple-touch-icon.png"/><meta name="next-size-adjust" content=""/>
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1</head><body><div hidden=""><!--$--><!--/$--></div><a class="skip-link" href="#main">Skip to content</a><div class="nav-shell "><div id="nav-sheet" class="sheet " inert="" aria-hidden="true"><div class="sheet-scroll" data-lenis-prevent="true"><span class="sheet-label" style="--o:0">Models</span><div class="sheet-models"><a class="" style="--o:1" href="/deepfake-detection"><svg class="model-mark" viewBox="0 0 1000 1000" width="36" height="36" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(40.2851 40.2851) scale(0.733198) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M1650 11003 c0 -525 60 -873 205 -1179 71 -152 141 -252 254 -365 213 -213 422 -309 800 -369 317 -49 477 -121 619 -275 67 -73 143 -210 166 -296 13 -52 12 -57 -15 -132 -63 -170 -215 -437 -367 -642 -37 -49 -174 -226 -305 -394 -393 -503 -531 -721 -660 -1046 -39 -97 -92 -290 -103 -374 l-7 -51 666 0 666 0 15 53 c8 28 22 81 31 117 57 226 180 603 300 915 42 110 101 263 130 340 273 725 405 1388 405 2040 1 333 -24 540 -94 782 -159 552 -513 907 -1021 1026 -87 20 -120 21 -887 24 l-798 4 0 -178z m892 -406 c461 -225 590 -307 788 -506 228 -229 364 -479 431 -794 40 -186 36 -479 -10 -667 l-18 -75 -7 50 c-37 248 -121 410 -340 660 -275 313 -388 455 -566 710 -216 308 -302 426 -418 572 -68 87 -129 164 -135 171 -5 6 -7 12 -4 12 3 0 128 -60 279 -133z"></path><path d="M9326 11169 c-483 -56 -872 -361 -1070 -841 -194 -469 -220 -1123 -74 -1908 77 -418 190 -788 423 -1389 160 -413 256 -705 331 -1007 l36 -144 664 0 c662 0 664 0 664 20 0 37 -31 173 -60 266 -108 341 -277 635 -600 1049 -78 99 -192 246 -255 326 -271 347 -420 586 -516 826 -36 90 -35 125 3 221 91 223 252 367 505 450 35 12 147 35 250 52 394 67 581 151 794 360 327 320 469 784 469 1529 l0 201 -747 -1 c-412 -1 -779 -5 -817 -10z m952 -446 c-127 -150 -298 -377 -513 -683 -209 -297 -320 -442 -491 -636 -198 -226 -255 -297 -312 -392 -88 -145 -141 -300 -142 -411 0 -69 -16 -39 -41 79 -33 152 -34 468 -1 616 95 435 332 774 727 1039 75 50 757 402 784 405 2 0 -3 -8 -11 -17z"></path><path d="M6178 10244 c-78 -18 -132 -47 -189 -101 -102 -95 -144 -200 -137 -339 8 -153 105 -296 242 -355 l56 -24 0 -59 c0 -33 -9 -231 -2
10 -440 -23 -452 -62 -1241 -90 -1811 -11 -225 -31 -644 -45 -930 -33 -694 -43 -952 -56 -1511 l-10 -472 41 -128 c96 -299 174 -654 215 -982 14 -106 25 -197 25 -203 0 -6 23 -9 58 -7 l57 3 12 100 c56 444 115 730 220 1050 l46 140 -7 450 c-7 568 -20 882 -96 2450 -16 336 -41 846 -55 1135 -36 757 -54 1108 -60 1161 l-5 47 65 31 c85 39 161 116 206 206 32 66 34 75 34 175 0 102 -1 109 -38 182 -62 127 -174 212 -311 237 -73 13 -86 13 -158 -5z"></path><path d="M5160 10019 c-159 -31 -302 -183 -332 -351 -30 -172 73 -363 238 -440 l67 -31 -7 -136 c-7 -149 -49 -861 -96 -1646 -16 -275 -45 -790 -64 -1145 -20 -355 -38 -694 -41 -755 l-6 -110 105 -89 c123 -104 371 -354 471 -475 52 -63 71 -80 73 -66 2 10 -1 169 -7 354 -10 296 -24 606 -86 1841 -28 572 -75 1464 -95 1823 -11 196 -20 367 -20 380 0 18 12 28 59 50 89 41 164 114 208 205 36 73 38 80 38 176 0 93 -3 106 -32 169 -87 184 -279 284 -473 246z"></path><path d="M7213 10020 c-232 -49 -389 -294 -329 -515 34 -129 131 -241 246 -285 19 -7 38 -16 43 -20 6 -5 -15 -446 -78 -1585 -65 -1182 -131 -2669 -123 -2799 l3 -59 90 109 c105 127 336 359 458 459 l86 70 0 80 c1 44 -4 154 -9 245 -5 91 -19 338 -30 550 -20 376 -28 533 -90 1605 -46 803 -70 1243 -70 1285 0 37 2 39 65 69 247 115 317 423 147 638 -96 121 -264 184 -409 153z"></path><path d="M2230 5637 c0 -309 83 -684 224 -1011 283 -656 885 -1244 1567 -1530 145 -60 337 -121 477 -152 255 -55 277 -57 899 -61 549 -4 583 -4 590 13 9 25 -14 420 -32 544 -89 596 -336 1091 -746 1501 -393 392 -810 639 -1263 750 -230 56 -286 59 -1033 59 l-683 0 0 -113z"></path><path d="M8910 5743 c-213 -21 -481 -89 -668 -170 -538 -229 -1056 -688 -1342 -1186 -220 -385 -350 -890 -350 -1369 l0 -138 488 0 c634 0 788 12 1062 80 625 157 1203 536 1627 1067 363 456 582 1059 583 1611 l0 112 -682 -2 c-376 0 -699 -3 -718 -5z"></path><path d="M4065 2739 c-549 -39 -1082 -432 -1316 -969 -42 -99 -92 -257 -104 -330 -3 -25 -9 -53 -12 -63 -5 -17 21 -18 624 -14 681 4 663 3 848 64 519 170 868 655 887 1232 l3 84 -415 1 c-228 1 -460 -1 -515 -5z"></path><path d="M5211 2742 l-73 -3 7 -67 c16 -148 79 -342 154 -471 265 -452 779 -665 1269 -525 363 104 652 387 772 755 30 92 64 265 58 294 -3 15 -86 17 -1058 18 -580 1 -1088 1 -1129 -1z"></path><path d="M7778 2743 l-228 -3 0 -88 c0 -121 24 -257 70 -393 162 -485 542 -811 1032 -883 86 -13 209 -16 682 -16 l576 0 -6 33 c-128 724 -726 1285 -1434 1346 -111 9 -204 10 -692 4z"></path></g></svg><span><strong>Aletheia</strong><small>Deepfake detection</small></span></a><a class="is-current" aria-current="page" style="--o:2" href="/speaker-verification"><svg class="model-mark" viewBox="0 0 1000 1000" width="36" height="36" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(84.2301 92.5788) scale(0.667904) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M6795 11786 c-747 -190 -1311 -563 -1604 -1060 -183 -311 -290 -731 -291 -1140 l0 -109 52 7 c157 21 479 122 698 218 329 145 560 298 776 513 362 362 550 835 571 1433 6 175 5 182 -13 182 -10 -1 -95 -20 -189 -44z"></path><path d="M4590 10931 c-578 -262 -1036 -693 -1255 -1181 -104 -230 -140 -404 -140 -670 1 -231 14 -320 81 -520 38 -115 183 -432 203 -445 4 -2 52 31 108 73 775 595 1092 1108 1154 1866 23 284 -4 929 -39 925 -4 0 -54 -22 -112 -48z"></path><path d="M6990 10234 c-68 -89 -255 -275 -345 -345 -243 -189 -597 -391 -890 -507 -55 -22 -183 -65 -285 -97 -365 -112 -644 -280 -1004 -604 -544 -491 -856 -1033 -972 -1691 -15 -85 -19 -154 -18 -360 0 -271 11 -363 64 -559 l23 -84 276 6 c284 5 445 21 620 58 1052 225 1822 1010 1947 1982 13 105 16 181 11 375 l-5 242 1289 0 1289 0 0 59 c0 173 -48 431 -109 584 -182 457 -526 781 -988 931 -184 59 -247 67 -564 73 l-285 5 -54 -68z"></path><path d="M2360 9195 c-154 -344 -241 -743 -227 -1050 29 -634 363 -1163 917 -1453 115 -61 227 -108 236 -100 14 14 74 743 74 896 0 544 -177 1006 -540 1410 -108 122 -391 362 -424 362 -4 0 -20 -29 -36 -65z"></path><path d="M7660 8410 c-431 -76 -792 -345 -988 -735 -26 -52 -77 -200 -86 -247 l-7 -38 1091 0 1090 0 0 -672 c0 -370 3 -1102 7 -1625 l6 -953 133 0 c160 0 216 16 294 87 126 113 149 269 65 439 -53 107 -47 183 19 254 53 57 66 82 66 130 0 80 -55 140
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16 375 450 657 864 752 49 11 164 18 422 24 195 5 387 13 425 19 452 72 889 290 1205 602 408 403 628 941 647 1582 l6 197 -124 0 c-671 -1 -1205 -162 -1619 -491 -414 -328 -655 -806 -715 -1420 l-6 -66 -142 -6 c-222 -9 -394 -50 -592 -142 -157 -73 -336 -202 -436 -314 l-49 -55 0 1042 c0 826 3 1043 13 1046 6 2 54 11 106 20 514 92 1005 492 1210 986 77 186 131 424 131 581 l0 79 -1676 0 -1676 0 7 -92z"></path></g></svg><span><strong>Noesis</strong><small>Call intelligence</small></span></a><a class="" style="--o:4" href="/voice-agents#agents"><svg class="model-mark" viewBox="0 0 1000 1000" width="36" height="36" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(22.9814 37.1429) scale(0.745342) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M3596 11098 c-14 -138 -18 -498 -7 -648 61 -828 370 -1424 930 -1795 249 -165 445 -253 909 -409 355 -120 480 -169 677 -266 464 -228 783 -532 990 -942 l53 -106 8 86 c9 108 -2 620 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-427 561 -736 650 -77 23 -255 48 -310 45 -11 -1 -62 -5 -111 -9z m474 -757 l161 -168 -167 -167 -168 -168 -162 162 c-90 90 -163 167 -163 173 0 11 321 335 331 335 4 0 79 -75 168 -167z"></path><path d="M3395 7164 c86 -386 291 -845 508 -1134 286 -380 719 -717 1086 -844 255 -89 648 -164 1041 -200 533 -49 726 -21 872 125 89 89 128 205 128 380 0 432 -219 776 -600 940 -189 81 -324 104 -730 124 -651 32 -880 53 -1144 106 -410 83 -747 230 -1089 475 -76 55 -78 56 -72 28z"></path><path d="M4890 4779 c-673 -37 -1296 -247 -1805 -609 -528 -375 -927 -895 -1211 -1577 -71 -172 -187 -503 -179 -511 3 -3 60 0 128 7 548 56 1029 251 1472 596 168 131 225 184 650 605 226 224 458 449 516 502 444 395 975 712 1507 898 67 24 121 44 119 46 -12 13 -959 60 -1047 52 -8 0 -76 -4 -150 -9z"></path><path d="M6128 4545 c-398 -138 -771 -347 -1118 -626 -111 -90 -388 -355 -513 -491 -139 -151 -226 -252 -506 -588 -494 -594 -737 -856 -1165 -1259 l-89 -84 179 6 c880 33 1644 302 2249 792 552 447 871 1050 1059 2000 55 278 58 295 43 295 -7 0 -69 -20 -139 -45z"></path></g></svg><span><strong>Lexis</strong><small>Voice agents</small></span></a></div><span class="sheet-label" style="--o:5">Platform</span><div class="sheet-links"><a class="" style="--o:6" href="/#how-it-works"><strong>How it works</strong><small>Audio analysis and verification</small></a><a class="" style="--o:7" href="/#integrate"><strong>Integrations</strong><small>Telephony, agents, files, device</small></a><a class="" style="--o:8" href="/#deployment"><strong>Deployment</strong><small>Cloud, private VPC, on-prem, device</small></a><a class="" style="--o:9" href="/#industries"><strong>Use cases</strong><small>Banks, lenders, insurers, contact centers</small></a><a class="" style="--o:10" href="/voice-agents"><strong>Voice AI routing</strong><small>Call intelligence for voice AI teams</small></a><a class="" style="--o:11" href="/ai-assurance"><strong>AI Assurance</strong><small>Controls, testing and evidence</small></a></div><span class="sheet-label" style="--o:12">Evidence and company</span><div class="sheet-links"><a class="" style="--o:13" href="/research"><strong>Research</strong><small>Methods, evaluations and deployment</small></a><a class="" style="--o:14" href="/benchmark"><strong>Benchmark</strong><small>Accuracy and processing speed</small></a><a class="" style="--o:15" href="/company"><strong>Company</strong><small>Why voice authenticity</small></a></div></div><div class="sheet-foot" style="--o:16"><a class="button button-primary" href="/book-a-demo">Request a demo</a><span>30-minute walkthrough of your highest-risk call flow</span></div></div><nav class="nav" aria-label="Main navigation"><div class="nav-bar"><a class="brand" aria-label="Detectif.ai home" href="/"><img class="brand-mark" src="/brand/detectif-logo.svg" width="26" height="26" alt=""/><span class="brand-wordmark" aria-hidden="true">Detectif<span class="brand-suffix">.ai</span><sup class="brand-trademark">â¢</sup></span></a><div 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1<path d="M216.49,104.49l-80,80a12,12,0,0,1-17,0l-80-80a12,12,0,0,1,17-17L128,159l71.51-71.52a12,12,0,0,1,17,17Z"></path></svg></button><div id="menu-models" class="menu " inert=""><div class="menu-panel menu-models"><div><span class="menu-label">Our offerings</span><div class="menu-model-grid"><a class="menu-model" href="/deepfake-detection"><svg class="model-mark" viewBox="0 0 1000 1000" width="40" height="40" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(40.2851 40.2851) scale(0.733198) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M1650 11003 c0 -525 60 -873 205 -1179 71 -152 141 -252 254 -365 213 -213 422 -309 800 -369 317 -49 477 -121 619 -275 67 -73 143 -210 166 -296 13 -52 12 -57 -15 -132 -63 -170 -215 -437 -367 -642 -37 -49 -174 -226 -305 -394 -393 -503 -531 -721 -660 -1046 -39 -97 -92 -290 -103 -374 l-7 -51 666 0 666 0 15 53 c8 28 22 81 31 117 57 226 180 603 300 915 42 110 101 263 130 340 273 725 405 1388 405 2040 1 333 -24 540 -94 782 -159 552 -513 907 -1021 1026 -87 20 -120 21 -887 24 l-798 4 0 -178z m892 -406 c461 -225 590 -307 788 -506 228 -229 364 -479 431 -794 40 -186 36 -479 -10 -667 l-18 -75 -7 50 c-37 248 -121 410 -340 660 -275 313 -388 455 -566 710 -216 308 -302 426 -418 572 -68 87 -129 164 -135 171 -5 6 -7 12 -4 12 3 0 128 -60 279 -133z"></path><path d="M9326 11169 c-483 -56 -872 -361 -1070 -841 -194 -469 -220 -1123 -74 -1908 77 -418 190 -788 423 -1389 160 -413 256 -705 331 -1007 l36 -144 664 0 c662 0 664 0 664 20 0 37 -31 173 -60 266 -108 341 -277 635 -600 1049 -78 99 -192 246 -255 326 -271 347 -420 586 -516 826 -36 90 -35 125 3 221 91 223 252 367 505 450 35 12 147 35 250 52 394 67 581 151 794 360 327 320 469 784 469 1529 l0 201 -747 -1 c-412 -1 -779 -5 -817 -10z m952 -446 c-127 -150 -298 -377 -513 -683 -209 -297 -320 -442 -491 -636 -198 -226 -255 -297 -312 -392 -88 -145 -141 -300 -142 -411 0 -69 -16 -39 -41 79 -33 152 -34 468 -1 616 95 435 332 774 727 1039 75 50 757 402 784 405 2 0 -3 -8 -11 -17z"></path><path d="M6178 10244 c-78 -18 -132 -47 -189 -101 -102 -95 -144 -200 -137 -339 8 -153 105 -296 242 -355 l56 -24 0 -59 c0 -33 -9 -231 -2
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1-165 181 -33 12 -64 25 -68 29 -4 4 41 44 101 89 189 141 225 195 183 282 -11 24 -37 71 -56 104 -45 77 -75 173 -75 240 0 51 1 53 31 59 17 3 157 6 311 6 220 0 279 3 275 13 -7 18 -142 351 -242 597 -310 761 -522 1331 -641 1723 l-18 57 -610 -1 c-548 -1 -622 -3 -716 -19z"></path><path d="M6364 7268 c-4 -6 -9 -169 -12 -362 -6 -463 19 -699 104 -995 211 -733 787 -1323 1569 -1609 178 -65 517 -142 625 -142 27 0 30 -23 -34 381 -25 157 -59 394 -76 525 -53 415 -102 630 -201 869 -108 264 -233 449 -444 660 -265 265 -546 436 -925 561 -208 69 -589 140 -606 112z"></path><path d="M6070 6535 c-21 -25 -203 -182 -278 -239 -255 -194 -603 -363 -910 -440 -256 -65 -483 -86 -939 -86 -161 0 -293 -4 -293 -8 0 -20 162 -333 210 -407 349 -532 866 -872 1515 -994 191 -36 471 -51 646 -35 l67 7 6 701 c8 887 -2 1527 -24 1501z"></path><path d="M6263 4788 c4 -166 7 -762 7 -1326 l0 -1024 46 59 c66 81 226 244 309 312 241 200 547 335 838 371 l97 12 0 502 0 502 -88 27 c-447 140 -872 432 -1142 787 -34 44 -64 80 -67 80 -3 0 -3 -136 0 -302z"></path><path d="M5060 3637 l0 -474 88 -17 c379 -74 743 -303 938 -591 l34 -50 0 570 c0 630 -2 655 -62 767 -44 82 -118 155 -204 200 -121 64 -151 68 -491 68 l-303 0 0 -473z"></path><path d="M7690 2990 c-524 -54 -1007 -429 -1206 -937 -84 -213 -114 -410 -114 -755 l0 -248 1976 0 1975 0 -6 23 c-12 39 -121 262 -175 359 -346 616 -940 1140 -1592 1403 -289 117 -630 179 -858 155z"></path><path d="M4545 2980 c-402 -42 -851 -224 -1242 -502 -229 -163 -519 -434 -687 -643 -168 -209 -376 -549 -459 -747 l-16 -38 1945 0 1944 0 0 248 c0 339 -28 569 -92 762 -155 473 -531 819 -982 905 -97 19 -305 26 -411 15z"></path></g></svg><span><strong>Eidos</strong><em>Speaker verification</em><small>Is this the right person?</small></span></a><a class="menu-model" href="/voice-agents"><svg class="model-mark" viewBox="0 0 1000 1000" width="40" height="40" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(33.1541 35.0155) scale(0.744571) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M4595 11038 c30 -438 199 -814 495 -1108 241 -238 602 -420 909 -458 l56 -7 3 -1038 c1 -570 -1 -1037 -4 -1037 -4 0 -50 42 -103 93 -267 256 -642 407 -1009 407 l-100 0 -5 453 c-5 484 -5 493 -61 656 -122 354 -418 624 -803 729 l-98 26 -742 4 -743 3 0 -654 c0 -705 2 -743 54 -893 121 -356 396 -609 776 -712 l95 -26 850 -6 850 -6 97 -26 c225 -61 383 -148 536 -293 188 -179 310 -406 341 -638 7 -51 11 -385 11 -939 l0 -860 -37 32 c-201 168 -370 257 -598 317 -96 25 -113 26 -437 30 l-337 5 -5 41 c-3 23 -10 85 -16 137 -81 710 -516 1260 -1175 1486 -290 100 -409 114 -959 114 l-439 0 7 -102 c34 -508 195 -950 467 -1283 75 -93 246 -257 339 -326 296 -220 670 -366 1045 -409 50 -5 302 -10 560 -10 614 0 704 -12 914 -120 252 -130 436 -355 512 -625 l23 -80 2 -985 c1 -542 -1 -967 -6 -945 -4 22 -13 76 -20 120 -59 402 -228 812 -463 1124 -286 380 -743 679 -1224 800 -283 71 -316 73 -1072 78 l-684 5 7 -91 c41 -548 264 -1113 608 -1542 409 -510 1012 -867 1653 -979 234 -40 282 -41 1650 -38 1447 4 1356 1 1645 65 957 213 1725 899 2026 1811 69 210 129 496 141 674 l6 100 -679 -5 c-740 -4 -776 -7 -1044 -71 -538 -128 -1026 -458 -1319 -894 -202 -300 -355 -703 -402 -1057 -6 -49 -15 -95 -18 -102 -6 -11 -5 618 2 1542 4 472 3 464 83 634 116 246 320 429 579 518 147 50 190 55 580 63 324 7 380 10 451 28 226 58 397 154 554 313 l79 79 58 0 c144 1 358 43 500 100 201 81 358 185 518 345 203 204 330 434 410 742 26 100 55 293 55 369 l0 44 -1510 0 -1510 0 0 -79 c0 -112 35 -306 82 -449 144 -445 454 -790 861 -959 l89 -37 -24 -18 c-42 -33 -129 -69 -227 -95 -94 -25 -106 -26 -561 -33 -364 -6 -479 -11 -530 -23 -238 -57 -438 -157 -607 -304 l-63 -55 0 880 c0 950 0 943 54 1106 12
16 375 450 657 864 752 49 11 164 18 422 24 195 5 387 13 425 19 452 72 889 290 1205 602 408 403 628 941 647 1582 l6 197 -124 0 c-671 -1 -1205 -162 -1619 -491 -414 -328 -655 -806 -715 -1420 l-6 -66 -142 -6 c-222 -9 -394 -50 -592 -142 -157 -73 -336 -202 -436 -314 l-49 -55 0 1042 c0 826 3 1043 13 1046 6 2 54 11 106 20 514 92 1005 492 1210 986 77 186 131 424 131 581 l0 79 -1676 0 -1676 0 7 -92z"></path></g></svg><span><strong>Noesis</strong><em>Call intelligence</em><small>Who or what answered?</small></span></a><a class="menu-model" href="/voice-agents#agents"><svg class="model-mark" viewBox="0 0 1000 1000" width="40" height="40" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(22.9814 37.1429) scale(0.745342) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M3596 11098 c-14 -138 -18 -498 -7 -648 61 -828 370 -1424 930 -1795 249 -165 445 -253 909 -409 355 -120 480 -169 677 -266 464 -228 783 -532 990 -942 l53 -106 8 86 c9 108 -2 620 -16 762 -75 757 -349 1353 -794 1729 -233 196 -474 331 -1041 581 -538 237 -753 347 -1010 515 -239 156 -427 302 -602 469 l-90 86 -7 -62z"></path><path d="M3247 9093 c-10 -159 -8 -434 3 -558 28 -289 128 -619 252 -830 268 -454 721 -730 1338 -814 152 -21 315 -31 656 -41 583 -17 773 -49 1030 -169 223 -106 432 -284 563 -481 l64 -95 -8 55 c-47 364 -322 849 -690 1215 -308 307 -604 456 -1187 599 -252 62 -398 110 -598 198 -514 225 -1012 577 -1323 936 -44 50 -83 92 -87 92 -4 0 -10 -48 -13 -107z"></path><path d="M9115 8630 c-452 -38 -885 -286 -1176 -675 -260 -347 -418 -840 -419 -1302 l0 -73 1018 -1 c915 -1 1005 -3 897 -15 -468 -53 -1025 -246 -1362 -470 -276 -184 -466 -379 -899 -917 -450 -561 -568 -754 -694 -1137 -93 -282 -129 -501 -137 -849 l-6 -254 449 6 c333 4 479 10 564 22 479 67 933 258 1332 561 132 101 401 370 501 501 252 333 418 695 497 1085 47 234 52 303 60 853 5 316 12 550 19 579 71 317 232 539 476 658 62 30 579 206 825 280 19 6 39 13 43 15 9 6 -154 83 -618 292 l-180 81 -33 74 c-137 304 -427 561 -736 650 -77 23 -255 48 -310 45 -11 -1 -62 -5 -111 -9z m474 -757 l161 -168 -167 -167 -168 -168 -162 162 c-90 90 -163 167 -163 173 0 11 321 335 331 335 4 0 79 -75 168 -167z"></path><path d="M3395 7164 c86 -386 291 -845 508 -1134 286 -380 719 -717 1086 -844 255 -89 648 -164 1041 -200 533 -49 726 -21 872 125 89 89 128 205 128 380 0 432 -219 776 -600 940 -189 81 -324 104 -730 124 -651 32 -880 53 -1144 106 -410 83 -747 230 -1089 475 -76 55 -78 56 -72 28z"></path><path d="M4890 4779 c-673 -37 -1296 -247 -1805 -609 -528 -375 -927 -895 -1211 -1577 -71 -172 -187 -503 -179 -511 3 -3 60 0 128 7 548 56 1029 251 1472 596 168 131 225 184 650 605 226 224 458 449 516 502 444 395 975 712 1507 898 67 24 121 44 119 46 -12 13 -959 60 -1047 52 -8 0 -76 -4 -150 -9z"></path><path d="M6128 4545 c-398 -138 -771 -347 -1118 -626 -111 -90 -388 -355 -513 -491 -139 -151 -226 -252 -506 -588 -494 -594 -737 -856 -1165 -1259 l-89 -84 179 6 c880 33 1644 302 2249 792 552 447 871 1050 1059 2000 55 278 58 295 43 295 -7 0 -69 -20 -139 -45z"></path></g></svg><span><strong>Lexis</strong><em>Voice agents</em><small>What can the agent do next?</small></span></a></div></div><div class="menu-side"><a class="menu-promo" href="/benchmark"><span class="menu-label">Podonos benchmark · Sept 2026</span><strong>24<small>ms</small></strong><span>Aletheia: lowest reported latency of any commercial detector, 94.47% accuracy scored independently.</span><span class="menu-promo-link">Read the report <svg xmlns="http://www.w3.org/2000/svg" width="13" height="13" fill="currentColor" viewBox="0 0 256 256"><path d="M221.66,133.66l-72,72a8,8,0,0,1-11.32-11.32L196.69,136H40a8,8,0,0,1,0-16H196.69L138.34,61.66a8,8,0,0,1,11.32-11.32l72,72A8,8,0,0,1,221.66,133.66Z"></path></svg></span></a><a class="menu-link" href="/#how-it-works">How the models read a call <svg xmlns="http://www.w3.org/2000/svg" width="13" height="13" fill="currentColor" viewBox="0 0 256 256"><path d="M221.66,133.66l-72,72a8,8,0,0,1-11.32-11.32L196.69,136H40a8,8,0,0,1,0-16H196.69L138.34,61.66a8,8,0,0,1,11.32-11.32l72,72A8,8,0,0,1,221.66,133.66Z"></path></svg></a></div></div></div></div><div class="nav-item"><button class="nav-link " data-nav-key="platform" aria-expanded="false" aria-controls="menu-platform">Platform<svg xmlns="http://www.w3.org/2000/svg" width="11" height="11" fill="currentColor" viewBox="0 0 256 256" class="nav-caret">
1<path d="M216.49,104.49l-80,80a12,12,0,0,1-17,0l-80-80a12,12,0,0,1,17-17L128,159l71.51-71.52a12,12,0,0,1,17,17Z"></path></svg></button><div id="menu-platform" class="menu " inert=""><div class="menu-panel menu-platform"><div class="menu-list"><a class="menu-row" href="/#how-it-works"><strong>How it works</strong><small>Audio analysis and verification</small></a><a class="menu-row" href="/#integrate"><strong>Integrations</strong><small>Telephony, agents, files, device</small></a><a class="menu-row" href="/#deployment"><strong>Deployment</strong><small>Cloud, private VPC, on-prem, device</small></a><a class="menu-row" href="/#industries"><strong>Use cases</strong><small>Banks, lenders, insurers, contact centers</small></a><a class="menu-row" href="/voice-agents"><strong>Voice AI routing</strong><small>Call intelligence for voice AI teams</small></a><a class="menu-row" href="/ai-assurance"><strong>AI Assurance</strong><small>Controls, testing and evidence</small></a></div><a class="menu-feature" href="https://techcrunch.com/2026/09/28/after-a-deepfake-voice-fooled-her-grandfather-this-founder-sprang-into-action/"><img src="/partners/press-techcrunch-green.svg" alt="TechCrunch" width="92" height="28"/><strong>After a deepfake voice fooled her grandfather, this founder sprang into action</strong><span>TechCrunch · September 28, 2026 <svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" fill="currentColor" viewBox="0 0 256 256"><path d="M200,64V168a8,8,0,0,1-16,0V83.31L69.66,197.66a8,8,0,0,1-11.32-11.32L172.69,72H88a8,8,0,0,1,0-16H192A8,8,0,0,1,200,64Z"></path></svg></span></a></div></div></div><a class="nav-link " data-nav-key="/research" href="/research">Research</a><a class="nav-link " data-nav-key="/benchmark" href="/benchmark">Benchmark</a><a class="nav-link " data-nav-key="/company" href="/company">Company</a></div><div class="nav-actions"><a class="nav-cta" href="/book-a-demo"><span class="nav-demo-long">Request a demo</span><span class="nav-demo-short">Demo</span></a><button class="nav-toggle" aria-expanded="false" aria-controls="nav-sheet" aria-label="Open navigation"><span class="menu-glyph " aria-hidden="true"><i></i><i></i></span></button></div></div></nav></div><main id="main"><section class="page-hero is-center"><div class="container"><div class="page-hero-intro" data-reveal-load="true"><h1>Speaker verification for telephone calls.</h1><p class="page-hero-lead">Compare a live voice with an enrolled reference and return an identity signal.</p><div class="hero-actions"><a class="button button-accent" href="/book-a-demo">Request a demo</a><a class="button button-secondary" href="/#how-it-works">How it works</a></div></div><div class="model-lockup" data-reveal="copy"><svg class="model-mark" viewBox="0 0 1000 1000" width="40" height="40" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(84.2301 92.5788) scale(0.667904) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M6795 11786 c-747 -190 -1311 -563 -1604 -1060 -183 -311 -290 -731 -291 -1140 l0 -109 52 7 c157 21 479 122 698 218 329 145 560 298 776 513 362 362 550 835 571 1433 6 175 5 182 -13 182 -10 -1 -95 -20 -189 -44z"></path><path d="M4590 10931 c-578 -262 -1036 -693 -1255 -1181 -104 -230 -140 -404 -140 -670 1 -231 14 -320 81 -520 38 -115 183 -432 203 -445 4 -2 52 31 108 73 775 595 1092 1108 1154 1866 23 284 -4 929 -39 925 -4 0 -54 -22 -112 -48z"></path><path d="M6990 10234 c-68 -89 -255 -275 -345 -345 -243 -189 -597 -391 -890 -507 -55 -22 -183 -65 -285 -97 -365 -112 -644 -280 -1004 -604 -544 -491 -856 -1033 -972 -1691 -15 -85 -19 -154 -18 -360 0 -271 11 -363 64 -559 l23 -84 276 6 c284 5 445 21 620 58 1052 225 1822 1010 1947 1982 13 105 16 181 11 375 l-5 242 1289 0 1289 0 0 59 c0 173 -48 431 -109 584 -182 457 -526 781 -988 931 -184 59 -247 67 -564 73 l-285 5 -54 -68z"></path><path d="M2360 9195 c-154 -344 -241 -743 -227 -1050 29 -634 363 -1163 917 -1453 115 -61 227 -108 236 -100 14 14 74 743 74 896 0 544 -177 1006 -540 1410 -108 122 -391 362 -424 362 -4 0 -20 -29 -36 -65z"></path><path d="M7660 8410 c-431 -76 -792 -345 -988 -735 -26 -52 -77 -200 -86 -247 l-7 -38 1091 0 1090 0 0 -6
172 c0 -370 3 -1102 7 -1625 l6 -953 133 0 c160 0 216 16 294 87 126 113 149 269 65 439 -53 107 -47 183 19 254 53 57 66 82 66 130 0 80 -55 140 -165 181 -33 12 -64 25 -68 29 -4 4 41 44 101 89 189 141 225 195 183 282 -11 24 -37 71 -56 104 -45 77 -75 173 -75 240 0 51 1 53 31 59 17 3 157 6 311 6 220 0 279 3 275 13 -7 18 -142 351 -242 597 -310 761 -522 1331 -641 1723 l-18 57 -610 -1 c-548 -1 -622 -3 -716 -19z"></path><path d="M6364 7268 c-4 -6 -9 -169 -12 -362 -6 -463 19 -699 104 -995 211 -733 787 -1323 1569 -1609 178 -65 517 -142 625 -142 27 0 30 -23 -34 381 -25 157 -59 394 -76 525 -53 415 -102 630 -201 869 -108 264 -233 449 -444 660 -265 265 -546 436 -925 561 -208 69 -589 140 -606 112z"></path><path d="M6070 6535 c-21 -25 -203 -182 -278 -239 -255 -194 -603 -363 -910 -440 -256 -65 -483 -86 -939 -86 -161 0 -293 -4 -293 -8 0 -20 162 -333 210 -407 349 -532 866 -872 1515 -994 191 -36 471 -51 646 -35 l67 7 6 701 c8 887 -2 1527 -24 1501z"></path><path d="M6263 4788 c4 -166 7 -762 7 -1326 l0 -1024 46 59 c66 81 226 244 309 312 241 200 547 335 838 371 l97 12 0 502 0 502 -88 27 c-447 140 -872 432 -1142 787 -34 44 -64 80 -67 80 -3 0 -3 -136 0 -302z"></path><path d="M5060 3637 l0 -474 88 -17 c379 -74 743 -303 938 -591 l34 -50 0 570 c0 630 -2 655 -62 767 -44 82 -118 155 -204 200 -121 64 -151 68 -491 68 l-303 0 0 -473z"></path><path d="M7690 2990 c-524 -54 -1007 -429 -1206 -937 -84 -213 -114 -410 -114 -755 l0 -248 1976 0 1975 0 -6 23 c-12 39 -121 262 -175 359 -346 616 -940 1140 -1592 1403 -289 117 -630 179 -858 155z"></path><path d="M4545 2980 c-402 -42 -851 -224 -1242 -502 -229 -163 -519 -434 -687 -643 -168 -209 -376 -549 -459 -747 l-16 -38 1945 0 1944 0 0 248 c0 339 -28 569 -92 762 -155 473 -531 819 -982 905 -97 19 -305 26 -411 15z"></path></g></svg><span><strong>Eidos<small>Form</small></strong><em>Speaker verification</em></span></div><div class="stage stage-deep product-stage" data-reveal="panel"><div class="console-wrap" data-live="true"><div class="console"><div class="console-top"><div class="console-brand"><img src="/brand/detectif-logo.svg" alt="" width="16" height="16"/><strong>Detectif.ai<sup>â¢</sup></strong><span>/</span><span>Example workspace</span></div><div class="console-tools"><span class="console-search"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" viewBox="0 0 256 256"><path d="M229.66,218.34l-50.07-50.06a88.11,88.11,0,1,0-11.31,11.31l50.06,50.07a8,8,0,0,0,11.32-11.32ZM40,112a72,72,0,1,1,72,72A72.08,72.08,0,0,1,40,112Z"></path></svg> Find a record</span><span class="pf-avatar">JR</span></div></div><div class="console-body"><aside class="console-sidebar" aria-hidden="true"><span class="pf-label">Workspace</span><div class=""><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M224,40V80a8,8,0,0,1-16,0V48H176a8,8,0,0,1,0-16h40A8,8,0,0,1,224,40ZM80,208H48V176a8,8,0,0,0-16,0v40a8,8,0,0,0,8,8H80a8,8,0,0,0,0-16Zm136-40a8,8,0,0,0-8,8v32H176a8,8,0,0,0,0,16h40a8,8,0,0,0,8-8V176A8,8,0,0,0,216,168ZM40,88a8,8,0,0,0,8-8V48H80a8,8,0,0,0,0-16H40a8,8,0,0,0-8,8V80A8,8,0,0,0,40,88ZM80,72h96a8,8,0,0,1,8,8v96a8,8,0,0,1-8,8H80a8,8,0,0,1-8-8V80A8,8,0,0,1,80,72Zm8,96h80V88H88Z"></path></svg><span>Audio review</span></div><div class="is-active"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M72,128a134.63,134.63,0,0,1-14.16,60.47,8,8,0,1,1-14.32-7.12A118.8,118.8,0,0,0,56,128,71.73,71.73,0,0,1,83,71.8,8,8,0,1,1,93,84.29,55.76,55.76,0,0,0,72,128Zm56-8a8,8,0,0,0-8,8,184.12,184.12,0,0,1-23,89.1,8,8,0,0,0,14,7.76A200.19,200.19,0,0,0,136,128,8,8,0,0,0,128,120Zm0-32a40,40,0,0,0-40,40,8,8,0,0,0,16,0,24,24,0,0,1,48,0,214.09,214.09,0,0,1-20.51,92A8,8,0,1,0,146,226.83,230,230,0,0,0,168,128,40,40,0,0,0,128,88Zm0-64A104.11,104.11,0,0,0,24,128a87.76,87.76,0,0,1-5,29.33,8,8,0,0,0,15.09,5.33A103.9,103.9,0,0,0,40,128a88,88,0,0,1,176,0,282.24,282.24,0,0,1-5.29,54.45,8,8,0,0,0,6.3,9.4,8.22,8.22,0,0,0,1.55.15,8,8,0,0,0,7.84-6.45A298.37,298.37,0,0,0,232,128,104.12,104.12,0,0,0,128,24ZM94.4,152.17A8,8,0,0,0,85,158.42a151,151,0,0,1-17.21,45.44,8,8,0,0,0,13.86,8,166.67,166.67,0,0,0,19-50.25A8,8,0,0,0,94.4,152.17ZM128,56a72.85,72.85,0,0,0-9,.56,8,8,0,0,0,2,15.87A56.08,56.08,0,0,1,184,128a252.12,252.12,0,0,1-1.92,31A8,8,0,0,0,189,168a8.39,8.39,0,0,0,1,.06,8,8,0,0,0,7.92-7,266.48,266.48,0,0,0,2-33A72.08,72.08,0,0,0,128,56Zm57.93,128.25a8,8,0,0,0-9.75,5.75c-1.46,5.69-3.15,11.4-5,17a8,8,0,0,0,5,10.13,7.88,7.88,0,0,0,2.55.42,8,8,0,0,0,7.58-5.46c2-5.92,3.79-12,5.35-18.05A8,8,0,0,0,185.94,184.26Z"></path></svg><span>Identity</span></div><div class=""><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M232.07,186.76a80,80,0,0,0-62.5-114.17A80,80,0,1,0,23.93,138.76l-7.27,24.71a16,
116,0,0,0,19.87,19.87l24.71-7.27a80.39,80.39,0,0,0,25.18,7.35,80,80,0,0,0,108.34,40.65l24.71,7.27a16,16,0,0,0,19.87-19.86ZM62,159.5a8.28,8.28,0,0,0-2.26.32L32,168l8.17-27.76a8,8,0,0,0-.63-6,64,64,0,1,1,26.26,26.26A8,8,0,0,0,62,159.5Zm153.79,28.73L224,216l-27.76-8.17a8,8,0,0,0-6,.63,64.05,64.05,0,0,1-85.87-24.88A79.93,79.93,0,0,0,174.7,89.71a64,64,0,0,1,41.75,92.48A8,8,0,0,0,215.82,188.23Z"></path></svg><span>Conversations</span></div><div class=""><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M208,40H48A16,16,0,0,0,32,56v56c0,52.72,25.52,84.67,46.93,102.19,23.06,18.86,46,25.26,47,25.53a8,8,0,0,0,4.2,0c1-.27,23.91-6.67,47-25.53C198.48,196.67,224,164.72,224,112V56A16,16,0,0,0,208,40Zm0,72c0,37.07-13.66,67.16-40.6,89.42A129.3,129.3,0,0,1,128,223.62a128.25,128.25,0,0,1-38.92-21.81C61.82,179.51,48,149.3,48,112l0-56,160,0ZM82.34,141.66a8,8,0,0,1,11.32-11.32L112,148.69l50.34-50.35a8,8,0,0,1,11.32,11.32l-56,56a8,8,0,0,1-11.32,0Z"></path></svg><span>Decision records</span></div></aside><div class="console-screen"><div class="pf-view" data-reveal="sequence"><div class="pf-view-head"><div><h3>Speaker comparison</h3><p>Identity check · CALL-0082</p></div><span class="pill pill-ok"><svg xmlns="http://www.w3.org/2000/svg" width="13" height="13" fill="currentColor" viewBox="0 0 256 256"><path d="M229.66,77.66l-128,128a8,8,0,0,1-11.32,0l-56-56a8,8,0,0,1,11.32-11.32L96,188.69,218.34,66.34a8,8,0,0,1,11.32,11.32Z"></path></svg> Reference found</span></div><div class="pf-compare"><div class="pf-voice" data-enter="signal"><span class="pf-avatar">JR</span><strong>Enrolled reference</strong><span>Customer · J. Rivera</span><div class="mini-wave " aria-hidden="true" data-enter="wave"><span class="" style="height:81%"></span><span class="" style="height:52%"></span><span class="" style="height:64%"></span><span class="" style="height:29%"></span><span class="" style="height:15%"></span><span class="" style="height:26%"></span><span class="" style="height:65%"></span><span class="" style="height:40%"></span><span class="" style="height:89%"></span><span class="" style="height:37%"></span><span class="" style="height:70%"></span><span class="" style="height:22%"></span><span class="" style="height:17%"></span><span class="" style="height:19%"></span><span class="" style="height:68%"></span><span class="" style="height:24%"></span><span class="" style="height:93%"></span><span class="" style="height:20%"></span><span class="" style="height:73%"></span><span class="" style="height:15%"></span><span class="" style="height:18%"></span><span class="" style="height:15%"></span><span class="" style="height:67%"></span><span class="" style="height:21%"></span><span class="" style="height:93%"></span><span class="" style="height:26%"></span><span class="" style="height:73%"></span><span class="" style="height:22%"></span><span class="" style="height:20%"></span><span class="" style="height:21%"></span><span class="" style="height:63%"></span><span class="" style="height:37%"></span><span class="" style="height:88%"></span><span class="" style="height:43%"></span><span class="" style="height:70%"></span><span class="" style="height:30%"></span><span class="" style="height:21%"></span><span class="" style="height:25%"></span><span class="" style="height:57%"></span><span class="" style="height:52%"></span></div></div><span class="pf-compare-link" aria-hidden="true" data-enter="signal" style="--i:2"><svg xmlns="http://www.w3.org/2000/svg" width="26" height="26" fill="currentColor" viewBox="0 0 256 256"><path d="M72,128a134.63,134.63,0,0,1-14.16,60.47,8,8,0,1,1-14.32-7.12A118.8,118.8,0,0,0,56,128,71.73,71.73,0,0,1,83,71.8,8,8,0,1,1,93,84.29,55.76,55.76,0,0,0,72,128Zm56-8a8,8,0,0,0-8,8,184.12,184.12,0,0,1-23,89.1,8,8,0,0,0,14,7.76A200.19,200.19,0,0,0,136,128,8,8,0,0,0,128,120Zm0-32a40,40,0,0,0-40,40,8,8,0,0,0,16,0,24,24,0,0,1,48,0,214.09,214.09,0,0,1-20.51,92A8,8,0,1,0,146,226.83,230,230,0,0,0,168,128,40,40,0,0,0,128,88Zm0-64A104.11,104.11,0,0,0,24,128a87.76,87.76,0,0,1-5,29.33,8,8,0,0,0,15.09,5.33A103.9,103.9,0,0,0,40,128a88,88,0,0,1,176,0,282.24,282.24,0,0,1-5.29,54.45,8,8,0,0,0,6.3,9.4,8.22,8.22,0,0,0,1.55.15,8,8,0,0,0,7.84-6.45A298.37,298.37,0,0,0,232,128,104.12,104.12,0,0,0,128,24ZM94.4,152.17A8,8,0,0,0,85,158.42a151,151,0,0,1-17.21,45.44,8,8,0,0,0,13.86,8,166.67,166.67,0,0,0,19-50.25A8,8,0,0,0,94.4,152.17ZM128,56a72.85,72.85,0,0,0-9,.56,8,8,0,0,0,2,15.87A56.08,56.08,0,0,1,184,128a252.12,252.12,0,0,1-1.92,31A8,8,0,0,0,189,168a8.39,8.39,0,0,0,1,.06,8,8,0,0,0,7.92-7,266.48,266.48,0,0,0,2-33A72.08,72.08,0,0,0,128,56Zm57.93,128.25a8,8,0,0,0-9.75,5.75c-1.46,5.69-3.15,11.4-5,17a8,8,0,0,0,5,10.13,7.88,7.88,0,0,0,2.55.42,8,8,0,0,0,7.58-5.46c2-5.92,3.79-12,5.35-18.05A8,8,0,0,0,185.94,184.26Z"></path></svg></span><div class="pf-voice" data-enter="signal" style="--i:1"><span class="pf-avatar is-live"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" viewBox="0 0 256 256"><path d="M56,96v64a8,8,0,0,1-16,0V96a8,8,0,0,1,16,0ZM88,24a8,8,0,0,0-8,8V224a8,8,0,0,0,16,0V32A8,8,0,0,0,88,24Zm40,32a8,8,0,0,0-8,8V192a8,8,0,0,0,16,0V64A8,8,0,0,0,128,56Zm40,32a8,8,0,0,0-8,8v64a8,8,0,0,0,16,0V96A8,8,0,0,0,168,88Zm40-16a8,8,0,0,0-8,8v96a8,8,0,0,0,16,0V80A8,8,0,0,0,208,72Z"></path></svg></span><strong>Live speaker</strong><span>Current conversation</span><div class="mini-wave " aria-hidden="true" data-enter="wave"><span class="" style="height:87%"></span><span class="" style="height:47%"></span><span class="" style="height:64%"></span><span class="" style="height:29%"></span><span class="" style="height:15%"></span><span class="" style="height:30%"></span><span class="" style="height:60%"></span><span class="" style="height:57%"></span><span class="" style="height:77%"></span><span class="" style="height:62%"></span><span class="" style="height:58%"></span><span class="" style="height:36%"></span><span class="" style="height:16%"></span><span class="" style="height:34%"></span><span class="" style="height:50%"></span><span class="" style="height:69%"></span><span class="" style="height:64%"></span><span class="" style="height:74%"></span><span class="" style="height:48%"></span><span class="" style="height:43%"></span><span class="" style="height:16%"></span><span class="" style="height:37%"></span><span class="" style="height:39%"></span><span class="" style="height:78%"></span><span class="" style="height:48%"></span><span class="" style="height:83%"></span><span class="" style="height:37%"></span><span class="" style="height:48%"></span><span class="" style="height:16%"></span><span class="" style="height:38%"></span><span class="" style="height:28%"></span><span class="" style="height:83%"></span><span class="" style="height:30%"></span><span class="" style="height:89%"></span><span class="" style="height:23%"></span><span class="" style="height:51%"></span><span class="" style="height:15%"></span><span class="" style="height:37%"></span><span class="" style="height:16%"></span><span class="" style="height:84%"></span></div></div></div><div class="pf-result" data-enter="result" style="--i:3"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256"><path d="M224,128a96,96,0,1,1-96-96A96,96,0,0,1,224,128Z" opacity="0.2"></path><path d="M173.66,98.34a8,8,0,0,1,0,11.32l-56,56a8,8,0,0,1-11.32,0l-24-24a8,8,0,0,1,11.32-11.32L112,148.69l50.34-50.35A8,8,0,0,1,173.66,98.34ZM232,128A104,104,0,1,1,128,24,104.11,104.11,0,0,1,232,128Zm-16,0a88,88,0,1,0-88,88A88.1,88.1,0,0,0,216,128Z"></path></svg><div><strong>Voice matches the reference</strong><p>Example result under the selected policy.</p></div><button class="button button-secondary button-small" aria-expanded="false" aria-controls="pf-match-_R_ak5bsnnb_">View details</button></div><div class="pf-note pf-reserved" id="pf-match-_R_ak5bsnnb_" aria-hidden="true" inert=""><svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" fill="currentColor" viewBox="0 0 256 256"><path d="M213.66,82.34l-56-56A8,8,0,0,0,152,24H56A16,16,0,0,0,40,40V216a16,16,0,0,0,16,16H200a16,16,0,0,0,16-16V88A8,8,0,0,0,213.66,82.34ZM160,51.31,188.69,80H160ZM200,216H56V40h88V88a8,8,0,0,0,8,8h48V216
1Zm-32-80a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,136Zm0,32a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,168Z"></path></svg><div><strong>Complete the remaining checks</strong><p>Check voice authenticity and the transaction policy before approving a sensitive action.</p></div></div></div></div></div></div></div></div></div></section><section class="section"><div class="container"><div class="section-head"><div data-reveal="heading"><h2>How it works.</h2></div></div><ol class="stages" data-live="true"><li data-reveal="true" style="--i:0"><span class="stage-symbol"><svg xmlns="http://www.w3.org/2000/svg" width="27" height="27" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M245.66,74.34l-32-32a8,8,0,0,0-11.32,11.32L220.69,72H208c-49.33,0-61.05,28.12-71.38,52.92-9.38,22.51-16.92,40.59-49.48,42.84a40,40,0,1,0,.1,16c43.26-2.65,54.34-29.15,64.14-52.69C161.41,107,169.33,88,208,88h12.69l-18.35,18.34a8,8,0,0,0,11.32,11.32l32-32A8,8,0,0,0,245.66,74.34ZM48,200a24,24,0,1,1,24-24A24,24,0,0,1,48,200Z"></path></svg></span><h3>Capture the voice</h3><p>Receive a suitable speech segment from the call.</p></li><li data-reveal="true" style="--i:1"><span class="stage-symbol"><svg xmlns="http://www.w3.org/2000/svg" width="27" height="27" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M224,40V80a8,8,0,0,1-16,0V48H176a8,8,0,0,1,0-16h40A8,8,0,0,1,224,40ZM80,208H48V176a8,8,0,0,0-16,0v40a8,8,0,0,0,8,8H80a8,8,0,0,0,0-16Zm136-40a8,8,0,0,0-8,8v32H176a8,8,0,0,0,0,16h40a8,8,0,0,0,8-8V176A8,8,0,0,0,216,168ZM40,88a8,8,0,0,0,8-8V48H80a8,8,0,0,0,0-16H40a8,8,0,0,0-8,8V80A8,8,0,0,0,40,88ZM80,72h96a8,8,0,0,1,8,8v96a8,8,0,0,1-8,8H80a8,8,0,0,1-8-8V80A8,8,0,0,1,80,72Zm8,96h80V88H88Z"></path></svg></span><h3>Create a representation</h3><p>Convert the segment for speaker comparison.</p></li><li data-reveal="true" style="--i:2"><span class="stage-symbol"><svg xmlns="http://www.w3.org/2000/svg" width="27" height="27" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M213.66,82.34l-56-56A8,8,0,0,0,152,24H56A16,16,0,0,0,40,40V216a16,16,0,0,0,16,16H200a16,16,0,0,0,16-16V88A8,8,0,0,0,213.66,82.34ZM160,51.31,188.69,80H160ZM200,216H56V40h88V88a8,8,0,0,0,8,8h48V216
1Zm-32-80a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,136Zm0,32a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,168Z"></path></svg></span><h3>Compare</h3><p>Evaluate it against the enrolled reference under a defined threshold.</p></li><li data-reveal="true" style="--i:3"><span class="stage-symbol"><svg xmlns="http://www.w3.org/2000/svg" width="27" height="27" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M253.66,133.66l-24,24a8,8,0,0,1-11.32,0l-24-24a8,8,0,0,1,11.32-11.32L216,132.69V128A88,88,0,0,0,56.49,76.67a8,8,0,0,1-13-9.34A104,104,0,0,1,232,128v4.69l10.34-10.35a8,8,0,0,1,11.32,11.32Zm-41.18,55A104,104,0,0,1,24,128v-4.69L13.66,133.66A8,8,0,0,1,2.34,122.34l24-24a8,8,0,0,1,11.32,0l24,24a8,8,0,0,1-11.32,11.32L40,123.31V128a87.62,87.62,0,0,0,22.24,58.41A79.66,79.66,0,0,1,98.3,157.66a48,48,0,1,1,59.4,0,79.59,79.59,0,0,1,36.08,28.78,89.68,89.68,0,0,0,5.71-7.11,8,8,0,0,1,13,9.34ZM128,152a32,32,0,1,0-32-32A32,32,0,0,0,128,152Zm0,64a88.2,88.2,0,0,0,53.92-18.49,64,64,0,0,0-107.84,0A87.57,87.57,0,0,0,128,216Z"></path></svg></span><h3>Return the state</h3><p>Send the result to accept, review, or escalate.</p></li></ol><div class="section-actions" data-reveal="copy"><a class="button button-primary" href="/#how-it-works">See each stage on a live call</a></div></div></section><section class="section section-tinted"><div class="container thesis"><div data-reveal="true"><h2>Identity is one signal in the call, checked alongside authenticity.</h2><p>Check both speech authenticity and the enrolled speaker before advancing a sensitive request.</p><div class="section-actions" data-reveal="copy"><a class="button button-primary" href="/book-a-demo">See it on your call flow</a></div></div><div class="trust" data-reveal="true" data-live="true"><div class="trust-head"><span class="trust-live" aria-hidden="true"></span><strong>Audio stream</strong><span class="mono">Example</span></div><div class="trust-wave" aria-hidden="true"><span style="height:18%;--n:0"></span><span style="height:90%;--n:1"></span><span style="height:52%;--n:2"></span><span style="height:55%;--n:3"></span><span style="height:50%;--n:4"></span><span style="height:22%;--n:5"></span><span style="height:22%;--n:6"></span><span style="height:26%;--n:7"></span><span style="height:54%;--n:8"></span><span style="height:63%;--n:9"></span><span style="height:48%;--n:10"></span><span style="height:94%;--n:11"></span><span style="height:26%;--n:12"></span><span style="height:86%;--n:13"></span><span style="height:56%;--n:14"></span><span style="height:47%;--n:15"></span><span style="height:46%;--n:16"></span><span style="height:19%;--n:17"></span><span style="height:29%;--n:18"></span><span style="height:31%;--n:19"></span><span style="height:56%;--n:20"></span><span style="height:71%;--n:21"></span><span style="height:42%;--n:22"></span><span style="height:96%;--n:23"></span><span style="height:34%;--n:24"></span><span style="height:80%;--n:25"></span><span style="height:58%;--n:26"></span><span style="height:40%;--n:27"></span><span style="height:40%;--n:28"></span><span style="height:18%;--n:29"></span><span style="height:36%;--n:30"></span><span style="height:38%;--n:31"></span><span style="height:56%;--n:32"></span><span style="height:78%;--n:33"></span><span style="height:34%;--n:34"></span><span style="height:96%;--n:35"></span><span style="height:42%;--n:36"></span><span style="height:73%;--n:37"></span><span style="height:58%;--n:38"></span><span style="height:33%;--n:39"></span><span style="height:33%;--n:40"></span><span style="height:19%;--n:41"></span><span style="height:42%;--n:42"></span><span style="height:45%;--n:43"></span><span style="height:55%;--n:44"></span><span style="height:84%;--n:45"></span><span style="height:26%;--n:46"></span><span style="height:94%;--n:47"></span><span style="height:48%;--n:48"></span><span style="height:65%;--n:49"></span><span style="height:56%;--n:50"></span><span style="height:27%;--n:51"></span><span style="height:26%;--n:52"></span><span style="height:21%;--n:53"></span><span style="height:48%;--n:54"></span><span style="height:53%;--n:55"></span></div><div class="meter is-bad"><div class="meter-head"><strong>Who is speaking?</strong><span class="meter-value">57.9<!-- -->%</span></div><div class="meter-track" style="--value:57.9%;--threshold:90%"><i class="meter-fill"></i><i class="meter-threshold"></i></div><div class="meter-foot"><span>Speaker match</span><span>pass above 90.0</span></div></div><div class="meter is-good"><div class="meter-head"><strong>Is the voice real?</strong><span class="meter-value">2.1<!-- -->%</span></div><div class="meter-track" style="--value:2.1%;--threshold:5%"><i class="meter-fill"></i><i class="meter-threshold"></i></div><div class="meter-foot"><span>Synthetic risk</span><span>block above 5.0</span></div></div><div class="trust-decision is-review"><strong>Step up</strong><span>Authentic voice · speaker not verified</span></div></div></div></section><section class="section"><div class="container"><div class="section-head"><div data-reveal="heading"><h2>Built for the operating decision.</h2></div></div><div class="feature-trio"><div class="feature" data-reveal="true" style="--i:0"><span class="feature-check"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M72,128a134.63,134.63,0,0,1-14.16,60.47,8,8,0,1,1-14.32-7.12A118.8,118.8,0,0,0,56,
1128,71.73,71.73,0,0,1,83,71.8,8,8,0,1,1,93,84.29,55.76,55.76,0,0,0,72,128Zm56-8a8,8,0,0,0-8,8,184.12,184.12,0,0,1-23,89.1,8,8,0,0,0,14,7.76A200.19,200.19,0,0,0,136,128,8,8,0,0,0,128,120Zm0-32a40,40,0,0,0-40,40,8,8,0,0,0,16,0,24,24,0,0,1,48,0,214.09,214.09,0,0,1-20.51,92A8,8,0,1,0,146,226.83,230,230,0,0,0,168,128,40,40,0,0,0,128,88Zm0-64A104.11,104.11,0,0,0,24,128a87.76,87.76,0,0,1-5,29.33,8,8,0,0,0,15.09,5.33A103.9,103.9,0,0,0,40,128a88,88,0,0,1,176,0,282.24,282.24,0,0,1-5.29,54.45,8,8,0,0,0,6.3,9.4,8.22,8.22,0,0,0,1.55.15,8,8,0,0,0,7.84-6.45A298.37,298.37,0,0,0,232,128,104.12,104.12,0,0,0,128,24ZM94.4,152.17A8,8,0,0,0,85,158.42a151,151,0,0,1-17.21,45.44,8,8,0,0,0,13.86,8,166.67,166.67,0,0,0,19-50.25A8,8,0,0,0,94.4,152.17ZM128,56a72.85,72.85,0,0,0-9,.56,8,8,0,0,0,2,15.87A56.08,56.08,0,0,1,184,128a252.12,252.12,0,0,1-1.92,31A8,8,0,0,0,189,168a8.39,8.39,0,0,0,1,.06,8,8,0,0,0,7.92-7,266.48,266.48,0,0,0,2-33A72.08,72.08,0,0,0,128,56Zm57.93,128.25a8,8,0,0,0-9.75,5.75c-1.46,5.69-3.15,11.4-5,17a8,8,0,0,0,5,10.13,7.88,7.88,0,0,0,2.55.42,8,8,0,0,0,7.58-5.46c2-5.92,3.79-12,5.35-18.05A8,8,0,0,0,185.94,184.26Z"></path></svg></span><h3>Step-up decisions</h3><p>Check voice identity before sensitive actions.</p></div><div class="feature" data-reveal="true" style="--i:1"><span class="feature-check"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M56,96v64a8,8,0,0,1-16,0V96a8,8,0,0,1,16,0ZM88,24a8,8,0,0,0-8,8V224a8,8,0,0,0,16,0V32A8,8,0,0,0,88,24Zm40,32a8,8,0,0,0-8,8V192a8,8,0,0,0,16,0V64A8,8,0,0,0,128,56Zm40,32a8,8,0,0,0-8,8v64a8,8,0,0,0,16,0V96A8,8,0,0,0,168,88Zm40-16a8,8,0,0,0-8,8v96a8,8,0,0,0,16,0V80A8,8,0,0,0,208,72Z"></path></svg></span><h3>Explicit thresholds</h3><p>Make error trade-offs an operating decision.</p></div><div class="feature" data-reveal="true" style="--i:2"><span class="feature-check"><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256" class="glyph " aria-hidden="true"><path d="M213.66,82.34l-56-56A8,8,0,0,0,152,24H56A16,16,0,0,0,40,40V216a16,16,0,0,0,16,16H200a16,16,0,0,0,16-16V88A8,8,0,0,0,213.66,82.34ZM160,51.31,188.69,80H160ZM200,216H56V40h88V88a8,8,0,0,0,8,8h48V216
1Zm-32-80a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,136Zm0,32a8,8,0,0,1-8,8H96a8,8,0,0,1,0-16h64A8,8,0,0,1,168,168Z"></path></svg></span><h3>Reviewable evidence</h3><p>Connect the comparison to the call and policy.</p></div></div><div class="section-actions" data-reveal="copy"><a class="button button-primary" href="/book-a-demo">Request a demo</a><a class="button button-secondary" href="/#deployment">Deployment options</a></div></div></section><section class="section section-tinted"><div class="container plan"><div data-reveal="true"><h2>Plan the deployment.</h2><p>A speaker comparison is one identity signal and should be combined with the controls appropriate to the transaction risk.</p><a class="button button-primary" href="/book-a-demo">Talk to the team</a></div><ol class="plan-questions"><li data-reveal="true" style="--i:1">How is the reference voice enrolled?</li><li data-reveal="true" style="--i:2">What audio quality is available?</li><li data-reveal="true" style="--i:3">Which threshold and error trade-off is acceptable?</li><li data-reveal="true" style="--i:4">What happens when comparison is uncertain?</li></ol></div></section><section class="section"><div class="container"><div class="section-head"><div data-reveal="heading"><h2>Related offerings.</h2></div></div><div class="product-links count-3"><a class="product-link model-link" data-reveal="true" style="--i:0" href="/deepfake-detection"><svg class="model-mark" viewBox="0 0 1000 1000" width="44" height="44" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(40.2851 40.2851) scale(0.733198) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M1650 11003 c0 -525 60 -873 205 -1179 71 -152 141 -252 254 -365 213 -213 422 -309 800 -369 317 -49 477 -121 619 -275 67 -73 143 -210 166 -296 13 -52 12 -57 -15 -132 -63 -170 -215 -437 -367 -642 -37 -49 -174 -226 -305 -394 -393 -503 -531 -721 -660 -1046 -39 -97 -92 -290 -103 -374 l-7 -51 666 0 666 0 15 53 c8 28 22 81 31 117 57 226 180 603 300 915 42 110 101 263 130 340 273 725 405 1388 405 2040 1 333 -24 540 -94 782 -159 552 -513 907 -1021 1026 -87 20 -120 21 -887 24 l-798 4 0 -178z m892 -406 c461 -225 590 -307 788 -506 228 -229 364 -479 431 -794 40 -186 36 -479 -10 -667 l-18 -75 -7 50 c-37 248 -121 410 -340 660 -275 313 -388 455 -566 710 -216 308 -302 426 -418 572 -68 87 -129 164 -135 171 -5 6 -7 12 -4 12 3 0 128 -60 279 -133z"></path><path d="M9326 11169 c-483 -56 -872 -361 -1070 -841 -194 -469 -220 -1123 -74 -1908 77 -418 190 -788 423 -1389 160 -413 256 -705 331 -1007 l36 -144 664 0 c662 0 664 0 664 20 0 37 -31 173 -60 266 -108 341 -277 635 -600 1049 -78 99 -192 246 -255 326 -271 347 -420 586 -516 826 -36 90 -35 125 3 221 91 223 252 367 505 450 35 12 147 35 250 52 394 67 581 151 794 360 327 320 469 784 469 1529 l0 201 -747 -1 c-412 -1 -779 -5 -817 -10z m952 -446 c-127 -150 -298 -377 -513 -683 -209 -297 -320 -442 -491 -636 -198 -226 -255 -297 -312 -392 -88 -145 -141 -300 -142 -411 0 -69 -16 -39 -41 79 -33 152 -34 468 -1 616 95 435 332 774 727 1039 75 50 757 402 784 405 2 0 -3 -8 -11 -17z"></path><path d="M6178 10244 c-78 -18 -132 -47 -189 -101 -102 -95 -144 -200 -137 -339 8 -153 105 -296 242 -355 l56 -24 0 -59 c0 -33 -9 -231 -2
10 -440 -23 -452 -62 -1241 -90 -1811 -11 -225 -31 -644 -45 -930 -33 -694 -43 -952 -56 -1511 l-10 -472 41 -128 c96 -299 174 -654 215 -982 14 -106 25 -197 25 -203 0 -6 23 -9 58 -7 l57 3 12 100 c56 444 115 730 220 1050 l46 140 -7 450 c-7 568 -20 882 -96 2450 -16 336 -41 846 -55 1135 -36 757 -54 1108 -60 1161 l-5 47 65 31 c85 39 161 116 206 206 32 66 34 75 34 175 0 102 -1 109 -38 182 -62 127 -174 212 -311 237 -73 13 -86 13 -158 -5z"></path><path d="M5160 10019 c-159 -31 -302 -183 -332 -351 -30 -172 73 -363 238 -440 l67 -31 -7 -136 c-7 -149 -49 -861 -96 -1646 -16 -275 -45 -790 -64 -1145 -20 -355 -38 -694 -41 -755 l-6 -110 105 -89 c123 -104 371 -354 471 -475 52 -63 71 -80 73 -66 2 10 -1 169 -7 354 -10 296 -24 606 -86 1841 -28 572 -75 1464 -95 1823 -11 196 -20 367 -20 380 0 18 12 28 59 50 89 41 164 114 208 205 36 73 38 80 38 176 0 93 -3 106 -32 169 -87 184 -279 284 -473 246z"></path><path d="M7213 10020 c-232 -49 -389 -294 -329 -515 34 -129 131 -241 246 -285 19 -7 38 -16 43 -20 6 -5 -15 -446 -78 -1585 -65 -1182 -131 -2669 -123 -2799 l3 -59 90 109 c105 127 336 359 458 459 l86 70 0 80 c1 44 -4 154 -9 245 -5 91 -19 338 -30 550 -20 376 -28 533 -90 1605 -46 803 -70 1243 -70 1285 0 37 2 39 65 69 247 115 317 423 147 638 -96 121 -264 184 -409 153z"></path><path d="M2230 5637 c0 -309 83 -684 224 -1011 283 -656 885 -1244 1567 -1530 145 -60 337 -121 477 -152 255 -55 277 -57 899 -61 549 -4 583 -4 590 13 9 25 -14 420 -32 544 -89 596 -336 1091 -746 1501 -393 392 -810 639 -1263 750 -230 56 -286 59 -1033 59 l-683 0 0 -113z"></path><path d="M8910 5743 c-213 -21 -481 -89 -668 -170 -538 -229 -1056 -688 -1342 -1186 -220 -385 -350 -890 -350 -1369 l0 -138 488 0 c634 0 788 12 1062 80 625 157 1203 536 1627 1067 363 456 582 1059 583 1611 l0 112 -682 -2 c-376 0 -699 -3 -718 -5z"></path><path d="M4065 2739 c-549 -39 -1082 -432 -1316 -969 -42 -99 -92 -257 -104 -330 -3 -25 -9 -53 -12 -63 -5 -17 21 -18 624 -14 681 4 663 3 848 64 519 170 868 655 887 1232 l3 84 -415 1 c-228 1 -460 -1 -515 -5z"></path><path d="M5211 2742 l-73 -3 7 -67 c16 -148 79 -342 154 -471 265 -452 779 -665 1269 -525 363 104 652 387 772 755 30 92 64 265 58 294 -3 15 -86 17 -1058 18 -580 1 -1088 1 -1129 -1z"></path><path d="M7778 2743 l-228 -3 0 -88 c0 -121 24 -257 70 -393 162 -485 542 -811 1032 -883 86 -13 209 -16 682 -16 l576 0 -6 33 c-128 724 -726 1285 -1434 1346 -111 9 -204 10 -692 4z"></path></g></svg><strong>Aletheia<small>Deepfake detection</small></strong><span class="product-tagline">Detect synthetic, cloned and replayed speech.</span></a><a class="product-link model-link" data-reveal="true" style="--i:1" href="/voice-agents"><svg class="model-mark" viewBox="0 0 1000 1000" width="44" height="44" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(33.1541 35.0155) scale(0.744571) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M4595 11038 c30 -438 199 -814 495 -1108 241 -238 602 -420 909 -458 l56 -7 3 -1038 c1 -570 -1 -1037 -4 -1037 -4 0 -50 42 -103 93 -267 256 -642 407 -1009 407 l-100 0 -5 453 c-5 484 -5 493 -61 656 -122 354 -418 624 -803 729 l-98 26 -742 4 -743 3 0 -654 c0 -705 2 -743 54 -893 121 -356 396 -609 776 -712 l95 -26 850 -6 850 -6 97 -26 c225 -61 383 -148 536 -293 188 -179 310 -406 341 -638 7 -51 11 -385 11 -939 l0 -860 -37 32 c-201 168 -370 257 -598 317 -96 25 -113 26 -437 30 l-337 5 -5 41 c-3 23 -10 85 -16 137 -81 710 -516 1260 -1175 1486 -290 100 -409 114 -959 114 l-439 0 7 -102 c34 -508 195 -950 467 -1283 75 -93 246 -257 339 -326 296 -220 670 -366 1045 -409 50 -5 302 -10 560 -10 614 0 704 -12 914 -120 252 -130 436 -355 512 -625 l23 -80 2 -985 c1 -542 -1 -967 -6 -945 -4 22 -13 76 -20 120 -59 402 -228 812 -463 1124 -286 380 -743 679 -1224 800 -283 71 -316 73 -1072 78 l-684 5 7 -91 c41 -548 264 -1113 608 -1542 409 -510 1012 -867 1653 -979 234 -40 282 -41 1650 -38 1447 4 1356 1 1645 65 957 213 1725 899 2026 1811 69 210 129 496 141 674 l6 100 -679 -5 c-740 -4 -776 -7 -1044 -71 -538 -128 -1026 -458 -1319 -894 -202 -300 -355 -703 -402 -1057 -6 -49 -15 -95 -18 -102 -6 -11 -5 618 2 1542 4 472 3 464 83 634 116 246 320 429 579 518 147 50 190 55 580 63 324 7 380 10 451 28 226 58 397 154 554 313 l79 79 58 0 c144 1 358 43 500 100 201 81 358 185 518 345 203 204 330 434 410 742 26 100 55 293 55 369 l0 44 -1510 0 -1510 0 0 -79 c0 -112 35 -306 82 -449 144 -445 454 -790 861 -959 l89 -37 -24 -18 c-42 -33 -129 -69 -227 -95 -94 -25 -106 -26 -561 -33 -364 -6 -479 -11 -530 -23 -238 -57 -438 -157 -607 -304 l-63 -55 0 880 c0 950 0 943 54 1106 12
16 375 450 657 864 752 49 11 164 18 422 24 195 5 387 13 425 19 452 72 889 290 1205 602 408 403 628 941 647 1582 l6 197 -124 0 c-671 -1 -1205 -162 -1619 -491 -414 -328 -655 -806 -715 -1420 l-6 -66 -142 -6 c-222 -9 -394 -50 -592 -142 -157 -73 -336 -202 -436 -314 l-49 -55 0 1042 c0 826 3 1043 13 1046 6 2 54 11 106 20 514 92 1005 492 1210 986 77 186 131 424 131 581 l0 79 -1676 0 -1676 0 7 -92z"></path></g></svg><strong>Noesis<small>Call intelligence</small></strong><span class="product-tagline">Classify the recipient and route the call.</span></a><a class="product-link model-link" data-reveal="true" style="--i:2" href="/voice-agents#agents"><svg class="model-mark" viewBox="0 0 1000 1000" width="44" height="44" aria-hidden="true"><rect width="1000" height="1000" fill="#0B0B0B"></rect><g fill="#FCFCFB" transform="translate(22.9814 37.1429) scale(0.745342) translate(0.000000,1254.000000) scale(0.100000,-0.100000)"><path d="M3596 11098 c-14 -138 -18 -498 -7 -648 61 -828 370 -1424 930 -1795 249 -165 445 -253 909 -409 355 -120 480 -169 677 -266 464 -228 783 -532 990 -942 l53 -106 8 86 c9 108 -2 620 -16 762 -75 757 -349 1353 -794 1729 -233 196 -474 331 -1041 581 -538 237 -753 347 -1010 515 -239 156 -427 302 -602 469 l-90 86 -7 -62z"></path><path d="M3247 9093 c-10 -159 -8 -434 3 -558 28 -289 128 -619 252 -830 268 -454 721 -730 1338 -814 152 -21 315 -31 656 -41 583 -17 773 -49 1030 -169 223 -106 432 -284 563 -481 l64 -95 -8 55 c-47 364 -322 849 -690 1215 -308 307 -604 456 -1187 599 -252 62 -398 110 -598 198 -514 225 -1012 577 -1323 936 -44 50 -83 92 -87 92 -4 0 -10 -48 -13 -107z"></path><path d="M9115 8630 c-452 -38 -885 -286 -1176 -675 -260 -347 -418 -840 -419 -1302 l0 -73 1018 -1 c915 -1 1005 -3 897 -15 -468 -53 -1025 -246 -1362 -470 -276 -184 -466 -379 -899 -917 -450 -561 -568 -754 -694 -1137 -93 -282 -129 -501 -137 -849 l-6 -254 449 6 c333 4 479 10 564 22 479 67 933 258 1332 561 132 101 401 370 501 501 252 333 418 695 497 1085 47 234 52 303 60 853 5 316 12 550 19 579 71 317 232 539 476 658 62 30 579 206 825 280 19 6 39 13 43 15 9 6 -154 83 -618 292 l-180 81 -33 74 c-137 304 -427 561 -736 650 -77 23 -255 48 -310 45 -11 -1 -62 -5 -111 -9z m474 -757 l161 -168 -167 -167 -168 -168 -162 162 c-90 90 -163 167 -163 173 0 11 321 335 331 335 4 0 79 -75 168 -167z"></path><path d="M3395 7164 c86 -386 291 -845 508 -1134 286 -380 719 -717 1086 -844 255 -89 648 -164 1041 -200 533 -49 726 -21 872 125 89 89 128 205 128 380 0 432 -219 776 -600 940 -189 81 -324 104 -730 124 -651 32 -880 53 -1144 106 -410 83 -747 230 -1089 475 -76 55 -78 56 -72 28z"></path><path d="M4890 4779 c-673 -37 -1296 -247 -1805 -609 -528 -375 -927 -895 -1211 -1577 -71 -172 -187 -503 -179 -511 3 -3 60 0 128 7 548 56 1029 251 1472 596 168 131 225 184 650 605 226 224 458 449 516 502 444 395 975 712 1507 898 67 24 121 44 119 46 -12 13 -959 60 -1047 52 -8 0 -76 -4 -150 -9z"></path><path d="M6128 4545 c-398 -138 -771 -347 -1118 -626 -111 -90 -388 -355 -513 -491 -139 -151 -226 -252 -506 -588 -494 -594 -737 -856 -1165 -1259 l-89 -84 179 6 c880 33 1644 302 2249 792 552 447 871 1050 1059 2000 55 278 58 295 43 295 -7 0 -69 -20 -139 -45z"></path></g></svg><strong>Lexis<small>Voice agents</small></strong><span class="product-tagline">Run voice workflows with verification built in.</span></a></div></div></section><section class="cta"><div class="container"><div class="cta-card" data-reveal="panel"><div><h2>Test it on your own call traffic.</h2><p>A 30-minute walkthrough of your highest-risk call flow, then an evaluation on audio from your own lines.</p></div><div class="cta-actions"><a class="button button-accent" href="/book-a-demo">Request a demo</a></div></div></div></section><!--$--><!--/$--></main><footer class="footer on-dark" id="footer"><div class="container"><div class="footer-main"><div class="footer-identity"><a class="footer-brand" aria-label="Detectif.ai home" href="/"><img src="/brand/detectif-logo.svg" width="35" height="36" alt=""/><span aria-hidden="true">Detectif<span 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