Biometrics and liveness

A real person. The right person.

Passive and active liveness detection compliant with ISO/IEC 30107-3, face match against the identity document, and face search across your own users.

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How it works

1
Capture
A selfie, or a short video, taken in the verification flow.
2
Check
Liveness detection confirms that a live person is in front of the camera.
3
Match
The face is compared with the document photo and, if you choose, with the faces you already hold.

Illustration

Face, liveness and face search

Passive and active liveness

From a single photo or a short video, compliant with ISO/IEC 30107-3.

Face match 1:1

The selfie compared with the identity document photo.

Face search 1:N

A face searched across your own user base.

Biometric authentication

Returning users authenticate again with their face, without a password.

Duplicate detection

The same face behind several accounts, flagged.

Banned faces

A list of faces you never want to onboard again.

Integrate in a few calls

Add a selfie step to any verification, or call face authentication on its own.

Web and mobile SDKsEarly access
Hosted verification linkAvailable
No-code portalAvailable
REST APIEarly access
WebhooksEarly access
MCP serverEarly access

Open the developer hub

RequestIllustration

curl -X POST $NODEID_API/v1/verifications \
  -H "Authorization: Bearer $NODEID_KEY" \
  -d '{ "person_id": "per_51d…", "workflow": "selfie_liveness" }'

Response

{
  "verification_id": "ver_7c1…",
  "liveness": "passed",
  "face_match": "match",
  "duplicate": false
}

Related products

Document verification14,000+ identity document types, with NFC chip reading.Fraud signalsDevice, network, e-mail and phone risk from 3,000+ signals.Reusable KYCVerified once, reused with consent.

Know every business and every person you work with

Request a demo, or get your API keys.