The API
REST with JSON, API key authentication, and resources for sessions, face enrollments, policy, evidence and usage.
Core resources
POST
/v1/sessionsOpens the session and returns the capture linkGET
/v1/sessions/:idThe envelope: status, reasons, checks, evidencePOST
/v1/enrollmentsSaves the face enrollment from an approved sessionPUT
/v1/policyChanges the policy and reports conformance to the profileGET
/v1/evidence-keysPublic keys for verifying receiptsPOST
/v1/subjects/eraseDeletes a data subject's dataGET
/v1/usageUsage by periodThe session envelope
{ "sessionId": "5b0e…", "flow": "ONBOARDING", "status": "APPROVED",
"decision": { "outcome": "APPROVED", "reasons": [], "reviewRequired": false },
"checks": [ { "kind": "liveness.passive", "status": "PASSED",
"score": 0.97, "threshold": 0.8,
"engine": { "model": "minifasnet", "version": "2026.09.20" } } ],
"evaluation": { "profileId": "pad-l1-2026-09", "conforms": true },
"evidence": { "bundleHash": "…", "signature": { "alg": "Ed25519" } } }Errors and limits
Invalid key, suspended account, monthly allowance used up: each case has its own code, so your app can show the right message.
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