# FaceSign

**Canonical:** https://apis.io/providers/facesign-ai/  
**Website:** https://www.facesign.ai/  
**APIs profiled:** 1

FaceSign provides AI-powered real-time identity verification that goes beyond biometrics to detect deepfakes, confirm liveness, and authenticate the actual person. Founded by pioneers of two-factor authentication, FaceSign builds the future of identity verification.

## Kin Score — 38.5 / 100 (thin)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 61.7 |
| Contract Quality | 24.0 |
| Contract Governance | 22.0 |
| Operational Transparency | 28.6 |
| Developer Ergonomics | 54.0 |
| Access Clarity | 46.8 |

Regulatory layer — **AI & Biometrics**: 21.1 (matched via residual_tags).

## Agent readiness — 33.0 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | verified |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | unknown |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (3)

- **FaceSign Avatars API** — The Avatars API from FaceSign — 1 operation(s) for avatars.
- **FaceSign Langs API** — The Langs API from FaceSign — 1 operation(s) for langs.
- **FaceSign Sessions API** — The Sessions API from FaceSign — 3 operation(s) for sessions.

## MCP servers (1)

- **FaceSign MCP Server** — Remote MCP server at mcp.facesign.ai.

## Agentic access (1)

- **FaceSign Agentic Access** — 6 operations · 1 acting

## Security (3)

- **FaceSign Authentication** — 1 scheme
- **FaceSign Domain Security** — TLSv1.3 · HSTS · DMARC
- **FaceSign Trust Center** — GDPR

## Plans (1)

- **FaceSign Plans Pricing**

## Tags

Artificial Intelligence, Identity Verification, Deepfake Detection, Liveness Detection, Biometrics

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/facesign-ai/). Scores are computed from the provider's own public artifacts under a published rubric.