API changelog
Release notes for the AffixIO Verification API (OpenAPI 3.1). Production base URL: https://api.affix-io.com. Machine-readable spec: openapi.json.
OpenAPI 3.1REST APINoirBarretenbergMerkle auditML-DSApost-quantum
Integrators building stateless verification, AI agent governance gates, and zero-knowledge eligibility checks should pin OpenAPI version and monitor this changelog. AffixIO uses semantic versioning on the API contract.
Version 1.4.2 (current)
| Area | Change |
|---|---|
| OpenAPI | Published at /openapi.json on www.affix-io.com for CI contract tests and Postman import |
| Circuits | 106+ Noir circuits live including health, government, ticketing, travel, hospitality, and cross-domain proofs |
| Merkle | GET /v1/merkle/root, /v1/merkle/proof/:digest, POST /v1/merkle/verify-proof |
| PQC | ML-DSA-65 attestation path when requestAttestation: true on supported endpoints |
| Health | GET /api/health returns circuit readiness and Merkle root context |
| Tools | Browser Merkle verifier at /tools/merkle-verifier proxies live audit tree |
Version 1.4.0
- Expanded circuit catalogue beyond core yesno and identity paths
- Governance stats endpoint for audit transparency
- Demo identity verify and circuit prove/verify paths for sandbox reproduction
Breaking change policy
Breaking changes to authenticated endpoints are announced here with migration notes at least 30 days before enforcement where practicable. Public health and Merkle root endpoints remain stable for monitoring integrations.
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