api.affix-io.com
Production verify, prove, Merkle, and attestation traffic.
Developers
Production API and SDK entry points.
Everything you need to authenticate, prove locally, and sync to api.affix-io.com.
Bearer or X-API-Key
Prefixes: aio_, demo_, affix_. Keys from Hub or contact AffixIO.
OpenAPI
Live schema at /v1/openapi.json.
Quick start
- Request an API key at /contact/ or sign in at hub.affix-io.com.
- Install affixio or @affix-io/sdk-light (Node.js 18+).
- Point the SDK at https://api.affix-io.com with your key.
- Prove locally, sync for verify and ML-DSA-65 attestation.
Health and governance
- GET /api/health — service status and circuit catalogue
- GET /api/governance-stats — Merkle leaf counts and root
- GET /v1/openapi.json — OpenAPI schema
npm packages
npm install affixionpm install @affix-io/sdk-lightDeveloper questions
API base, auth, packages, and limits.
What is the AffixIO API base URL?
https://api.affix-io.com for production. Health check: GET /api/health. OpenAPI: GET /v1/openapi.json.
How do I authenticate API requests?
Authorization: Bearer <key> or X-API-Key: <key>. Prefixes include aio_, demo_, and affix_. Contact AffixIO for keys at https://www.affix-io.com/contact/ or manage them at https://hub.affix-io.com/.
What rate limits apply?
Public documentation cites about 10 requests per second per key unless contracted otherwise.
Which npm packages should developers install?
affixio for UltraHonk ZK prove. @affix-io/sdk-light for millisecond proofs. Both Apache-2.0 on npm with source at https://github.com/AffixIO/SDK.