Build on proof
REST API. Full OpenAPI spec. Sandbox environment. Simple, fast integration.
Proveium Proof is an API-first identity verification platform. Start a sandbox, grab credentials, and start verifying identities — without storing a single passport scan.
REST API, full OpenAPI spec, sandbox environment, and signed receipts — everything you need to build identity verification and document signing into your platform. Register for sandbox access and get credentials immediately.
What the API gives you
Versioned REST API with OIDC/OAuth2 auth, cryptographic receipts, multi-jurisdiction checks, and webhook events. OpenAPI 3.1 documented.
Quick start
Free sandbox keys in 60 seconds. Full API surface, mock test identities, no rate limits, and signed receipts. Email signup only.
Client SDKs
Official libraries for TypeScript/Node.js, Python, and Go — available now. Java/Kotlin, Swift, and React hooks coming soon. All generated from the OpenAPI spec.
OpenAPI Spec
The full Proveium API in OpenAPI 3.1. Browse interactively, download the YAML, import into Postman, or generate typed clients for any language.