Developer reference

Document AI REST API.

The fluex Document AI API turns unstructured documents into structured JSON in seconds. Authenticate with a bearer token, POST a document, get extraction results with field-level confidence and an immutable audit trail. The full interactive reference is rendered below from our published OpenAPI 3.1 spec.

Download OpenAPI spec · Version 2026-04-30 · Base URL: api.fluex.ai/v1
Get an API key

Ready to extract your first document?

API keys are issued from the dashboard. Pay-per-page pricing means you can ship to production today without an annual commit.

Get an API key See the docs hub Security & trust