Efí Pay Open Finance API
Open Finance Brasil payment-initiation flows — initiate, schedule, refund, and recur Pix payments from any participating bank/fintech directly inside your app. Requires mTLS, OAuth2, and a 72-char x-idempotency-key per request.
Efí Pay Open Finance API is one of 6 APIs that Efí Pay (Gerencianet) publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 1 machine-runnable capability that can be deployed as REST, MCP, or Agent Skill surfaces via Naftiko.
Tagged areas include Open Finance, Payment Initiation, Pix, Biometric Pix, and Automatic Pix. The published artifact set on APIs.io includes API documentation, an OpenAPI specification, and 1 Naftiko capability spec.