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Full detail: Where this data comes from
Efí (formerly Gerencianet) is a Brazilian payment institution ("Instituição de Pagamento", CNPJ 09.089.356/0001-18) and digital bank. It publishes a set of well-documented public REST APIs for the Brazilian financial system: Pix (immediate and dated charges, send/receive, refunds, webhooks), Boletos and Charges (Cobranças), Carnê installment booklets, and Pix via Open Finance. The company rebranded from Gerencianet to Efí; older SDKs, host names, and OAuth scope prefixes (e.g. gn.) still reflect the Gerencianet lineage.
APIs.json: https://raw.githubusercontent.com/api-evangelist/efi-bank/refs/heads/main/apis.yml
Efí's APIs are live, public, and production-grade, but the auth model differs by product host:
- Pix API — base
https://pix.api.efipay.com.br(sandboxhttps://pix-h.api.efipay.com.br). Requires OAuth2 client-credentials (token atPOST /oauth/token, HTTP Basic withClient_Id/Client_Secret) PLUS a mandatory mutual TLS (mTLS) client certificate (.p12/.pem) on every request — this is a Brazilian Central Bank (BACEN) requirement for the Pix arrangement, not an Efí choice. - Pix via Open Finance API — base
https://openfinance.api.efipay.com.br(sandboxhttps://openfinance-h.api.efipay.com.br). Also requires OAuth2 client-credentials (token atPOST /v1/oauth/token) PLUS mTLS. - Cobranças (Charges) API — base
https://cobrancas.api.efipay.com.br(sandboxhttps://cobrancas-h.api.efipay.com.br). Uses OAuth2 client-credentials (token atPOST /v1/authorize, HTTP Basic). No mTLS certificate required.
You obtain Client_Id / Client_Secret and generate the mTLS certificate inside the Efí account dashboard. SDKs are published for PHP, Node.js, Python, Java, Go, Ruby, Delphi, TypeScript, and Flutter, plus e-commerce modules (WooCommerce, WordPress, PrestaShop, Magento 2, OpenCart, WHMCS).
The create/query charge, webhook, Cobranças charge, and Carnê operations in this repository were confirmed directly against Efí's public documentation. The dated-charge (cobv), received-Pix (pix), refund (devolução), payload-location (loc), and Open Finance path operations are modeled on the BACEN Pix API v2 standard that Efí implements and on Efí's documented OAuth scopes; treat their exact paths as representative. See review.yml for the confirmed-vs-modeled breakdown.
- Payments
- Pix
- Boleto
- Banking
- Brazil
- Latin America
- Charges
- Digital Account
- Financial Infrastructure
- Fintech
- Created: 2026-07-12
- Modified: 2026-07-12
Create and manage Pix charges — immediate charges (cob) and dated charges with due date (cobv) — plus payload locations (loc) that generate the dynamic QR Code and Pix Copia e Cola payload. Requires OAuth2 client-credentials and a mandatory mTLS certificate.
- Human URL: https://dev.efipay.com.br/docs/api-pix/cobrancas-imediatas
- Base URL:
https://pix.api.efipay.com.br
- Pix
- Charges
- QR Code
- Brazil
- Documentation
- API Reference
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
Consult received Pix (Cash-In), send Pix directly from the API (Cash-Out), and request or query refunds (devolução) tied to an end-to-end identifier. Requires OAuth2 client-credentials and a mandatory mTLS certificate.
- Human URL: https://dev.efipay.com.br/docs/api-pix/pix
- Base URL:
https://pix.api.efipay.com.br
- Pix
- Payments
- Refunds
- Cash Out
- Documentation
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
Register, retrieve, and cancel webhooks that notify your application about received Pix, keyed to a Pix key (chave). Server-to-endpoint HTTPS callbacks, not a WebSocket. Requires OAuth2 client-credentials and a mandatory mTLS certificate.
- Human URL: https://dev.efipay.com.br/docs/api-pix/webhooks
- Base URL:
https://pix.api.efipay.com.br
- Pix
- Webhooks
- Notifications
- API Reference
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
Issue and manage charges (transações) payable by boleto bancário, credit card, or Pix — one-step or two-step creation, due-date changes, manual settlement (baixa), cancellation, resend, and history. Uses OAuth2 client-credentials over HTTP Basic; no mTLS certificate required.
- Human URL: https://dev.efipay.com.br/docs/api-cobrancas/boleto
- Base URL:
https://cobrancas.api.efipay.com.br
- Boleto
- Charges
- Checkout
- Brazil
- Documentation
- API Reference
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
Generate and manage carnês — a batch of installment charges (parcelas) issued together as a booklet. Create a carnê, change parcel due dates, cancel or settle the whole booklet or individual parcels, and resend by email. Uses OAuth2 client-credentials; no mTLS certificate required.
- Human URL: https://dev.efipay.com.br/docs/api-cobrancas/carne
- Base URL:
https://cobrancas.api.efipay.com.br
- Carnê
- Installments
- Boleto
- API Reference
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
Initiate Pix payments as a payment initiator across banks and fintechs connected to Brazil's Open Finance ecosystem, query participants, and consult or reverse initiated payments. Requires OAuth2 client-credentials and a mandatory mTLS certificate.
- Human URL: https://dev.efipay.com.br/docs/api-open-finance/credenciais
- Base URL:
https://openfinance.api.efipay.com.br
- Open Finance
- Pix
- Payment Initiation
- Documentation
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
FN: Kin Lane Email: kin@apievangelist.com