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Public Error Codes, New Documentation, and AI in the Docs

Eric VianaAndré Mayer
Eric Viana, André Mayer
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July's product updates: API errors become predictable and safe to show your users, the documentation gets a full rebuild, and you can now ask the docs anything.

TL;DR

  • Public error codes: every API error now returns a stable code and a safe-to-display description
  • New documentation: rebuilt navigation, REST-only quickstarts, and a self-hosted API reference
  • AI in the docs: an assistant that knows our entire API and answers instantly
  • Idempotency keys: opt-in Idempotency-Key header on all mutating v1 endpoints

Public error codes

Every API error response now includes two additive fields: code, a stable identifier like PAYOUTS_INSUFFICIENT_BALANCE, and description, human-readable text safe to show your end users. Existing responses are unchanged, so nothing breaks.

Each code is documented with its retry semantics, so your integration knows whether to retry, stop, or ask the user to act. Browse the full list in the API reference.

New documentation

We rebuilt blindpay.com/docs from the ground up. Navigation is organized around what you are doing (Payins, Payouts, Send, Receive, Store), and every quickstart is REST-only with managed wallets, so you can integrate without touching blockchain tooling.

The API reference now lives at blindpay.com/docs/api/reference with one URL per endpoint. All old URLs redirect.

AI in the docs

The docs now answer back. An AI assistant trained on our entire documentation and API reference is built into every page: ask "how do I create a payout quote" or paste an error code, and it gives you a direct answer with working request examples, no page hunting.

It is the fastest way to integrate BlindPay. Most questions that used to become support tickets now get answered in seconds, right where you are working.

And this is just the start: the same AI is coming to the dashboard next, where you will be able to run your entire operation by simply asking in plain language.

Idempotency keys

Mutating v1 endpoints now accept an optional Idempotency-Key header. Retry with the same key and you get the original response back instead of a duplicate action, making timeouts and retries safe on payment-creating calls.

One API.
Multiple payment rails.

Blind Pay, Inc. (“BlindPay”) is a United States-based financial technology and payments infrastructure company, incorporated in the State of Delaware on May 2, 2024. BlindPay is duly registered as a Money Services Business (“MSB”) with the Financial Crimes Enforcement Network (“FinCEN”) under registration number 31000277566153. BlindPay is not a state-licensed money transmitter and does not, in its own capacity, engage in regulated money transmission services. All such regulated activities are conducted exclusively through, and under the licenses of, duly authorized financial institution partners. BlindPay's role is limited to providing financial technology, virtual account management, payment processing, and related payments infrastructure services that facilitate payment flows and account functionalities. These services are provided in coordination with its licensed partners and in compliance with applicable federal MSB requirements and relevant state regulatory frameworks.

Blind Pay, LLC (“BlindPay”) is a Delaware limited liability company formed on June 24, 2025. BlindPay is duly registered as a Money Services Business (“MSB”) with the Financial Crimes Enforcement Network (“FinCEN”) under registration number 31000318334247 and is listed in the Nationwide Multistate Licensing System (“NMLS”) under NMLS ID #2745309.

BLIND PAY SOCIEDADE PRESTADORA DE SERVIÇOS DE ATIVOS VIRTUAIS LTDA. (“BlindPay”) is a Virtual Asset Service Provider (“VASP”) operating in Brazil. The company is presently completing the regulatory adaptation process required of Virtual Asset Service Provider Companies (SPSAV) under Central Bank of Brazil Resolution No. 520/2025, and remains subject to the transitional regime set forth in Article 88 of that Resolution. Registered address: Avenida Princesa Isabel, nº 15, Sala 1405, Edifício Martinho de Freitas, Centro, Vitória/ES, 29010-361.

BlindPay is a stablecoin API that enables individuals and businesses to move money worldwide.