# RPG Capital > RPG for Developers permite que sistemas externos acessem dados operacionais de lojas RPG com consentimento explícito do lojista. ## Developer documentation - https://rpgcapital.com.br/developers/docs — documentação humana completa - https://rpgcapital.com.br/openapi.json — especificação OpenAPI 3.1 - https://rpgcapital.com.br/llms-full.txt — guia técnico em texto ## Authentication Developer API keys begin with rpg_dev_live_. Every request using a Developer key also requires X-RPG-Connection-Id. A Developer key alone never grants access to a merchant. ## Authorization The effective permission is the intersection of: 1. scopes configured on the Developer key; and 2. scopes granted by the merchant connection. ## API base https://rpgcapital.com.br/api/public/v1