Conta Simples API
Developer portal for integrating with Conta Simples
The Conta Simples API is the integration interface for the platform. Connect external systems securely and at scale via REST.
All requests require a Bearer token (OAuth 2.0 Client Credentials). How to authenticate →
Capabilities
Manage cards
List, block, and unblock corporate cards.
Query transactions
Access card and bank statements. Update and reconcile transactions.
Manage categories
List and create categories to classify transactions.
Query cost centers
Retrieve company cost centers.
Manage suppliers
Manage suppliers to classify and reconcile company expenses.
Manage users
List, update, and delete users; manage access profiles and invites.
Download attachments
Download receipts linked to transactions.
Who it is for
Businesses and partners
Companies that issue corporate cards or need to integrate financial flows.
Developers
Engineering teams that build integrations with Conta Simples.
Fintechs and platforms
Platforms that combine payments, cards, and financial management.
Operations and compliance
Teams that need to ensure compliance and monitoring.
Where to start
Quickstart — your first call
Set up credentials, get a token, and run your first query in 5 minutes.
Understand the full flow
Step by step, from Sandbox to Production.
Apply best practices
Pagination, retries, and error handling patterns for a robust integration.
Open the API Reference
Technical reference for parameters, schemas, and examples.
Questions? See the support guide for how to contact the technical team.