Max Open API
Maximize your financial platform
Transform your business into a powerful investment tool with our digital services API.
What is Max OpenAPI
It is a complete ecosystem that allows financial institutions, PSPs, wallets, and companies to integrate capital market services programmatically. Our system enables access to a wide range of financial instruments: from mutual funds to government bonds, stocks, repos, and other products from the Argentine market.
What can you do with our APIs?
Choose the option that suits you best
For Business Teams
Reduce operational costs:
Automate processes that traditionally require manual intervention
Improve the customer experience:
Complete digital onboarding in minutes, not days
Expand your product offerings:
Incorporate investment funds without developing your own infrastructure
Generate new revenue:
Monetize investment services with transparent fees
For Technical Teams
Modern REST APIs:
OpenAPI 3.0 documentation, JWT authentication, JSON responses
Fast integration:
Available SDKs, code examples, testing sandbox
Scalable architecture:
Rate limiting, monitoring, 99.9% high availability
Enterprise security:
TLS 1.3 encryption, BCRA regulatory compliance
Account Statements
Real-time monitoring of investment positions, movements, and returns.
Typical use cases:
- Accounting reconciliation of transactions and balances
- Integration with ERP and accounting systems
- Custom investment dashboards
- Integration with BI and reporting systems
Digital Onboarding
Automated process for bulk client onboarding.
Typical use cases:
- Automated Know Your Customer (KYC) for account batches
- B2B client onboarding automation
- Online validation of investment accounts
Mutual Funds
Comprehensive API for investment management: subscriptions, redemptions, and position inquiries.
Typical use cases:
- Investment fund marketplace
- Automated portfolio management
- Investment reporting and analytics
Authentication
Robust authentication system based on OAuth 2.0 + JWT for secure access to all services.
Start now
Get credentials
Contact our team to receive your development credentials and sandbox access.
Explore the APIs
Browse our documentation to understand the main available endpoints.
Integrate and test
Use our development environment to begin your integration and test in our pre-production environment before going live.
Support and resources
Technical Documentation
We provide detailed specifications for each endpoint.
Use cases
Access to practical implementation examples
Technical Support
Support from our team throughout the entire integration
