Peek maintains and updates API integrations through secure practices like OAuth 2.0 authentication and token management, ensuring users’ financial data is accessed safely without requiring frequent re-authentication.

Data is regularly synced through scheduled updates and real-time webhooks to keep user information current. Robust error handling and automatic retries address any connectivity issues, while encryption and compliance with data privacy regulations protect user information.

Users can manage their connected accounts in Peek's preferences, and Peek monitors and adapts to API changes to maintain seamless integration. This approach ensures that Peek provides accurate, up-to-date financial insights with minimal disruption.