Canva Known Pitfalls

Overview

Common mistakes when integrating with the Canva Connect API. Each pitfall includes the anti-pattern, why it fails, and the correct approach with real API endpoints.

Pitfall #1: Not Handling Token Expiry

// WRONG — token expires after ~4 hours, then all calls fail
const token = await getTokenOnce();
// ... 5 hours later ...
await canvaAPI('/designs', token); // 401 Unauthorized