Unauthorized

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HTTP Status: 401 Unauthorized
RFC Reference: RFC 9110 Section 15.5.2

The request requires authentication. Please provide valid credentials.

Common Causes

• Missing Authorization header
• Invalid access token
• Expired access token
• Malformed bearer token

How to Fix

1. Ensure you include the Authorization header
2. Request a new access token if expired
3. Verify token format: Bearer YOUR_TOKEN

See Authentication guide for details.