Not Found

The API returns a 404 Not Found status with this problem type when the requested resource cannot be found.

Response Format

{
  "type": "https://docs.tambo.co/reference/problems/not-found",
  "status": 404,
  "title": "Not Found",
  "detail": "Thread not found",
  "instance": "/threads/thread_123"
}

Fields

• type - Stable URI identifying this problem type
• status - HTTP status code (always 404)
• title - Short summary of the problem (always Not Found)
• detail - Human-readable description of what could not be found
• instance - The specific request path that triggered this error

Handling

When you receive this error:

1. Verify the resource ID in your request
2. Confirm the resource exists (and that your project has access to it)
3. Retry with a valid ID

See Also

• REST API Reference - Complete API documentation
• RFC 9457 Problem Details - Standard for error responses