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unauthenticated

Status 401. No usable API key was presented.

What it means

No usable key came with the request. A missing, mistyped, unknown or revoked key, and an old secret after its rotation window has closed, all get this same answer, on purpose: the differences would tell someone guessing keys how close they came.

What to do

Check that the Authorization header holds Bearer and then the whole key. After a rotation, use the new key.

Safe to send again?

Not as it is. Change what the answer points to, then send the request.

Where you can meet it

Every code, and the shape of an error answer: Errors.

Last updated: 10 October 2026