What it means
Idempotency-Key on a route that does not honor it.
How to handle it
Remove Idempotency-Key from this route; only POST /v1/jobs honors that header.
Wire contract
| Code | idempotency_not_supported |
|---|---|
| Class | invalid_request |
| HTTP status | 400 |
| Meta keys | None |
| Raised | Yes |
The response uses the standard {"error": {…}} envelope. Branch on error.code, not the human-readable message. Preserve request_id when reporting a failure.