What changed
Reads of this field return undefined, and the failure surfaces wherever that value is used rather than at the call.
Affects POST /accounts/{account_id}/ai-search/instances/{id}/chat/completions.
Who is affected
Code that reads POST /accounts/{account_id}/ai-search/instances/{id}/chat/completions (errors[].message).
Before and after
| Where | Before | After |
|---|---|---|
| POST /accounts/{account_id}/ai-search/instances/{id}/chat/completions · errors[].message | present | absent |
| POST /accounts/{account_id}/ai-search/namespaces/{name}/instances/{id}/chat/completions · errors[].message | present | absent |
| POST /accounts/{account_id}/ai-search/namespaces/{name}/instances/{id}/search · errors[].message | present | absent |
| POST /accounts/{account_id}/ai-search/namespaces/{name}/search · errors[].message | present | absent |
| POST /accounts/{account_id}/ai-search/instances/{id}/search · errors[].message | present | absent |
| POST /accounts/{account_id}/ai-search/namespaces/{name}/chat/completions · errors[].message | present | absent |
Code that breaks
// response.errors[0].message is now undefined const message = response.errors[0].message;
Based on Cloudflare’s published API specification. How severity is decided.