AIErrorCode:
| "NO_API_KEY"
| "AUTH"
| "PERMISSION"
| "QUOTA"
| "RATE_LIMIT"
| "OVERLOADED"
| "SERVER"
| "NETWORK"
| "TIMEOUT"
| "STREAM_IDLE"
| "ABORTED"
| "MODEL_NOT_FOUND"
| "CONTEXT_LENGTH"
| "INVALID_REQUEST"
| "UNSUPPORTED"
| "CONTENT_FILTER"
| "TRUNCATED"
| "INVALID_JSON"
| "SCHEMA_MISMATCH"
| "PROVIDER_UNREACHABLE"
| "NO_PROVIDERS"
| "NO_MODEL"
| "TOOL_ERROR"
| "MCP_ERROR"
| "INVALID_RESPONSE"
| "UNKNOWN"