{"invalid_input":{"http":400,"retryable":false,"meaning":"the request violated the input schema or a cap"},"invalid_json":{"http":400,"retryable":false,"meaning":"body was not a JSON object"},"request_too_large":{"http":413,"retryable":false,"meaning":"body exceeded max_request_bytes"},"payment_required":{"http":402,"retryable":true,"meaning":"pay per x402 and retry"},"check_timeout":{"http":503,"retryable":true,"meaning":"wall-clock cap hit"},"check_resource_limit":{"http":503,"retryable":true,"meaning":"CPU or memory cap hit"},"server_busy":{"http":503,"retryable":true,"meaning":"at the concurrency limit; shed not queued"}}