Unverified50% confidenceFactExact time
HTTP 400 (Bad Request) indicates a request format or syntax error and is typically treated by clients as a non-retryable logic error.
1
Sources
50%
Confidence
Long-term
Relevance
10/6/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedThe HTTP 200 status code only indicates that the server successfully received and processed the request; it does not represent correct execution of business logic, as a large number of business errors can be wrapped inside a 200 response body.74% similarUnverifiedHTTP 503 indicates the server is temporarily unable to handle the request, 500 indicates a backend logic anomaly, and 404 indicates that the requested resource does not exist.65% similarUnverifiedHTTP status code 500 (Internal Server Error) indicates that an unexpected error occurred on the server side; the specific cause needs to be identified by combining server logs and code logic.65% similarVerifiedIn HTTP protocol status codes, 2xx indicates success, 4xx indicates client errors, and 5xx indicates server errors.64% similarUnverifiedHTTP状态码遵循RFC 7231规范，按首位数字分为5个大类：1xx信息性响应、2xx成功、3xx重定向、4xx客户端错误、5xx服务器错误57% similar
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