HTTP Status Codes API

Look up HTTP status codes: the reason phrase, what it means, the defining specification and usage notes. Search by code (404), code prefix (40), class (4xx) or words (rate limit).

POST /api/v1/tools/http-status-codesMCP http_status_codesDeveloper Tools

Searchable list of HTTP status codes from 100 to 511 with plain-English explanations, based on RFC 9110 plus WebDAV, 418 and 429. Search by number or keyword.

Input

Send these as a JSON object. Unknown fields are rejected.

query: A code ("418"), a code prefix ("50"), a class ("4xx") or words to match in the phrase and description ("too many requests"). Empty lists every code. (string, up to 200 characters, default "")

Try it in the browser JSON Schema Get an API key

curl https://pithlab.com/api/v1/tools/http-status-codes \n  -H "Authorization: Bearer $PITHLAB_KEY" \n  -H "Content-Type: application/json" \n  -d '{"query":"429"}'

Example response

{
  "ok": true,
  "result": {
    "count": 1,
    "codes": [
      {
        "code": 429,
        "phrase": "Too Many Requests",
        "spec": "RFC 6585",
        "description": "The client has sent too many requests in a given time (rate limiting). A Retry-After header may say how long to wait.",
        "class": "4xx",
        "className": "Client error"
      }
    ]
  }
}