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Rate limiting

Rate limit: a real fixed-window limiter (5 requests per 60 seconds per client) for testing 429 and Retry-After handling. Clients are identified by the X-Client-Id header, or by IP without it.

Your account unlocks these endpoints. Try it on each endpoint's page sends your key for you; from your own code, send a key from your API keys page in the X-TestingApis-Key header.

These endpoints need a free account. Create one or sign in to see their details and try them here.

Example request

Make a rate-limited request that counts toward the limit. Full reference and a Send button.

cURL
curl -X GET "https://api.testingapis.com/api/RateLimit" \
  -H "X-Client-Id: docs-demo" \
  -H "X-TestingApis-Key: YOUR_API_KEY"
Response · 200 OK
{
  "message": "Request allowed.",
  "clientId": "id:docs-demo",
  "used": 1,
  "remaining": 4,
  "limit": 5,
  "windowSeconds": 60
}

Sign in to see the details

The parameters, request and response examples and the live Try it panel for these endpoints are for signed-in members. Accounts are free and take a few seconds to create.