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Rate Limit Headers cheat sheet

Headers that tell clients remaining quota and reset windows.

Quick lookup

Retry-AfterTells the client how long to wait before retrying.
X-RateLimit-LimitCheck exact spelling, casing, and the platform documentation for this field.
X-RateLimit-RemainingCheck exact spelling, casing, and the platform documentation for this field.
X-RateLimit-ResetCheck exact spelling, casing, and the platform documentation for this field.
RateLimit-PolicyCheck exact spelling, casing, and the platform documentation for this field.

Common mistakes

  • Debugging the client before checking the raw request and response
  • Ignoring headers that explain cache, auth, or rate limits
  • Treating browser CORS failures as generic API downtime
  • Logging tokens or webhook secrets while troubleshooting

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