Errors & Rate Limits
Understand HTTP response status codes, error models, and rate limit quotas.
Updated: July 20261 min read
HTTP Status Codes
AddressValid uses standard HTTP response codes to indicate success or failure:
- 200 OK: Request succeeded.
- 400 Bad Request: Invalid parameters or missing required query string.
- 401 Unauthorized: Missing or invalid API key.
- 429 Too Many Requests: Rate limit exceeded.
- 500 Internal Server Error: Platform execution error.
Rate Limit Response Headers
Every API response includes rate limiting telemetry headers:
123x-ratelimit-limit: 1000 x-ratelimit-remaining: 994 x-ratelimit-reset: 1785084920
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