What is API Rate Limit Calculator?
Converts daily or hourly quotas into a per-minute or per-second pace.
How it Works
1. Enter 'Requests per Day'.
2. Tool divides by 1440 (minutes/day).
3. View RPM (Requests Per Minute).
Example
Input: 10,000/day
Result: 6.9 RPM
FAQ
What is a 429 error?
Too Many Requests. The server is blocking you.
RPM vs RPS?
RPM = Minute, RPS = Second. 60 RPM = 1 RPS.
Burst limit?
Some APIs allow spikes above the average rate.
How to reduce requests?
Cache responses locally or use webhooks.
Safe margin?
Stay 20% below the limit to be safe.
Conclusion
Respecting rate limits prevents your app from being blocked. Implement caching or exponential backoff strategies if your calculation shows you are near the provider's threshold.