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API Rate Limiting Headers
Communicate limits to clients
Standard rate limit headers (limit, remaining, reset) and Retry-After help clients back off gracefully, reducing errors and support load while keeping APIs fair and reliable.
- rate limiting
- headers
- retry-after
- limits
- quotas
Expose Limits
Return total limit, remaining, and reset timestamps per key/user.
Guide Clients
Use Retry-After on 429s; document per-plan limits and backoff.
Be Consistent
Keep header names stable; avoid leaking other users' data.
Keep Exploring
Guides
API Basics
APIs let software request data or actions from other systems through defined endpoints and responses.
Comparison
RAM vs Storage
RAM handles what your device is actively working on, while storage keeps apps, files, and system data available over time.
How it works
Global Positioning System
GPS uses timing signals from satellites to calculate a receiver's position on Earth.
What it is
Blockchain
A blockchain is a distributed ledger secured by cryptography and consensus nodes.