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API Basics
Rate Limits
Rate limits and PRO-endpoint availability for each Etherscan API plan tier.
Documentation Index
Fetch the complete documentation index at: /llms.txt
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Rate limits and PRO-endpoint availability for each Etherscan API plan tier.
| API Tier | Rate Limit | PRO Endpoints |
|---|---|---|
| Free | 3 calls/second, up to 100,000 calls/day, selected chains only | Not Available |
| Lite | 5 calls/second, up to 100,000 calls/day | Not Available |
| Standard | 10 calls/second, up to 200,000 calls/day | Available |
| Advanced | 20 calls/second, up to 500,000 calls/day | Available |
| Professional | 30 calls/second, up to 1,000,000 calls/day | Available |
| Pro Plus | 30 calls/second, up to 1,500,000 calls/day | Available |
| Dedicated/Custom | Contact Us | Available |