Reference for the various API tiers and their rate limits
| API TIER | Rate Limit | Response Data Bandwidth | API Call Credits |
|---|---|---|---|
| Free | 600 requests/minute/v0/accounts/:hash/transfers/csv: 1 request/minute | 1 GB | 1,000,000 units |
| Tier 1 | 9,000 requests/minute/v0/accounts/:hash/transfers/csv: 5 request/minute | 50 GB | 10,000,000 units |