Free Polygon RPC Endpoint
No signup. No API key. Paste and go.
HTTPS Endpoint LIVE
https://rpcfree.com/polygon-rpc
Network details
Chain ID: 137 (0x89)
Currency: POL
Status: Mainnet
Try it now
Copy and run in your terminal:
curl -X POST https://rpcfree.com/polygon-rpc \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}'
Or click to test live:
About Polygon Mainnet
Polygon PoS is an EVM network focused on affordable transactions and broad dApp compatibility. It is widely used for gaming, loyalty systems, and applications that require frequent writes without mainnet-level gas costs.
Its ecosystem includes mature tooling, wallet support, and strong exchange connectivity.
A good fit when throughput and cost efficiency are primary product constraints.
Useful links
Free vs Pro limits
| Limit | Free (no signup) | Etox Pro |
|---|---|---|
| CU / month | 10M | 300M |
| CU / day | 333,333 | unlimited |
| Req / sec | 10 | 100 |
| Archive data | Yes | Yes |
| trace / debug API | Yes | Yes |
| API key | not required | included |
FAQ
Do I need an API key for Polygon RPC on rpcfree?
No. Polygon Mainnet is available without signup or an API key.
Is Polygon RPC live right now?
Yes. Polygon Mainnet is available at the HTTPS endpoint shown above.
What URL do I POST JSON-RPC to?
POST JSON-RPC to the same URL as this page: https://rpcfree.com/polygon-rpc. GET loads documentation; POST runs RPC.
Where can I find Polygon documentation?
Official docs, bridge, and explorer links are listed in the Useful links section above.
Is there a higher-capacity option?
Yes. For higher throughput and managed access, use a pro plan through etox.io.