How to Connect to Polygon
Learn how to connect to the Polygon infrastructure via RPC with Blockdaemon.
In this guide, you'll learn the following simple methods of connection to your infrastructure:
- How to Connect to Polygon ETH RPC via cURL
- How to Connect to Polygon Tendermint RPC via cURL
- How to Connect to Cosmos REST for Polygon
- How to Connect to Polygon via WebSocket
Note:
Visit the Polygon marketplace page to explore Blockdaemon’s Polygon infrastructure.
How to Access Your Blockdaemon Polygon Credentials
Once you have purchased your Blockdaemon Polygon infrastructure, you can access your credentials:
- Log into the Blockdaemon app.
- Click Nodes under the Access menu.
- Select the Polygon node.
- Select the Connect tab. You'll find the following information:
- Endpoint URL
- Auth String
- Auth Token
Info:
Please reach out to [email protected] or your Customer Success Manager for support.
How to Connect to Polygon ETH RPC via cURL
curl -X POST -H 'Content-Type: application/json' --data '{"method": "RPC_METHOD", "params": [METHOD_PARAMS], "id": 1}' 'YOUR_ENDPOINT_URL/eth_rpc?auth=YOUR_AUTH_TOKEN'
- Replace
RPC_METHOD
with your chosen RPC method. - Replace
METHOD_PARAMS
with params of your chosen method. - Replace
YOUR_ENDPOINT_URL
with the Endpoint URL in the Blockdaemon app. - Replace
YOUR_AUTH_TOKEN
with the Auth Token in the Blockdaemon app.
How to Connect to Polygon Tendermint RPC via cURL
curl -X POST -H 'Content-Type: application/json' --data '{"method": "RPC_METHOD", "params": [METHOD_PARAMS], "id": 1}' 'https://YOUR_ENDPOINT_URL/tendermint_rpc?auth=YOUR_AUTH_TOKEN'
- Replace
RPC_METHOD
with your chosen RPC method. - Replace
METHOD_PARAMS
with params of your chosen method. - Replace
YOUR_ENDPOINT_URL
with the Endpoint URL in the Blockdaemon app. - Replace
YOUR_AUTH_TOKEN
with the Auth Token in the Blockdaemon app.
How to Connect to Cosmos REST for Polygon
curl -X GET -H 'Content-Type: application/json' -H "X-Auth-Token: YOUR_AUTH_TOKEN" 'YOUR_ENDPOINT_URL/cosmos_rest/blocks/latest'
- Replace
YOUR_AUTH_TOKEN
with the Auth Token in the Blockdaemon app. - Replace
YOUR_ENDPOINT_URL
with the Endpoint URL in the Blockdaemon app.
How to Connect to Polygon via WebSocket
Tendermint WebSocket
wscat -H "X-Auth-Token: YOUR_AUTH_TOKEN" -c wss://YOUR_ENDPOINT_URL:8443/websocket
- Replace
YOUR_AUTH_TOKEN
with the Auth Token in the Blockdaemon app. - Replace
YOUR_ENDPOINT_URL
with the Endpoint URL in the Blockdaemon app.
Eth WebSocket
This is currently only relevant for archive nodes.
wscat -H "X-Auth-Token: YOUR_AUTH_TOKEN" -c wss://YOUR_ENDPOINT_URL:8443/eth_websocket
Example: {"id":1,"jsonrpc":"2.0", "method":"eth_getBlockByNumber","params":["latest", true]}
- Replace
YOUR_AUTH_TOKEN
with the Auth Token in the Blockdaemon app. - Replace
YOUR_ENDPOINT_URL
with the Endpoint URL in the Blockdaemon app.
Info:
wscat is a tool that can connect over WebSocket(s) and may need to be installed. You can use your preferred tool of choice.
👋 Need Help?
Contact us through email or our support page for any issues, bugs, or assistance you may need.
Updated 22 days ago