How To Access Cosmos via Tendermint RPC API

Learn how to access Cosmos via Tendermint RPC API.

Step 1: To access the available Tendermint methods, use the native access endpoint with tendermint-rpc at the end:

  • Network: Cosmos Mainnet
  • Request Type: GET

Step 2: You should authorize your request. Learn more: Authentication Guide

Step 3: Specify a Tendermint method in the request body:

    "jsonrpc": "2.0",
    "id": 1,
    "method": "YOUR_METHOD",
    "params": []

Example Request

Here is a cURL example for using health to get a node heartbeat for Cosmos Mainnet:

curl -X \
-H 'Authorization: Bearer YOUR_API_KEY' \
-H 'Content-Type: application/json' \
-d '{"jsonrpc": "2.0", "id": "2023", "method": "health", "params": []}'

The following is a typical response you will get:

    "jsonrpc": "2.0",
    "id": "2023",
    "result": {}

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