How to Connect to Cardano

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Note

Cardano does not provide regular RPC endpoints by default. To address this, Ogmios offers an RPC-like interface connected to Cardano's mini-protocols.

Ogmios can be enabled for full nodes.

How to Access Cardano Credentials

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Info:

If you haven't configured a node, learn how to deploy one here.

1. Log into the Blockdaemon app.
2. Select Nodes & RPC from the sidebar menu
3. Go to the My Nodes tab and select the Cardano node you want to connect to.
4. Under the Connect tab, you’ll find:
   1. Endpoint URL
   2. Auth String
   3. Auth Token

Please reach out to [email protected] or your Customer Success Manager for support.

1. How to Connect via cURL

curl --location --request POST 'YOUR_ENDPOINT_URL' \
  --header 'X-Auth-Token: YOUR_AUTH_TOKEN' \
  --header 'Content-Type: application/json' \
  --data-raw '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "YOUR_METHOD",
    "parms": "METHOD_PARAMS"
  }'

• Replace YOUR_ENDPOINT_URL with the Endpoint URL in the Blockdaemon app.
• Replace YOUR_AUTH_TOKEN with the Auth Token in the Blockdaemon app.
• Replace YOUR_METHOD with your chosen method.
• Replace METHOD_PARAMS with your selected RPC parameters.

2. How to Connect via WebSocket

wscat -H "X-Auth-Token: YOUR_AUTH_TOKEN" -c wss://YOUR_ENDPOINT_URL/websocket

• Replace YOUR_ENDPOINT_URL with the Endpoint URL in the Blockdaemon app.
• Replace YOUR_AUTH_TOKEN with the Auth Token in the Blockdaemon app.

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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.