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1

Create an account

Sign up at app.validationcloud.io. The Free plan includes 50 million compute units (CU) per month, and no credit card is required. See Plans and billing for what happens after that.
2

Create an endpoint

In the Node API dashboard, create a new endpoint:
  1. Select a blockchain.
  2. Select a network.
  3. Optionally, name your endpoint.
Your endpoint gets an HTTPS URL and a WSS URL. Both contain your API key, so treat them as secrets.
3

Send your first request

Replace <YOUR_API_KEY_HERE> with your API key and run this request against Ethereum Mainnet:
The response contains the latest block number in hexadecimal:
For other chains, use the URL from your endpoint and the methods listed in that chain’s section.

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Next steps

Supported chains and networks

Every chain and network, with archive and history coverage.

Compute units

How usage is billed. Each chain’s overview lists the CU cost of every method.

Allow lists

Restrict an endpoint to specific IP addresses or web origins.

Admin API

Create endpoints and read usage from your own code.