theRPC

Quickstart

From zero to first call in 60 seconds.

Four steps. cURL is enough — no SDK install required.

01·Step

Create a free account

No credit card. Sign up and TheRPC issues you an API key immediately.

02·Step

Grab your API key

Open the dashboard, copy the key from the API Keys panel.

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03·Step

Make your first call

cURL works out of the box. JSON-RPC 2.0 against any of the 30 chains.

curl https://ethereum.therpc.io/<YOUR_KEY> \
  -X POST -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"eth_blockNumber","id":1}'
04·Step

See the response

You should see the latest Ethereum block number. Same shape for every other chain.

{"jsonrpc":"2.0","id":1,"result":"0x14a3b27"}