From zero to your first RPC call in about five minutes.
Sign up at the XDC Gateway console and verify your email.
Open Dashboard → API Keys and generate a key. Keys are shown once — store it somewhere safe.
Send a JSON-RPC request with your key in the X-API-Key header:
curl https://rpc.xdcrpc.com/main/evm/50 \
-X POST \
-H "Content-Type: application/json" \
-H "X-API-Key: YOUR_API_KEY" \
-d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}'No key yet? Try the public gateway at https://irpc.xdcrpc.com/main (rate-limited, no archive methods).