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Blockchain node access with one API key

JSON-RPC to our own full nodes. Free, with clear limits, usage you can see, and no unsafe methods exposed.

Available chains

Every chain answers at https://node.olenza.io/v1/rpc/{chain}. Pick a chain for its methods, limits and an example call.

ChainEndpointMethods
BTC Bitcoin https://node.olenza.io/v1/rpc/btc 45
LTC Litecoin https://node.olenza.io/v1/rpc/ltc 42
ZEC Zcash https://node.olenza.io/v1/rpc/zec 18
DCR Decred https://node.olenza.io/v1/rpc/dcr 47
XMR Monero https://node.olenza.io/v1/rpc/xmr 16

How it works

free, with clear limits

1. Sign up

Create an account and confirm your email.

2. Create a key

Keys are shown once and stored only as a hash.

3. Call the API

Send JSON-RPC with your key in the X-API-Key header.

Free, with limits

5 req/s (burst 10) · 10,000 units / day · 300,000 units / month · batch up to 5 calls

OpenAPI description · llms.txt

All limits · Our privacy & trust promises · Terms