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Estimated time: under two minutes. This guide assumes you already have an Uniblock project — if not, follow the Uniblock Quickstart Guide first.
Replace YOUR_API_KEY with the key from your Uniblock dashboard. Use chainId=999 for mainnet or 998 for testnet.

Raw JSON-RPC

Read the latest HyperEVM block number:

With a standard EVM library

Because HyperEVM speaks standard JSON-RPC, point any EVM library at the Uniblock endpoint. The x-api-key header travels in the transport config.

Next steps



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