A Hyperliquid data service by Enigma Validator: historical and live trading data (fills, trades, liquidations, funding, order books) through APIs and live streams, and a hosted MCP server so AI assistants can query it. There's a free monthly allowance.

On ElysiumRuns a free public testnet RPC with no key needed, serves indexed Elysium data (blocks, transactions, bridge transfers, tokens) through its API, and publishes an open-source setup to run your own Elysium node.

It's running or deployed on the Elysium testnet today.