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RPC tutorials and blockchain infrastructure notes

Technical guides for builders working with JSON-RPC, WebSocket subscriptions, archive data, tracing, and multi-chain edge routing.

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Articles

RecipesSep 8, 20265 min

Multi-address Transfer watchlist on Robinhood Chain with eth_subscribe

Multi-address Transfer watch on Robinhood Chain (EVM 0x1237): watchlist → subscribe → dedupe/spike tags. StackBlitz preview only; public WSS + Free 3M.

robinhood rpc websocket eth-subscribe

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RecipesSep 7, 20265 min

Robinhood Chain wallet watchlist: eth_subscribe Transfer/Swap alerts and follow-on activity windows

Wallet-watchlist follow-on activity on Robinhood Chain (EVM 0x1237): watchlist → subscribe → short-window tags. StackBlitz preview only; public WSS + Free 3M.

robinhood rpc websocket eth-subscribe

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Build on BlockReq RPC

Use multi-chain RPC endpoints while keeping private provider routing and operational telemetry out of public application code.

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