RPC tutorials

Hands-on tutorials for JSON-RPC methods, WebSocket subscriptions, logs, archive data, and chain-specific RPC behavior.

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blockreq45 eth-subscribe38 websocket18 rpc17 robinhood16 launchpad11 robinhood-chain10 base8 solana4 uniswap-v43 json-rpc3 logs-subscribe2 ethereum2 pons2 tokenlaunched2 bsc2 launch-listen2 whitelist2 arc2 launched2 rwa2 typescript2 spl-token1 stablepair1 hook1 harmonic1 hookr1 agent-launch1 crossrate1 fx1 flap1 portal1 token-created1 anoncoin1 openlaunch1 stock-pair1 meme-launch1 direct-launch1 initialize1 launch-spike1 paircreated1 meme1 basket-factory1 create-basket1 index1 long-eco1 stonk1 day11 stock-token1 swap1 aerodrome1 any-quote1 v4-initialize1 pumpfun1 custom-pairs1 quote-whitelist1 monad1 o11 day01 changelog1 subscription-filter1 anza1 agave1 rpc-compat1 release-watch1 multiplr1 leverage1 eth2x-fli1 companypad1 company-metric1 bucket1 basestonk1 advanced-launcher1 advancedlaunched1 messier1 p2p1 vault1 vaultdeposit1 stonks-exchange1 thestonks1 stonklauncher21 equifold1 multi-market1 brew1 double-pair1 launch1 arbitrum1 stablecoin-flow1 cronos1 pair-created1 first-liquidity1 laptop1 sniper1 liquidity1 thin-liquidity1 stock-pairs1 bridge-rotation1 kol-wallet1 gas-heat1 position-watchtower1 timed-launch1 new-pairs-agent1 whale-fomo1 dex-volume1 alerts1 monitoring1 logs1 mint1 ethers-v61 viem1 foundry1 evm1

Articles

RPC tutorialsSep 23, 20268 min

Solana new-mint browser radar (logsSubscribe)

Solana new-mint browser radar (logsSubscribe): InitializeMint filter + getTransaction. Public WSS StackBlitz demo.

solana logs-subscribe spl-token websocket

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RPC tutorialsSep 23, 20265 min

Uniswap v4 StablePair Hook: peg, fee & LP cards on ETH

Uniswap v4 StablePair Hook on ETH: peg, fee & LP cards via PoolManager. Public WSS — open demos1.

ethereum uniswap-v4 stablepair hook

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RPC tutorialsSep 23, 20265 min

HARMONIC / Pons RHC agent launch radar (TokenLaunched)

Pons TokenLaunched agent launch radar on RHC (factory 0x7eD5…EC7e): token, curve, deployer cards. Public WSS — try demos1.

robinhood-chain harmonic pons hookr

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RPC tutorialsSep 23, 20265 min

Crossrate RHC FX launch radar — AED/EUR/CNY TokenLaunched

Crossrate RHC FX launch radar: TokenLaunched → AED/EUR/CNY quoteToken, creator, poolId, taxBps. Public WSS — open demos1.

robinhood-chain crossrate launchpad tokenlaunched

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RPC tutorialsSep 16, 20265 min

Flap BSC open-card tool: TokenCreated radar

Flap BSC open cards: Portal TokenCreated radar on public WSS. demos1 live; register for 3M free requests monthly.

bsc flap portal token-created

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RPC tutorialsSep 16, 20265 min

Listen for anon launches on Robinhood Chain (Anoncoin)

Anoncoin anon launch listen on Robinhood Chain (EVM 0x1237): factory logs → $SPCX quote filter → open cards. StackBlitz preview only; public WSS + Free 3M.

robinhood rpc websocket eth-subscribe

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RPC tutorialsSep 16, 20265 min

One-tx launches on Base: OpenLaunch + Uniswap v4 eth_subscribe

One-tx launch listen on Base (EVM 0x2105): OpenLaunch × v4 Initialize / lock pattern → open cards. StackBlitz preview only; public WSS + Free 3M.

base rpc websocket eth-subscribe

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RPC tutorialsSep 16, 20266 min

Catch stock-pair meme launches: quote/base ID + eth_subscribe

Stock-token quote/base meme opens: address table + RH public WSS PairCreated filter → stock-pair alerts. Live demos1; register for 3M free requests monthly.

stock-pair meme-launch robinhood-chain eth-subscribe

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RPC tutorialsSep 16, 20265 min