Rpc TutorialsSep 11, 20265 min
Solana Changelog subscribe tool: wire RPC filters
Changelog subscribe tool: wire filters via logsSubscribe / program mentions; swap endpoint when ready. Live demos1; register for 3M free requests monthly.
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Technical guides for builders working with JSON-RPC, WebSocket subscriptions, archive data, tracing, and multi-chain edge routing.
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Articles
Rpc TutorialsSep 11, 20265 min
Agave 6-week release watch: RPC compat self-check
Agave 6-week release watch: tip/slot + program/log diffs and one-page compat checklist; swap endpoint when ready. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 11, 20265 min
Pump Custom Pair open tool: quote whitelist
Pump Custom Pair: quote-mint whitelist on Create/CustomPair; swap endpoint when ready. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 11, 20265 min
Monad o1 open-listen tool: day-0 narrow Factory
Monad o1 day-0: pre-wire Factory eth_subscribe; swap endpoint when live. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
Arc day-1 open-listen tool: pre-wire Factory subs
Arc day-1: pre-wire Factory PairCreated; swap endpoint when live. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
Base stock-token Swap watch: whitelist big prints
Base stock-tokens: Aerodrome/Uniswap Swap whitelist big prints. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
RH any-quote launch tool: one-tx pool by quote
RH any-quote: Initialize / PairCreated + editable whitelist one-tx opens. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
RH basket-factory sniper tool: watch createBasket
RH baskets/indexes: narrow-subscribe createBasket on public WSS. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
LONG-eco launch tool: whitelist PairCreated
LONG/STONK eco whitelist + PairCreated. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20265 min
RH V4 direct-open sniper tool: catch one-tx pools
One-tx V4 opens on RH: PoolManager Initialize + public WSS sniper recipe. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 20266 min
Base new-pool sniper tool: nail those first hits
Base new-pool first hits: after PairCreated count Swap density. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 10, 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.
Read articleRpc TutorialsSep 10, 20265 min
When PONS dominates: converge open-listen onto one launchpad
When PONS volume concentrates: narrow eth_subscribe to one Factory + key topics on public WSS. Live demos1; register for 3M free requests monthly.
Read articleRpc TutorialsSep 9, 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.
Read articleRpc TutorialsSep 9, 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.
Read articleRpc TutorialsSep 9, 20265 min
Multi-market opens: Equifold eth_subscribe alerts
Equifold multi-market open listen (Base 0x2105, optional RH 0x1237): factory subscribe → aggregate markets per token → first/Nth priority tags. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Robinhood thin liquidity: eth_subscribe for pool reserves & depth
Thin-liquidity / reserves watch on Robinhood Chain (EVM 0x1237): Sync → depth/mcap → alerts. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Robinhood stock-pairs launch: eth_subscribe for Bags Stock Pairs
Bags Stock Pairs watch on Robinhood Chain (EVM 0x1237): stock-token table → subscribe → paired-asset + first-LP cards. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Robinhood bridge rotation: eth_subscribe for cross-chain netflow
Bridge netflow / rotation watch on Robinhood Chain (EVM 0x1237): bridge table → subscribe → three-window netflow alerts. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Arc mainnet day-0: eth_subscribe for bridge inflow + first-pool launch
New-chain day-0 bridge+launch (Arc ~9/16): bridge inflow spike + first pool + first LP via eth_subscribe. StackBlitz preview; RH public WSS demo pattern + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Watch Robinhood KOL wallets: eth_subscribe Transfer watchlist
Multi-address KOL Transfer watch on Robinhood Chain (EVM 0x1237): watchlist → subscribe → dedupe/spike tags. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 8, 20265 min
Robinhood gas heat radar: eth_subscribe for chain-wide launch heat
Chain-wide gas heat radar on Robinhood Chain (EVM 0x1237): newHeads → 5/15m heat → spike hint. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 7, 20265 min
Robinhood position watchtower: eth_subscribe for holding-period state
Holding-period Canary watchtower on Robinhood Chain (EVM 0x1237): position table → subscribe → state diff alerts. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 7, 20265 min
Robinhood timed launch: hang eth_subscribe on a known T-0 window
Timed launch watch on Robinhood Chain (EVM 0x1237): known T-0 → subscribe → time-window filter → alert card. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 7, 20265 min
Robinhood new-pairs agent: eth_subscribe feeds the stream first
New-pair pipeline on Robinhood Chain (EVM 0x1237): subscribe → filter → notify. StackBlitz preview only; public WSS + Free 3M. Differs from whale FOMO (known-wallet follow).
Read articleRpc TutorialsSep 7, 20265 min
Watch Robinhood whale wallets: eth_subscribe for FOMO follow flow
Whale FOMO follow-flow on Robinhood Chain (EVM 0x1237): watchlist → subscribe → short-window tags. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 6, 20265 min
Robinhood Chain volume spikes: eth_subscribe for density & dog-tape numbers
Volume-density watch on Robinhood Chain (EVM 0x1237): look → subscribe → tag → backfill. StackBlitz preview only; public WSS + Free 3M.
Read articleRpc TutorialsSep 5, 20269 min
Watch Robinhood opens with eth_subscribe (tape + pattern tags)
Open-watch stack on Robinhood Chain (EVM 0x1237): newHeads heartbeat, narrow logs, local pattern tags, reconnect backfill via eth_getLogs—public + Free 3M.
Read articleRpc TutorialsSep 5, 202612 min
High-volatility “monitorable spots”: RPC metrics and alerts (not investment advice)
Series Part 3: frequency thresholds, cooldown, and dedupe for high-vol windows on Robinhood Chain via BlockReq RPC—no return guarantee.
Read articleRpc TutorialsSep 5, 202610 min
Listen for meme / new-token launches on Robinhood Chain via logs
Filter Transfer / mint / pool-create topics on Robinhood Chain with BlockReq public RPC. Series Part 2: logs signals, not App pushes or coin picks.
Read articleRpc TutorialsSep 5, 20268 min
How to watch new Solana mints in the browser (runnable demo)
StackBlitz runnable demo + logsSubscribe: watch new SPL mints in the browser (public endpoint only).
Read articleRpc TutorialsJul 1, 20266 min
Using BlockReq RPC with ethers v6
Use ethers v6 with BlockReq HTTPS RPC for reads and balance checks, while keeping signer and WebSocket behavior separate.
Read articleRpc TutorialsJul 1, 20266 min
Using BlockReq RPC with viem
Create typed viem clients, read chain state, call contracts, and keep endpoint-chain mismatches from reaching production.
Read articleRpc TutorialsJul 1, 20267 min
Using BlockReq RPC with Foundry
Wire BlockReq into Foundry with environment variables, run fast RPC smoke checks, fork mainnet in tests, and keep broadcast scripts explicit.
Read articleBuild 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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