{"uid":"cap_-ykhiIVq9SIM9gkmy49iV","slug":"ethereum-new-trading-pools-uniswap-v3-v4-fd0aad4f","name":"Ethereum New Trading Pools (Uniswap v3/v4)","description":"New trading pools created on Ethereum in the last N minutes on Uniswap v4, Uniswap v3: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unvetted: many new pools are spam.","url":"https://onchaincheck.dev/eth/new-pools?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"limit":{"type":"string","pattern":"^\\d{1,2}$","description":"Max pools listed, newest first, 1 to 50, default 25"},"minutes":{"type":"string","pattern":"^\\d{1,3}$","description":"Look-back window in minutes; 5 to 240, default 60 (capped at 12,000 blocks, about 50 minutes on Arbitrum)"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"chain":"eth","count":25,"notes":"New pools are unvetted: many are spam or scams. quoteLiquidity is the WETH/WPOL or USDC a v3 or Solidly-style pool held when read; null for Uniswap v4 (liquidity sits in the shared PoolManager) or whe… (240 chars, truncated in this example)","pools":[{"tx":"0x4b874f8e12b216a2bbb099a7baf6b31b1248f08cc2d80082d98105972051cba2","dex":"uniswap-v4","block":26249301,"hooks":"0x322dcEc4958C14e021A9F1cD49DF11b9457968cC","poolId":"0x450507fb7349adf277344cccf43290294628041ae7dab827378ea4a4bfe7cc55","token0":{"name":"Wrapped Ether","symbol":"WETH","address":"0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2","decimals":18},"token1":{"name":"Believe","symbol":"BELIEVE","address":"0xcfe4fa8b8131453F71F8a14dd6Aaf6dfD0dBd2D2","decimals":18},"approxTime":"2026-10-22T16:17:59.000Z","feeTierBps":0,"pairedWith":"WETH","quoteLiquidity":null},{"tx":"0xdab16b0588065d90856d3eb1e118e2845c30e93eac19af775580211022b1241e","dex":"uniswap-v4","block":26249300,"hooks":null,"poolId":"0x088430f87aea61889ff524851ba2b8743fadddb2d598865e6a987e2fb166797d","token0":{"name":"native ETH","symbol":"ETH","address":"0x0000000000000000000000000000000000000000","decimals":18},"token1":{"name":"ETH/BTC Ratio 26 EMA Crossover","symbol":"ETHBTC26EMACO","address":"0xB9FfE0b8Ee2d1Af94202FFED366520300748A4d8","decimals":18},"approxTime":"2026-10-22T16:17:47.000Z","feeTierBps":9000,"pairedWith":"ETH","quoteLiquidity":null},{"tx":"0xb0085fe1868d5820078c269edcb9fdaca95005560b116f6787465b761ba3cbcb","dex":"uniswap-v4","block":26249293,"hooks":"0x3935832b3c4B78062C9546F5567e480E414B20cc","poolId":"0x1349e3726b695421ad145f090e79e81da502e8ed41cdf271fe4a8b37602ffbbc","token0":{"name":"SwarmCoreIMD","symbol":"CORE","address":"0x0E6Fd4412778064bb8d315948d40Ca63858aa9b3","decimals":18},"token1":{"name":"Identity.md","symbol":"IMD","address":"0xD34a99Bc0f67aE1bbd63C660e6d0b0dd03E263B7","decimals":18},"approxTime":"2026-10-22T16:16:23.000Z","feeTierBps":0,"pairedWith":null,"quoteLiquidity":null},{"tx":"0xf30b43dea853c90bf637b3201434b26c742f2a66cb0d0de15b172548fdd1d0e5","dex":"uniswap-v4","block":26249288,"hooks":"0xa01c66C8d5C2E9bBE3500aF3f90Da46dBF5Ac0Cc","poolId":"0xc27215e9f9308feae11acda85e469e15b016db4e4a1d8e3828d4702653f7d22a","token0":{"name":"Wrapped Ether","symbol":"WETH","address":"0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2","decimals":18},"token1":{"name":"Lethe","symbol":"LETHE","address":"0xE5fB5E2195afdc75ce2f8acf855Ab5FcA5fE39dA","decimals":18},"approxTime":"2026-10-22T16:15:23.000Z","feeTierBps":100,"pairedWith":"WETH","quoteLiquidity":null},{"tx":"0xe210768d84b43b3961ccce9460350d15c72e42470f21dfe7fc340ae347ef5a8d","dex":"uniswap-v4","block":26249287,"hooks":null,"poolId":"0x5f08e378d1437202fb8ec9787caae6c4d428ba80398090a6e4844d0c41978c1e","token0":{"name":"Blast","symbol":"BLAST","address":"0x71b9e0FD392713A14FCaB92D9aF7A21F47E3b1Fa","decimals":18},"token1":{"name":"Tether USD","symbol":"USDT","address":"0xdAC17F958D2ee523a2206206994597C13D831ec7","decimals":6},"approxTime":"2026-10-22T16:15:11.000Z","feeTierBps":9095,"pairedWith":null,"quoteLiquidity":null}],"window":{"minutes":60,"toBlock":26249323,"fromBlock":26249023},"sources":["uniswap-v4","uniswap-v3"]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3jMpk5LWsdQzSQkwNQBsb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the most recently created Uniswap v3 and v4 trading pools on Ethereum, including token metadata, fee tiers, hooks, ETH/USDC pairing, and quote liquidity.","exampleAgentPrompt":"Show me the 25 newest Uniswap v3 and v4 trading pools created on Ethereum in the last 60 minutes — include both token names and symbols, fee tiers, whether they pair with ETH or USDC, and any v4 hooks addresses.","exampleUseCases":[{"title":"New token launch scouting","prompt":"What are the newest Uniswap pools created on Ethereum in the last 30 minutes? Give me up to 20, and flag which ones are paired with ETH or USDC so I can identify new token launches."},{"title":"Uniswap v4 hooks monitoring","prompt":"Show me all new Uniswap v4 pools on Ethereum from the last 2 hours that have a hooks contract attached — I want to track which custom hook contracts are being used in newly deployed pools."},{"title":"High fee-tier pool detection","prompt":"List the 10 newest Ethereum Uniswap pools from the past 45 minutes and include the fee tier in basis points — I'm looking for pools with unusually high fee tiers like 9000 bps that might be worth investigating."}],"resultDescription":"A JSON object with the chain identifier ('eth'), pool count, a notes field warning about spam, and an array of pool objects each containing: transaction hash, DEX name (uniswap-v3 or uniswap-v4), block number, optional hooks address (v4 only), pool ID, token0 and token1 objects (name, symbol, address, decimals), approximate creation timestamp, fee tier in basis points, pairedWith (ETH/WETH/USDC or null), and quoteLiquidity (WETH or USDC amount held by v3 pool, null for v4 or unreadable).","failureModes":["Invalid 'minutes' value outside 5–240 range returns an error or empty result","Invalid 'limit' value outside 1–50 range rejected by schema pattern","No new pools in the lookback window returns count:0 and empty pools array","Blockchain RPC latency may cause slight delays in very recent pool data","Many returned pools are spam or scam tokens with no real liquidity — quoteLiquidity will be null or near-zero","Payment failure (402) if USDC payment of $0.01 is not provided via x402 protocol"],"whenToPreferThis":"Choose this endpoint when you need real-time discovery of brand-new Uniswap v3/v4 pool deployments on Ethereum mainnet, especially when you need token metadata (symbol, name, decimals), v4 hooks addresses, or pairing information in a single call. Prefer this over general blockchain explorers when you want a structured, parsed feed of new pools without writing your own event-log queries. Note that results are unvetted and many pools are spam — use alongside a rug-check endpoint for due diligence.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:41:24.632Z","isFirstParty":false,"canonicalSlug":"ethereum-new-trading-pools-uniswap-v3-v4-fd0aad4f"}