{"uid":"cap_4_6Dv3GX7GV1EVOkXKYAk","slug":"dex-pair-info-lookup-726825e4","name":"DEX Pair Info Lookup","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/crypto/dex-pair-info?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PbQUjCmuR1k7Z26o5lXXU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns on-chain data for a decentralized exchange trading pair given a pair address or token symbols","exampleAgentPrompt":"Can you pull up the DEX pair info for the ETH/USDC trading pair — I want to see the current price, liquidity reserves, and which exchange it's on?","exampleUseCases":[{"title":"DeFi arbitrage opportunity scouting","prompt":"Check the DEX pair info for WETH/USDC and WETH/DAI — I want to compare their current prices and liquidity so I can spot any arbitrage gap."},{"title":"Token listing due diligence","prompt":"Pull up the on-chain DEX pair details for this new token paired with ETH — I need to see the liquidity reserves and 24h volume before I consider investing."},{"title":"DeFi dashboard price feed","prompt":"Get me the current price and reserve data for the MATIC/USDC pair on the DEX — I'm building a live dashboard and need fresh on-chain numbers."}],"resultDescription":"Returns a JSON object containing on-chain DEX pair information such as token names, token symbols, current price, reserve amounts, liquidity depth, trading volume, and the name of the decentralized exchange hosting the pair.","failureModes":["Invalid or unrecognized pair address returns an error or empty result","Token symbol ambiguity may return wrong pair if multiple pools exist","Pair not found on supported DEX returns a not-found error","Network congestion or RPC issues may cause delayed or failed responses","Malformed schema parameter returns a validation error"],"whenToPreferThis":"Use this endpoint when you need real-time on-chain DEX pair data — price, reserves, and liquidity — without signing up for an account or managing an API key. It is ideal for AI agents operating autonomously in DeFi workflows where payment-as-identity (x402/USDC) is the access model. Prefer this over centralized exchange APIs when you specifically need decentralized, on-chain pair data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:39.009Z","isFirstParty":false,"canonicalSlug":"dex-pair-info-lookup-726825e4"}