{"uid":"cap_FS0DxShwvt84HtSeGDVY1","slug":"x402-pump-chains-listing-7292a38a","name":"x402 Pump Chains Listing","description":"66 pay-per-call APIs: AI text/image generation ($0.01), Polymarket odds, crypto prices, DeFi yields, FX rates, weather, IP/geo, FBI wanted, SEC tickers, clinical trials, 250M academic papers, Stack Overflow, meme-coin launchpads (pump.fun, Clanker, Four.meme, SunPump), tokenized stocks, Solana top 100, and 40+ more. $0.005/call standard. USDC on Base and Solana via x402.","url":"https://workspace-x402-paywall.onrender.com/pump/chains?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RFPqBGG9MZgJET5smCiiG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of blockchain chains supported for pump/multi-venue spread data, optionally filtered by name","exampleAgentPrompt":"Show me all the blockchain chains available for pump/spread data on this x402 API — filter for anything matching 'solana' if you can.","exampleUseCases":[{"title":"Discover Solana chain availability","prompt":"Check if Solana is listed as a supported chain for the pump multi-venue spread data API — filter the chains list by 'solana' and tell me what comes back."},{"title":"Enumerate all supported networks","prompt":"List every blockchain network this x402 pump data service supports so I know which ones I can query for live spread information."},{"title":"Agent chain compatibility check","prompt":"Before I start pulling live multi-venue spread data, can you grab the full list of supported chains from the pump endpoint so I can confirm my target network is available?"}],"resultDescription":"A JSON object containing blockchain chains supported by the pump/spread data service, with optional filtering by chain name. Typically includes chain identifiers and metadata useful for determining which networks are queryable for live SOL multi-venue spread data.","failureModes":["Payment not received — returns HTTP 402 requiring USDC payment via x402 on Base or Solana","Invalid or malformed query parameter — may return empty results or error","Service temporarily unavailable on Render free tier — cold start delays or downtime","No chains match the filter string — empty result set returned"],"whenToPreferThis":"Use this endpoint when you need to discover which blockchain networks are available before querying live spread or pump data on this x402 micro-API. It is the right starting point for any agent workflow that needs to validate chain support or enumerate available networks prior to making paid data calls.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:44:01.363Z","isFirstParty":false,"canonicalSlug":"x402-pump-chains-listing-7292a38a"}