{"uid":"cap_99b50h245hrBM4vQNONBk","slug":"47620-x402-crypto-brief-multichain-on-chain-data-solana-base-polygon-066667fb","name":"47620 x402 Crypto Brief — Multichain On-Chain Data (Solana · Base · Polygon)","description":"Non-custodial x402 payment gateway on Solana (1% on-chain fee) plus a pay-per-call Solana data API for agents: token price, account balances, tx lookup, trending DEX pairs, network health. No signup, no API key — pay USDC per call.","url":"https://47620.xyz/x/crypto/brief/%7Bsymbol%7D?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"data":{"fetchedAt":"<iso>"},"endpoint":"crypto-brief"}},"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_958Kek6eHK_66rwIpq6AM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a brief on-chain data summary for a crypto symbol, payable per-call via x402 USDC with no API keys required.","exampleAgentPrompt":"Give me a quick on-chain brief for SOL — I'll pay the $0.01 USDC fee via x402, no API key needed.","exampleUseCases":[{"title":"DeFi token research before trading","prompt":"Pull a quick on-chain data brief for BONK on Solana so I can see what's happening before I decide to trade — just charge the USDC micropayment."},{"title":"Multichain portfolio monitoring agent","prompt":"Fetch the on-chain brief for MATIC right now — I want to check the latest data on Polygon and I'm happy to pay per call with USDC."},{"title":"Agentic commerce protocol discovery","prompt":"Get me the on-chain brief for ETH on Base — I need a quick normalized snapshot and don't want to deal with API keys or subscriptions."}],"resultDescription":"A JSON object with an ok boolean, a data object containing a fetchedAt ISO timestamp, and an endpoint identifier string ('crypto-brief'), confirming the on-chain brief was fetched successfully.","failureModes":["Payment not received or insufficient USDC — returns 402 Payment Required","Invalid or unrecognized symbol in path — may return error or empty data","Chain mismatch or unavailable chain data — partial or empty response","x402 facilitator unreachable — payment flow fails before data is returned","Rate or network issues on the queried chain — stale or missing fetchedAt"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call on-chain crypto data across Solana, Base, or Polygon without API keys or subscriptions, and your agent can handle x402 USDC micropayments. Ideal for agentic workflows where cost accountability per call matters and the chain you pay on can differ from the chain you query.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:37:25.759Z","isFirstParty":false,"canonicalSlug":"47620-x402-crypto-brief-multichain-on-chain-data-solana-base-polygon-066667fb"}