{"uid":"cap_UXkKWcyI8tmyenEWbqKuh","slug":"synapse-multi-route-public-data-utility-api-x402-6d5e1f36","name":"Synapse Multi-Route Public Data & Utility API (x402)","description":"Public data and utility APIs paid per call in USDC on Base (x402). No accounts, no API keys. 174 routes: crypto/equity data, onchain reads, DNS/email/security intel, geo/weather, x402 payment diagnostics, dev utilities and more.","url":"https://anibalb.duckdns.org/x402/mcp?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"params":{"type":"string"}}},"responseSchema":{"type":"json","example":{"id":2,"result":{"content":[{"text":"{...}","type":"text"}]},"jsonrpc":"2.0"}},"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_W8UhUavMKHPRuRZu-wbve","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":"Provides access to 174 pay-per-call API routes covering crypto/equity data, onchain reads, DNS/email/security intel, geo/weather, and dev utilities via x402 micropayments on Base in USDC — no accounts or API keys required.","exampleAgentPrompt":"Pull the current price of ETH and also check the DNS records for example.com — I want to pay per call without needing an account or API key, using Synapse's x402 micropayment routes.","exampleUseCases":[{"title":"Real-time crypto price lookup","prompt":"What's the current price of Bitcoin and Ethereum right now? I want to pay per call without any API key setup."},{"title":"Onchain wallet balance check","prompt":"Can you look up the current USDC balance of this Base wallet address: 0xAbC123... using an onchain read?"},{"title":"Domain DNS and security intel check","prompt":"Check the DNS records and any security intelligence you can find for the domain suspicious-site.io — I need to know if it looks sketchy."}],"resultDescription":"Returns a JSON-RPC 2.0 response containing a text content array with the result of the requested route — e.g. a price quote, DNS record set, onchain balance, weather data, or security report, depending on the route invoked.","failureModes":["Payment not received or insufficient USDC balance — endpoint returns 402 Payment Required","Invalid or malformed route params — returns JSON-RPC error with message","Unknown route requested — returns 404 or JSON-RPC error","Network timeout if upstream data provider is slow","DuckDNS hostname may be temporarily unavailable if operator's server is offline"],"whenToPreferThis":"Choose Synapse when you need broad, pay-per-call access to diverse data categories (crypto, equities, DNS, security, geo, weather, onchain) without signing up for multiple APIs or managing API keys — ideal for agents that need one-shot lookups across domains and can pay $0.002 USDC per call via x402 on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:37:53.428Z","isFirstParty":false,"canonicalSlug":"synapse-multi-route-public-data-utility-api-x402-6d5e1f36"}