{"uid":"cap_UhiHQPORMMsNUEW8hE8m5","slug":"synapse-api-sonic-rpc-endpoint-b9d18639","name":"Synapse API — Sonic RPC Endpoint","description":"High-speed API suite for AI processing, web scraping, and smart data utilities across 57+ blockchain networks. Pay-per-call via x402.","url":"https://synapse-api-brown.vercel.app/api/sonic/rpc","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"method":{"type":"string"},"params":{"type":"array","items":{}}}},"responseSchema":null,"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_97rDJn8no7s6fEoDOnPRw","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":"Provides a JSON-RPC interface to the Sonic blockchain network, enabling read and write interactions with Sonic chain data via pay-per-call micropayments.","exampleAgentPrompt":"Can you call eth_getBalance on the Sonic blockchain for address 0xABC123... using the Sonic RPC endpoint?","exampleUseCases":[{"title":"Check wallet balance on Sonic","prompt":"What's the current SONIC balance for wallet address 0xDEADBEEF... on the Sonic chain? Use the Sonic RPC to call eth_getBalance."},{"title":"Fetch latest block data","prompt":"Get the latest block number and its details from the Sonic blockchain RPC right now."},{"title":"Broadcast signed transaction","prompt":"Submit this signed raw transaction to the Sonic network via RPC: 0xf86c... — use eth_sendRawTransaction."}],"resultDescription":"A standard JSON-RPC response object containing either a 'result' field with the requested blockchain data (balance, block info, transaction receipt, etc.) or an 'error' field describing what went wrong. The exact shape depends on the RPC method called.","failureModes":["Invalid RPC method name returns JSON-RPC error -32601 (Method not found)","Malformed params array causes -32602 (Invalid params)","Payment failure or insufficient USDC returns HTTP 402","Network congestion or Sonic node unavailability returns timeout or 503","Calling write methods without a valid signed transaction returns execution error"],"whenToPreferThis":"Choose this endpoint when you need direct JSON-RPC access to the Sonic blockchain network specifically, and you want pay-per-call micropayment billing via x402 rather than managing a subscription or API key. Prefer it over generic multi-chain RPC providers when Sonic-native access and per-call USDC payments are acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:01:40.839Z","isFirstParty":false}