{"uid":"cap_xxtM4DO9h_zOtEe8mDHFJ","slug":"synapse-api-citrea-rpc-endpoint-650484b9","name":"Synapse API — Citrea 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/citrea/rpc?utm_source=zero.xyz","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_0II3dK5LoN7N2FisnF3nj","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 JSON-RPC access to the Citrea blockchain network, enabling agents to query chain state, submit transactions, and interact with Citrea smart contracts.","exampleAgentPrompt":"Call eth_getBalance on the Citrea network for address 0xAbc123... and tell me how much cBTC is in that wallet.","exampleUseCases":[{"title":"Check Citrea wallet balance","prompt":"Look up the current balance of wallet address 0xDe45... on the Citrea Bitcoin ZK-rollup network for me."},{"title":"Fetch latest Citrea block","prompt":"Get the latest block number and its details from the Citrea blockchain right now."},{"title":"Read Citrea smart contract state","prompt":"Call the eth_call method on Citrea to read the current value stored in the smart contract at 0xFa99... using the given ABI-encoded data."}],"resultDescription":"Returns a standard JSON-RPC response object containing the result of the requested Citrea blockchain method call, such as account balances, block information, transaction receipts, or contract return values. Errors are returned as JSON-RPC error objects with code and message fields.","failureModes":["Invalid RPC method name returns JSON-RPC error -32601 (Method not found)","Malformed params array returns JSON-RPC error -32602 (Invalid params)","Payment failure via x402 results in 402 response before execution","Network or node unavailability returns a 5xx or timeout error","Unsupported Citrea-specific methods may return method not supported errors"],"whenToPreferThis":"Choose this endpoint when you need to interact specifically with the Citrea Bitcoin ZK-rollup network via standard JSON-RPC. It is preferable when your task requires querying Citrea chain state, submitting transactions, or calling smart contracts on Citrea, and you want pay-per-call pricing without a subscription. If you need to interact with Ethereum mainnet or other EVM chains, use a corresponding RPC endpoint for those networks instead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T07:11:10.739Z","isFirstParty":false,"canonicalSlug":"synapse-api-citrea-rpc-endpoint-650484b9"}