{"uid":"cap_a7Y4HHDGm3niLnIpUzwTt","slug":"synapse-api-ink-network-rpc-endpoint-faccc790","name":"Synapse API — Ink Network 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/ink/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_9Ze3JKb0Om3aHn9_gt7ib","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 Ink blockchain network, enabling on-chain queries and transaction submission via pay-per-call micropayments.","exampleAgentPrompt":"Can you call eth_getBalance for address 0xAbC123... on the Ink blockchain network using JSON-RPC and tell me the current balance?","exampleUseCases":[{"title":"Check wallet balance on Ink","prompt":"What's the current ETH balance for wallet address 0x1234abcd... on the Ink network? Use the RPC endpoint to fetch it."},{"title":"Submit transaction to Ink chain","prompt":"Broadcast this signed raw transaction to the Ink blockchain: 0xf86c...ab12. I need it submitted right away."},{"title":"Read smart contract state on Ink","prompt":"Call the eth_call method on the Ink network for contract 0xDeAdBeEf... with the encoded function selector for balanceOf, and return the result."}],"resultDescription":"A standard JSON-RPC response object containing the result field with on-chain data (balance, block info, transaction receipt, contract return value, etc.) or an error object with code and message if the call fails.","failureModes":["Invalid RPC method name returns JSON-RPC error -32601","Malformed params array causes parse error -32700","Network congestion or node unavailability returns 503 or timeout","Payment not received causes 402 Payment Required response","Invalid transaction data causes execution revert or -32000 error"],"whenToPreferThis":"Choose this endpoint when you need direct JSON-RPC access to the Ink blockchain network specifically, particularly for querying chain state, submitting transactions, or interacting with smart contracts on Ink. Prefer this over generic multi-chain RPCs when Ink network compatibility and pay-per-call micropayment billing (via x402/USDC) is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T19:19:27.860Z","isFirstParty":false,"canonicalSlug":"synapse-api-ink-network-rpc-endpoint-faccc790"}