{"uid":"cap_VDTuDOCN_3OdFwObDROW5","slug":"synapse-api-boba-network-gas-estimator-b0d842cb","name":"Synapse API — Boba Network Gas Estimator","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/boba/gas/estimate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"to":{"type":"string"},"data":{"type":"string"},"from":{"type":"string"},"value":{"type":"string"}}},"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_Tc66pgGvco03vMnKKsJgi","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":"Estimates gas cost for a transaction on the Boba Network blockchain","exampleAgentPrompt":"Estimate the gas needed to send a transaction on Boba Network from 0xABC...123 to 0xDEF...456 with value 0.5 ETH and no extra calldata.","exampleUseCases":[{"title":"Pre-flight gas check for DeFi swap","prompt":"Before I submit this swap on Boba Network, estimate the gas cost — the sender is 0xABC...111, recipient is the DEX contract at 0xDEF...222, value is 0, and the calldata is 0xa9059cbb000..."},{"title":"Smart contract deployment cost estimate","prompt":"Can you estimate how much gas it would take to deploy my contract on Boba Network? From address is 0x111...aaa, no recipient yet, and here's the bytecode as calldata: 0x608060405234..."},{"title":"User wallet gas budget planning","prompt":"I want to know the gas fee before sending 1 ETH on Boba Network from my wallet 0x222...bbb to my friend's address 0x333...ccc with no extra data attached."}],"resultDescription":"Returns a gas estimate (in gas units) for the described transaction on the Boba Network, allowing the caller to budget fees before submitting the actual transaction on-chain.","failureModes":["Invalid or malformed address in 'to' or 'from' fields returns an error","Malformed or non-hex 'data' field may cause parsing failure","Transaction that would revert on-chain may return a simulation error rather than a gas estimate","Missing required fields may result in a 400 bad request","Network unavailability or Boba RPC issues may cause timeout or 503 response"],"whenToPreferThis":"Use this endpoint when you need to estimate gas costs specifically for Boba Network (an Ethereum L2/optimistic rollup) transactions before submitting them. Prefer this over generic Ethereum gas estimators when your transaction targets Boba Network, and over full transaction submission endpoints when you only want a cost preview without side effects.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:57:35.834Z","isFirstParty":false}