{"uid":"cap_wLOnrbkhUULfl1t9b3xkM","slug":"synapse-api-solana-gas-estimator-ce0dce0d","name":"Synapse API — Solana 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/solana/gas/estimate?utm_source=zero.xyz","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_gwvbKVt2yC5O2a1RC5DJv","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 the gas (transaction fee) cost for a given Solana transaction before it is submitted to the network","exampleAgentPrompt":"Before I send this Solana transaction from wallet 7xKq...abc to 9mPr...xyz with data 0xdeadbeef and value 0.5 SOL, can you estimate what the gas fee will be?","exampleUseCases":[{"title":"Pre-flight fee check before token transfer","prompt":"I want to send 100 USDC on Solana from my wallet 7xKqABC... to my friend's wallet 9mPrXYZ... — can you estimate the transaction fee before I actually send it?"},{"title":"DeFi swap cost estimation","prompt":"I'm about to execute a swap on a Solana DEX. My wallet is 7xKqABC..., the contract address is 9mPrXYZ..., and the calldata is 0xdeadbeef01. What's the estimated gas fee so I know if it's worth doing right now?"},{"title":"Budget planning for bulk Solana transactions","prompt":"I'm planning to send a batch of NFT transfers on Solana from address 7xKqABC.... Can you estimate the gas cost for one transaction with data 0xabcdef and value 0 SOL so I can project total fees across 500 transfers?"}],"resultDescription":"Returns an estimated gas/fee cost for the described Solana transaction, allowing the caller to understand the network cost before submitting. Typically includes fee amounts in SOL or lamports.","failureModes":["Invalid or malformed wallet address returns a 400 error","Missing required fields (e.g. no 'to' or 'from') results in validation error","Network connectivity issues to Solana RPC may cause timeout or 503","Malformed transaction data string may result in parse error","Payment not included or insufficient USDC returns 402"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call Solana gas estimate without managing your own RPC node or paying for a subscription plan. It is well-suited for agents or apps that only occasionally need fee estimation and want to avoid standing infrastructure costs. Prefer it over raw RPC calls when you want a simple REST interface abstracted from Solana's native API.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T18:45:29.570Z","isFirstParty":false,"canonicalSlug":"synapse-api-solana-gas-estimator-ce0dce0d"}