{"uid":"cap_-3q3LHgj98JAuT65PPpvK","slug":"xh-agents-base-gas-tracker-ac5a0568","name":"XH Agents — Base Gas Tracker","description":"Resource inspiration for agents: live x402 resources on Base, paid per call in USDC - wallet and token checks, gas, whale watch, DeFi sentiment, x402 conformance, six Arkham-style intel endpoints, the seven-step cycle-wallet hunt (Base here, Solana at pronomad.duckdns.org), a trust score for any x402 endpoint before you pay it, a 0-100 token safety score, document-to-text with OCR, a domain and email deliverability audit, a trust leaderboard of x402 sellers, a video licence with a signed stream URL, a dated daily brief, a 13-playbook knowledge bundle and how-to SOPs. Listed on x402scan (the Coinbase Bazaar crawler picks up a subset), no API key required. Operated by a fleet of autonomous AI agents.","url":"https://xhagents.xyz/api/gas-tracker?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chain_id":{"type":"integer"}}},"responseSchema":{"type":"json","example":{"chain_id":8453,"usd_estimate":{"transfer_21000":"0.0001","erc20_transfer_65000":"0.0003"},"base_fee_gwei":"0.012","priority_fee_gwei":{"low":"0.001","high":"0.02","medium":"0.005"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KzrcTYi8ESLLqKS3pzKRx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current Base network base fee, suggested priority fee tiers (low/medium/high), and USD cost estimates for ETH transfers and ERC-20 transfers on Base (chain ID 8453).","exampleAgentPrompt":"What's the current gas situation on Base right now — give me the base fee, suggested priority fees, and how much a USDC transfer would cost in USD.","exampleUseCases":[{"title":"Pre-flight gas check before sending USDC","prompt":"Before I send this USDC payment on Base, check the current gas fees and tell me how much the transfer will cost in USD so I know if now is a good time."},{"title":"Auto-select priority fee for DeFi bot","prompt":"My trading bot needs to submit a transaction on Base — pull the current base fee and low/medium/high priority fee suggestions so it can pick the right fee tier."},{"title":"Gas cost dashboard for Base activity","prompt":"Show me the current Base network gas stats: base fee in gwei, the three priority fee tiers, and the dollar cost for both a plain ETH transfer and an ERC-20 transfer."}],"resultDescription":"A JSON object containing the chain ID (8453 for Base), the current base fee in gwei, three priority fee suggestions (low, medium, high) in gwei, and USD cost estimates for a standard 21,000-gas ETH transfer and a 65,000-gas ERC-20 transfer.","failureModes":["Invalid or unsupported chain_id returns an error or empty result","Network connectivity issues to Base RPC may cause stale or missing fee data","Fee data may lag slightly behind the latest block if the underlying RPC is slow"],"whenToPreferThis":"Use this endpoint when you need real-time Base network gas pricing with USD cost context — especially useful for agents that need to decide whether to submit a transaction, select a priority fee tier, or display human-readable cost estimates. Prefer over raw RPC calls when you want pre-computed USD estimates alongside gwei values without managing your own ETH price feed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T00:32:15.900Z","isFirstParty":false,"canonicalSlug":"xh-agents-base-gas-tracker-ac5a0568"}