{"slug":"api-x402node-dev-chain-gas-estimate-f0094ceb","name":"api.x402node.dev/chain/gas-estimate","summary":"Estimates the USD gas cost of a common action (transfer, erc20-transfer, approve, swap, nft-mint) across EVM chains, combining live gas price per chain with the native token price. Lets an agent pick the cheapest chain to execute and budget a transaction. Live aggregated gas + price compute. gas cost estimate, transaction fee usd, cheapest chain to execute, swap gas Accepts payment on Base or Solana — either network works.","status":"live","indexable":true,"listed_since":"2026-10-25T17:57:23.387779Z","sources":[{"source":"x402_bazaar","external_id":"https://api.x402node.dev/chain/gas-estimate","owner_address":"0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e","seen_at":"2026-10-27T21:48:36.131295Z","removed_at":null}],"endpoints":[{"url":"https://api.x402node.dev/chain/gas-estimate","host":"api.x402node.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-27T11:37:42.381556Z","last_ok_at":"2026-10-27T11:37:42.381556Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"api-x402node-dev-e7249e95","name":"api.x402node.dev"}],"payment_options":[{"endpoint_url":"https://api.x402node.dev/chain/gas-estimate","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"12000","pay_to":"0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e","observed_at":"2026-10-27T11:37:42.381556Z"},{"endpoint_url":"https://api.x402node.dev/chain/gas-estimate","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","scheme":"exact","rail":"exact","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","coin":"USDC","asset_label":null,"amount":"12000","pay_to":"9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up","observed_at":"2026-10-27T11:37:42.381556Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":4,"paid_calls_30d":4,"last_paid_at":"2026-10-24T07:10:21.827Z","reported_at":"2026-10-27T21:48:36.131295Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"pass","reason":"Answered a check 9 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 2 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"4 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-10-27T20:43:31.153496Z"},"identity":{"endpoint_domains":["x402node.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}