{"machine":"chain-id-lookup","slot":"S134","title":"EVM chain ID lookup","how_to_call":"POST https://innernetcorp.com/machines/chain-id-lookup with Content-Type: application/json","price_usd":"$0.003","currencies":["USDC","EURC"],"payment":"x402: send the POST without payment to receive a 402 with signed requirements; pay any option and retry.","input_example":{"chain_id":8453},"input_schema":{"type":"object"},"summary":"Look up EVM chain IDs offline: Ethereum, Base, Arbitrum, OP, Polygon, BSC, Avalanche and testnets - by ID or name.","catalog":"/catalog"}