# Gas Price Analytics Build gas optimization tools and fee estimation systems for wallets and DeFi applications. ## ChainsGas: Gas Usage by Chain Analyze total gas consumption across all 20 Kadena chains for cost optimization and activity monitoring. ```graphql query ChainsGas { networkInfo { countersOfEachChain { chainId totalGasUsedInKda } } } ``` **Variables** ```json {} ``` **Response** ```json { "data": { "networkInfo": { "countersOfEachChain": [ { "chainId": "0", "totalGasUsedInKda": "125282.3845804318" }, { "chainId": "1", "totalGasUsedInKda": "23619.0182355900" }, { "chainId": "2", "totalGasUsedInKda": "13782.7438005039" }, { "chainId": "3", "totalGasUsedInKda": "720.2755217010" }, { "chainId": "4", "totalGasUsedInKda": "308.7396634405" }, { "chainId": "5", "totalGasUsedInKda": "302.9672436261" }, { "chainId": "6", "totalGasUsedInKda": "360.3252950985" }, { "chainId": "7", "totalGasUsedInKda": "315.4196587095" }, { "chainId": "8", "totalGasUsedInKda": "810.0853325720" }, { "chainId": "9", "totalGasUsedInKda": "290.8453029616" }, { "chainId": "10", "totalGasUsedInKda": "192.3797904691" }, { "chainId": "11", "totalGasUsedInKda": "185.2062482097" }, { "chainId": "12", "totalGasUsedInKda": "241.2675360898" }, { "chainId": "13", "totalGasUsedInKda": "205.1888866920" }, { "chainId": "14", "totalGasUsedInKda": "186.6155534174" }, { "chainId": "15", "totalGasUsedInKda": "210.2349937252" }, { "chainId": "16", "totalGasUsedInKda": "184.9525242237" }, { "chainId": "17", "totalGasUsedInKda": "188.6068668553" }, { "chainId": "18", "totalGasUsedInKda": "196.8808806652" }, { "chainId": "19", "totalGasUsedInKda": "6312.7777231766" } ] } } } ``` **Use Cases** - Chain utilization analysis - Gas cost optimization by chain selection - Activity distribution monitoring - Multi-chain cost comparison tools **Notes** Chain 0 and 1 show highest activity. Use this data to recommend optimal chains for cost-sensitive operations. ``` ```