ethereumblockchaindistributed computingdaogovernance

Gas Pricing Index

Ethereum Gas Pricing Reference Benchmark

Posted by sambacha on December 10, 2021

Gas Price Reporting Index

Collection of All Gas Price Prediction and Reporting Services and their various formats

DOI GitHub release (latest SemVer)

</span>

Frontmatter
title
 Gas Price Reporting API Index
summary Index of all the different gas pricing API's available
version v1.1.5@2021.10.22
license CC-NC-2.5 / MIT for code

Notice: GasNow as of 2021-10-01 will be shutting down due to SparkPools closure

Gas Reporting Index - TOC

Cite This Work

see CITATION.cff

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Bacha, S. (2021). Gas Reporting Index (Version 1.1.5) [Computer software]. https://doi.org/10.5281/zenodo.1234

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@software{Bacha_Gas_Reporting_Index_2021,
author = {Bacha, Sam},
ipfs = {$CID},
license = {CC-2.5-NC/MIT},
month = {10},
title = ,
url = {https://github.com/sambacha/gas-reporting},
version = {1.1.5},
year = {2021}
}

Fee Speed Definitions

  • Fastest: next block (i.e. <30 seconds)
  • Fast: below 2 minutes (<10 blocks)
  • Medium: around 5 minutes (<20 blocks)
  • Slow: below 30 minutes (a.k.a safe-low, <120 blocks)

api.txprice.com

Note: This is a proxy for Blocknative’s Gas Pricing Service

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{
  "system": "ethereum",
  "network": "main",
  "unit": "gwei",
  "maxPrice": 336,
  "currentBlockNumber": 13095949,
  "msSinceLastBlock": 4542,
  "blockPrices": [
    {
      "blockNumber": 13095950,
      "baseFeePerGas": 113.110076547,
      "estimatedTransactionCount": 172,
      "estimatedPrices": [
        {
          "confidence": 99,
          "price": 129,
          "maxPriorityFeePerGas": 15.96,
          "maxFeePerGas": 242.18
        },
        {
          "confidence": 95,
          "price": 119,
          "maxPriorityFeePerGas": 6.84,
          "maxFeePerGas": 233.06
        },
        {
          "confidence": 90,
          "price": 118,
          "maxPriorityFeePerGas": 5.09,
          "maxFeePerGas": 231.31
        },
        {
          "confidence": 80,
          "price": 116,
          "maxPriorityFeePerGas": 3.21,
          "maxFeePerGas": 229.43
        },
        {
          "confidence": 70,
          "price": 115,
          "maxPriorityFeePerGas": 2.28,
          "maxFeePerGas": 228.5
        }
      ]
    }
  ]
}

Blocknative

@note there are two seperate entries

gas.blocknative.com

Note: This is powered by Blocknative’s global mempool data platform

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{
  "system": "ethereum",
  "network": "main",
  "unit": "gwei",
  "maxPrice": 336,
  "currentBlockNumber": 13095949,
  "msSinceLastBlock": 4542,
  "blockPrices": [
    {
      "blockNumber": 13095950,
      "baseFeePerGas": 113.110076547,
      "estimatedTransactionCount": 172,
      "estimatedPrices": [
        {
          "confidence": 99,
          "price": 129,
          "maxPriorityFeePerGas": 15.96,
          "maxFeePerGas": 242.18
        },
        {
          "confidence": 95,
          "price": 119,
          "maxPriorityFeePerGas": 6.84,
          "maxFeePerGas": 233.06
        },
        {
          "confidence": 90,
          "price": 118,
          "maxPriorityFeePerGas": 5.09,
          "maxFeePerGas": 231.31
        },
        {
          "confidence": 80,
          "price": 116,
          "maxPriorityFeePerGas": 3.21,
          "maxFeePerGas": 229.43
        },
        {
          "confidence": 70,
          "price": 115,
          "maxPriorityFeePerGas": 2.28,
          "maxFeePerGas": 228.5
        }
      ]
    }
  ]
}

bnc-ext

BlockNative Chrome Extenstion

blocknative eth gas estimate extenstion

https://blocknative-api.herokuapp.com/data

sample response

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{
  "pendingBlockNumberVal": 13378149,
  "seconds": 17,
  "maxPrice": 768,
  "estimatedTransactions": 279,
  "estimatedPrices": [{
    "confidence": 99,
    "price": 86,
    "maxPriorityFeePerGas": 2.96,
    "maxFeePerGas": 170.76
  }, {
    "confidence": 95,
    "price": 85,
    "maxPriorityFeePerGas": 1.75,
    "maxFeePerGas": 169.55
  }, {
    "confidence": 90,
    "price": 85,
    "maxPriorityFeePerGas": 1.56,
    "maxFeePerGas": 169.36
  }, {
    "confidence": 80,
    "price": 85,
    "maxPriorityFeePerGas": 1.48,
    "maxFeePerGas": 169.28
  }, {
    "confidence": 70,
    "price": 85,
    "maxPriorityFeePerGas": 1.37,
    "maxFeePerGas": 169.17
  }],
  "baseFeePerGas": 83.897778652
}

WalletConnect

specification

https://github.com/pedrouid/ethereum-api#api

https://ethereum-api.xyz/gas-prices

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http GET https://ethereum-api.xyz/gas-prices

sample response

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{
  "timestamp": 1633172858972,
  "slow": {
    "time": 756,
    "price": 39
  },
  "average": {
    "time": 84,
    "price": 42
  },
  "fast": {
    "time": 30,
    "price": 54
  },
  "fastest": {
    "time": 24,
    "price": 58
  }
}

Flashbots

eth_gasFee

specification

see source documentation

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{
  "jsonrpc": "2.0",
  "id": "1",
  "result": {
    block,                     // Number, current block number
    baseFeePerGas,             // String, a hex number for the baseFee at the current block
    default: {
      maxFeePerGas,            // String, a hex number for the recommended default maxFeePerGas
      maxPriorityFeePerGas,    // String, a hex number for the recommended default maxPriorityFeePerGas
    },
    low: {
      maxFeePerGas,            // String, a hex number for the recommended low maxFeePerGas
      maxPriorityFeePerGas,    // String, a hex number for the recommended low maxPriorityFeePerGas
    },
    med: {
      maxFeePerGas,            // String, a hex number for the recommended med maxFeePerGas
      maxPriorityFeePerGas,    // String, a hex number for the recommended med maxPriorityFeePerGas
    },
    high: {
      maxFeePerGas,            // String, a hex number for the recommended high maxFeePerGas
      maxPriorityFeePerGas,    // String, a hex number for the recommended high maxPriorityFeePerGas
    },
  }
}

request sample

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curl -s -L -X POST 'https://protection.flashbots.net/v1/rpc' \
-H 'Content-Type: application/json' \
--data-raw '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "eth_gasFees",
  "params": []
}'

response

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{
    "jsonrpc": "2.0",
    "id": 1,
    "result": {
        "block": 13467179,
        "baseFeePerGas": "0x0bd0606957",
        "default": {
            "maxFeePerGas": "0x12ec776ebc",
            "maxPriorityFeePerGas": "0x01e47257df"
        },
        "low": {
            "maxFeePerGas": "0x11d7682749",
            "maxPriorityFeePerGas": "0xe45ecec3"
        },
        "med": {
            "maxFeePerGas": "0x12ec776ebc",
            "maxPriorityFeePerGas": "0x01e47257df"
        },
        "high": {
            "maxFeePerGas": "0x1412552c31",
            "maxPriorityFeePerGas": "0x0302bff9d4"
        }
    }
}

EtherScan

https://docs.etherscan.io/api-endpoints/gas-tracker

https://api.etherscan.io/api?module=gastracker&action=gasoracle&apikey=YourApiKeyToken

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{
  "status": "1",
  "message": "OK",
  "result": {
    "LastBlock": "13053741",
    "SafeGasPrice": "20",
    "ProposeGasPrice": "22",
    "FastGasPrice": "24",
    "suggestBaseFee": "19.230609716",
    "gasUsedRatio": "0.370119078777807,0.8954731,0.550911766666667,0.212457033333333,0.552463633333333"
  }
}

GasNow [no longer in service]

gasnow.org/taichi

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wss://www.gasnow.org/ws

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{
  "type": "gasprice",
  "data": {
    "gasPrices": {
      "rapid": 67000000000,
      "fast": 64455346560,
      "standard": 63455346560,
      "slow": 63455346560
    },
    "cumulativeCounts": [
      {
        "gwei": "63",
        "cumulativeCount": 93
      },
      {
        "gwei": "64",
        "cumulativeCount": 81
      },
      {
        "gwei": "65",
        "cumulativeCount": 65
      },
      {
        "gwei": "66",
        "cumulativeCount": 35
      },
      {
        "gwei": "67",
        "cumulativeCount": 34
      },
      {
        "gwei": "68",
        "cumulativeCount": 32
      },
      {
        "gwei": "69",
        "cumulativeCount": 30
      },
      {
        "gwei": "70",
        "cumulativeCount": 25
      },
      {
        "gwei": "71",
        "cumulativeCount": 22
      },
      {
        "gwei": "73",
        "cumulativeCount": 21
      },
      {
        "gwei": "74",
        "cumulativeCount": 19
      },
      {
        "gwei": "75",
        "cumulativeCount": 17
      },
      {
        "gwei": "78",
        "cumulativeCount": 16
      },
      {
        "gwei": "80",
        "cumulativeCount": 15
      },
      {
        "gwei": "81",
        "cumulativeCount": 13
      },
      {
        "gwei": "87",
        "cumulativeCount": 12
      },
      {
        "gwei": "88",
        "cumulativeCount": 11
      },
      {
        "gwei": "89",
        "cumulativeCount": 9
      },
      {
        "gwei": "94",
        "cumulativeCount": 8
      },
      {
        "gwei": "96",
        "cumulativeCount": 6
      },
      {
        "gwei": "98",
        "cumulativeCount": 5
      },
      {
        "gwei": "109",
        "cumulativeCount": 4
      },
      {
        "gwei": "112",
        "cumulativeCount": 3
      },
      {
        "gwei": "120",
        "cumulativeCount": 2
      },
      {
        "gwei": "221",
        "cumulativeCount": 1
      }
    ],
    "timestamp": 1629975608579
  }
}


GasNow Legacy

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{
  "code": 200,
  "data": {
    "rapid": 131000000000,
    "fast": 116000000000,
    "standard": 100000000000,
    "slow": 91600000000,
    "timestamp": 1613914581546
  }
}

Gnosis

endpoint url

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{
  "lastUpdate": "2021-02-21T13:38:38.945308Z",
  "lowest": "2",
  "safeLow": "109000000001",
  "standard": "119000000001",
  "fast": "131000000001",
  "fastest": "10680081443136"
}

MetaMask

Consensys CoDeFi

endpoint url

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{
  "low": {
    "suggestedMaxPriorityFeePerGas": "1.37826449268",
    "suggestedMaxFeePerGas": "70.067746222",
    "minWaitTimeEstimate": 15000,
    "maxWaitTimeEstimate": 30000
  },
  "medium": {
    "suggestedMaxPriorityFeePerGas": "1.5",
    "suggestedMaxFeePerGas": "81.637728684",
    "minWaitTimeEstimate": 15000,
    "maxWaitTimeEstimate": 45000
  },
  "high": {
    "suggestedMaxPriorityFeePerGas": "2",
    "suggestedMaxFeePerGas": "93.585975639",
    "minWaitTimeEstimate": 15000,
    "maxWaitTimeEstimate": 60000
  },
  "estimatedBaseFee": "57.241234774"
}

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{
  "SafeGasPrice": "100",
  "ProposeGasPrice": "108",
  "FastGasPrice": "119"
}

1inch

https://gas-price-api.1inch.exchange/v1.0

v1.0

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GET https://gas-price-api.1inch.exchange/v1.0 HTTP/1.1
Host:gas-price-api.1inch.exchange
User-Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:87.0) Gecko/20100101 Firefox/87.0
Accept:application/json, text/plain, */*
Accept-Language:en-US,en;q=0.5
Accept-Encoding:gzip, deflate, br
Referer:https://1inch.exchange/
Origin:https://1inch.exchange
Connection:keep-alive
If-None-Match:W/"55-14kgjK/la5g2ZUcb/96cMvcDlDQ"
Content-Type:text/plain

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{
  "fast": 96820000000,
  "instant": 125000000000,
  "standard": 90000000000,
  "slow": 82000000000
}

v1.2

gas-price-api.1inch.io/v.1.2

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{
    "baseFee": "93731028208",
    "low": {
        "maxPriorityFeePerGas": "1170000000",
        "maxFeePerGas": "94901028208"
    },
    "medium": {
        "maxPriorityFeePerGas": "2340000000",
        "maxFeePerGas": "96071028208"
    },
    "high": {
        "maxPriorityFeePerGas": "5850000000",
        "maxFeePerGas": "99581028208"
    },
    "instant": {
        "maxPriorityFeePerGas": "5850000000",
        "maxFeePerGas": "129455336670"
    }
}

ethGasStation

endpoint url

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{
  "fast": 1200.0,
  "fastest": 1200.0,
  "safeLow": 1020.0,
  "average": 1050.0,
  "block_time": 13.327868852459016,
  "blockNum": 11900622,
  "speed": 0.997822721438169,
  "safeLowWait": 12.9,
  "avgWait": 1.5,
  "fastWait": 0.5,
  "fastestWait": 0.5,
  "gasPriceRange": {
    "1200": 0.5,
    "1180": 0.5,
    "1160": 0.6,
    "1140": 0.6,
    "1120": 0.7,
    "1100": 0.7,
    "1080": 1.2,
    "1060": 1.5,
    "1040": 11.5,
    "1020": 12.9,
    "1000": 14.3,
    "980": 17.4,
    "960": 18.9,
    "940": 21.1,
    "920": 222.1,
    "900": 222.1,
    "880": 222.1,
    "860": 222.1,
    "840": 222.1,
    "820": 222.1,
    "800": 222.1,
    "780": 222.1,
    "760": 222.1,
    "740": 222.1,
    "720": 222.1,
    "700": 222.1,
    "680": 222.1,
    "660": 222.1,
    "640": 222.1,
    "620": 222.1,
    "600": 222.1,
    "580": 222.1,
    "560": 222.1,
    "540": 222.1,
    "520": 222.1,
    "500": 222.1,
    "480": 222.1,
    "460": 222.1,
    "440": 222.1,
    "420": 222.1,
    "400": 222.1,
    "380": 222.1,
    "360": 222.1,
    "340": 222.1,
    "320": 222.1,
    "300": 222.1,
    "280": 222.1,
    "260": 222.1,
    "240": 222.1,
    "220": 222.1,
    "200": 222.1,
    "190": 222.1,
    "180": 222.1,
    "170": 222.1,
    "160": 222.1,
    "150": 222.1,
    "140": 222.1,
    "130": 222.1,
    "120": 222.1,
    "110": 222.1,
    "100": 222.1,
    "90": 222.1,
    "80": 222.1,
    "70": 222.1,
    "60": 222.1,
    "50": 222.1,
    "40": 222.1,
    "30": 222.1,
    "20": 222.1,
    "10": 222.1,
    "8": 222.1,
    "6": 222.1,
    "4": 222.1,
    "1050": 1.5
  }
}

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{
  "fast": 1200.0,
  "fastest": 1200.0,
  "safeLow": 1020.0,
  "average": 1050.0,
  "block_time": 13.327868852459016,
  "blockNum": 11900622,
  "speed": 0.997822721438169,
  "safeLowWait": 12.9,
  "avgWait": 1.5,
  "fastWait": 0.5,
  "fastestWait": 0.5,
  "gasPriceRange": {
    "1200": 0.5,
    "1180": 0.5,
    "1160": 0.6,
    "1140": 0.6,
    "1120": 0.7,
    "1100": 0.7,
    "1080": 1.2,
    "1060": 1.5,
    "1040": 11.5,
    "1020": 12.9,
    "1000": 14.3,
    "980": 17.4,
    "960": 18.9,
    "940": 21.1,
    "920": 222.1,
    "900": 222.1,
    "880": 222.1,
    "860": 222.1,
    "840": 222.1,
    "820": 222.1,
    "800": 222.1,
    "780": 222.1,
    "760": 222.1,
    "740": 222.1,
    "720": 222.1,
    "700": 222.1,
    "680": 222.1,
    "660": 222.1,
    "640": 222.1,
    "620": 222.1,
    "600": 222.1,
    "580": 222.1,
    "560": 222.1,
    "540": 222.1,
    "520": 222.1,
    "500": 222.1,
    "480": 222.1,
    "460": 222.1,
    "440": 222.1,
    "420": 222.1,
    "400": 222.1,
    "380": 222.1,
    "360": 222.1,
    "340": 222.1,
    "320": 222.1,
    "300": 222.1,
    "280": 222.1,
    "260": 222.1,
    "240": 222.1,
    "220": 222.1,
    "200": 222.1,
    "190": 222.1,
    "180": 222.1,
    "170": 222.1,
    "160": 222.1,
    "150": 222.1,
    "140": 222.1,
    "130": 222.1,
    "120": 222.1,
    "110": 222.1,
    "100": 222.1,
    "90": 222.1,
    "80": 222.1,
    "70": 222.1,
    "60": 222.1,
    "50": 222.1,
    "40": 222.1,
    "30": 222.1,
    "20": 222.1,
    "10": 222.1,
    "8": 222.1,
    "6": 222.1,
    "4": 222.1,
    "1050": 1.5
  }
}

etherchain.org

endpoint url

1

{ "safeLow": 102, "standard": 105, "fast": 114.6, "fastest": 120 }

poanetwork

endpoint url

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{
  "health": true,
  "block_number": 11900628,
  "slow": 101.0,
  "standard": 107.0,
  "fast": 115.0,
  "instant": 130.8,
  "block_time": 13.191
}

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{
  "health": true,
  "block_number": 11900628,
  "slow": 101.0,
  "standard": 107.0,
  "fast": 115.0,
  "instant": 130.8,
  "block_time": 13.191
}

Zoltu

nanoeth is the SI nomenclature for gwei

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{
  "number_of_blocks": 200,
  "latest_block_number": 11907178,
  "percentile_1": "1e-9 nanoeth",
  "percentile_2": "0.00001 nanoeth",
  "percentile_3": "0.000011001 nanoeth",
  "percentile_4": "1 nanoeth",
  "percentile_5": "6 nanoeth",
  "percentile_10": "10 nanoeth",
  "percentile_15": "152 nanoeth",
  "percentile_20": "170 nanoeth",
  "percentile_25": "181.5 nanoeth",
  "percentile_30": "190.000001459 nanoeth",
  "percentile_35": "200 nanoeth",
  "percentile_40": "214.76 nanoeth",
  "percentile_45": "222.814063547 nanoeth",
  "percentile_50": "229.9 nanoeth",
  "percentile_55": "232 nanoeth",
  "percentile_60": "245 nanoeth",
  "percentile_65": "256 nanoeth",
  "percentile_70": "262 nanoeth",
  "percentile_75": "270.6 nanoeth",
  "percentile_80": "278 nanoeth",
  "percentile_85": "289.02 nanoeth",
  "percentile_90": "300 nanoeth",
  "percentile_95": "314.4 nanoeth",
  "percentile_96": "315.21 nanoeth",
  "percentile_97": "316.075841562 nanoeth",
  "percentile_98": "325 nanoeth",
  "percentile_99": "326 nanoeth",
  "percentile_100": "348 nanoeth"
}

MyCrypto

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{
  "safeLow": 159,
  "standard": 184,
  "fast": 262,
  "fastest": 289,
  "blockNum": 11907235
}

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{
  "safeLow": 159,
  "standard": 184,
  "fast": 262,
  "fastest": 289,
  "blockNum": 11907235
}

EtherScan

api endpoint key required

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{
  "status": "1",
  "message": "OK",
  "result": {
    "LastBlock": "11907242",
    "SafeGasPrice": "248",
    "ProposeGasPrice": "269",
    "FastGasPrice": "294"
  }
}

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{
  "status": "1",
  "message": "OK",
  "result": {
    "LastBlock": "11907242",
    "SafeGasPrice": "248",
    "ProposeGasPrice": "269",
    "FastGasPrice": "294"
  }
}

Zapper

http://api.zapper.fi/v1/gas-price

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{
  "standard": 113,
  "fast": 114,
  "instant": 136
}

archerdao

https://api.archerdao.io/v1/gas

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{
  "code": 200,
  "data": {
    "immediate": "228202648099",
    "rapid": "67236905683",
    "fast": "13591066085",
    "standard": "1101380018",
    "slow": "0",
    "slower": "0",
    "slowest": "0"
  }
}

URL Index

Current offchain list:

  • https://gas,blocknative.com/
  • https://ethgasstation.info/json/ethgasAPI.json
  • https://www.etherchain.org/api/gasPriceOracle
  • https://gasprice.poa.network/
  • https://www.gasnow.org/api/v3/gas/price
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