eth_feeHistory

block_count*

Block Number or Tags*

U64BlockHashBlockNumberBlock Number or Tags option 4

newest_block*earliestlatestpending

reward_percentiles

---

reward_percentiles-1*

reward_percentiles-2*

reward_percentiles-3*

CURL

curl --request POST \
     --url https://evm.confluxrpc.com \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "params": ["0x5","latest",[20,30,50]],
  "method": "eth_feeHistory"
}'

Params

block_count required

Schema

type : string

Pattern : ^0x([1-9a-f][0-9a-f]{0,15}|0)$

newest_block required

Block Number or Tags

oneOf

U64

type : string

Pattern : ^0x([1-9a-f][0-9a-f]{0,15}|0)$

BlockHash

type : object

• blockHash string required

  type : string

  Pattern : ^0x[0-9,a-f,A-F]{64}$
• requireCanonical boolean

  type : boolean

BlockNumber

type : object

• blockNumber string required

  type : string

  Pattern : ^0x([1-9a-f][0-9a-f]{0,15}|0)$

string

type : string

Possible values : 

• earliest
• latest
• pending

reward_percentiles required

Schema

type : array

• items[x] number

  type : number

Result

Schema

type : object

• baseFeePerGas baseFeePerGas

  type : array

  • items[x] U256

    type : string

    Pattern : ^0x([1-9a-f][0-9a-f]{0,63}|0)$
• gasUsedRatio gasUsedRatio

  type : array

  • items[x] f64

    type : number
• oldestBlock oldestBlock

  type : string

  Pattern : ^0x([1-9a-f][0-9a-f]{0,63}|0)$
• reward reward

  type : array

  • items[x] (U256,...)[]

    type : array

    • items[x] U256

      type : string

      Pattern : ^0x([1-9a-f][0-9a-f]{0,63}|0)$

Example

eth_feeHistory

Request

curl -X POST --data \
'{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "eth_feeHistory",
    "params": [
        "0x5",
        "latest",
        [
            20,
            30,
            50
        ]
    ]
}' \
-H "Content-Type: application/json" \
localhost:12539

Response

{
  "baseFeePerGas": [
    "0x44f636afb",
    "0x3e35bce1a",
    "0x45983936e",
    "0x449066338",
    "0x443b26700",
    "0x4266b4ae0"
  ],
  "gasUsedRatio": [
    0.10837093333333334,
    0.9748252666666668,
    0.44076763333333335,
    0.48057266666666665,
    0.3927256333333333
  ],
  "oldestBlock": "0x1318eec",
  "reward": [
    [
      "0x3b9aca00",
      "0x59682f00",
      "0xb2d05e00"
    ],
    [
      "0x5f5e100",
      "0x68e7780",
      "0x38aef1ca"
    ],
    [
      "0x5f5e100",
      "0x5f5e100",
      "0x3b9aca04"
    ],
    [
      "0x5f5e100",
      "0x23769ac8",
      "0x3b9aca00"
    ],
    [
      "0x3c2d9c4",
      "0x5f5e100",
      "0x3b9aca00"
    ]
  ]
}