kaia_feeHistory

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=1001 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "kaia_feeHistory",
    "params": [
      "0x5",
      0,
      [
        10,
        50,
        90
      ]
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {}
}

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=1001 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "kaia_feeHistory",
    "params": [
      "0x5",
      0,
      [
        10,
        50,
        90
      ]
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {}
}

Parameters

string

default:"1001"

required

Unique identifier for a blockchain network.

number

default:1

required

Request identifier used to match responses.

string

default:"2.0"

required

JSON-RPC version.

string

default:"kaia_feeHistory"

required

JSON-RPC method name.

object

required

Parameters: [blockCount, newestBlock, rewardPercentiles].Positional parameters for kaia_feeHistory:

params[0]: Hex-encoded number of blocks in the requested range (max 1024).
params[1]: Block number where this transaction was included. Null when pending.
params[2]: Percentiles of priority fees to include in the response (0-100).

Returns

object

Base fee history for the requested block range.

Show properties

string

Hex block number of the first block in the range.

array

Base fee per gas for each block in the range.

Show items

string

array

Gas used ratio for each returned block.

Show items

number

array

Priority fee rewards per percentile requested (omitted if no percentages were supplied).

Show items

array

Show items

string

curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=1001 \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "kaia_feeHistory",
    "params": [
      "0x5",
      0,
      [
        10,
        50,
        90
      ]
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {}
}

Getting started

API Reference

Parameters

Returns