[Configuration] klay_getChainConfig

Returns the configuration of the chain.

JSONRPC: klay_getChainConfig

Request

application/json

Body

params

object[]

required

Array [

oneOf

IntegerBlockNumber

the block number with type integer

number

HexadecimalBlockNumber

the block number with type hexadecimal

string

BlockTag

the block tag [latest, pending, earliest]

string

]

Responses

200

The chain configuration of the chain.

application/json

Schema

Schema

error

object

code int64required

A Number that indicates the error type that occurred. This MUST be an integer.

code	message	description
-32700	Parse error	invalid JSON was received by the server. An error occurred on the server while parsing the JSON text.
-32602	Invalid params	Invalid method parameter(s).

message string

A String providing a short description of the error. The message SHOULD be limited to a concise single sentence.

data string

A Primitive or Structured value that contains additional information about the error. This may be omitted. The value of this member is defined by the Server (e.g. detailed error information, nested errors etc.).

result

object

chainId integer

deriveShaImpl string

ethTxTypeCompatibleBlock integer

governance

object

govParamContract string

governanceMode string

governingNode string

kip71

object

basefeedenominator integer

gastarget number

lowerboundbasefee number

maxblockgasusedforbasefee number

upperboundbasefee number

reward

object

deferredTxFee boolean

kip82ratio string

minimumStake integer

mintingAmount number

proposerUpdateInterval integer

ratio string

stakingUpdateInterval integer

useGiniCoeff boolean

istanbul

object

epoch integer

policy integer

sub integer

istanbulCompatibleBlock integer

koreCompatibleBlock integer

londonCompatibleBlock integer

magmaCompatibleBlock integer

unitPrice number

Example (from schema)

{
  "jsonrpc": "2.0",
  "id": 0,
  "error": {
    "code": -32700,
    "message": "Parse error",
    "data": "string"
  },
  "result": {
    "chainId": 1001,
    "istanbulCompatibleBlock": 75373312,
    "londonCompatibleBlock": 80295291,
    "ethTxTypeCompatibleBlock": 86513895,
    "magmaCompatibleBlock": 98347376,
    "koreCompatibleBlock": 111736800,
    "kip103CompatibleBlock": 119145600,
    "kip103ContractAddress": "0xd5ad6d61dd87edabe2332607c328f5cc96aecb95",
    "istanbul": {
      "epoch": 604800,
      "policy": 2,
      "sub": 22
    },
    "unitPrice": 25000000000,
    "deriveShaImpl": 2,
    "governance": {
      "governingNode": "0x99fb17d324fa0e07f23b49d09028ac0919414db6",
      "governanceMode": "single",
      "govParamContract": "0x0000000000000000000000000000000000000000",
      "reward": {
        "mintingAmount": 9600000000000000000,
        "ratio": "34/54/12",
        "kip82ratio": "20/80",
        "useGiniCoeff": true,
        "deferredTxFee": true,
        "stakingUpdateInterval": 86400,
        "proposerUpdateInterval": 3600,
        "minimumStake": 5000000
      },
      "kip71": {
        "lowerboundbasefee": 25000000000,
        "upperboundbasefee": 750000000000,
        "gastarget": 30000000,
        "maxblockgasusedforbasefee": 60000000,
        "basefeedenominator": 20
      }
    }
  }
}

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