Klaytn Hard Fork History

This page shows all the hard forks to the Klaytn blockchain.

KIP-103

	Baobab	Cypress
Date	Apr 06, 2023 04:25:03 / UTC+9	Apr 17, 2023 01:24:48 / UTC+9
Block number	#119,145,600	#119,750,400

Summary

KIP-103 hardfork was introduced with the v1.10.2 release. It includes an implementation of KIP-103 that is a technical specification of treasury rebalance(KGP-6).

Treasury Rebalance

	Baobab	Cypress
TreasuryRebalance contract address	0xD5ad6D61Dd87EdabE2332607C328f5cc96aeCB95	0xD5ad6D61Dd87EdabE2332607C328f5cc96aeCB95
KCV address	0xaa8d19a5e17e9e1bA693f13aB0E079d274a7e51E	0x4f04251064274252D27D4af55BC85b68B3adD992
KFF address	0x8B537f5BC7d176a94D7bF63BeFB81586EB3D1c0E	0x85D82D811743b4B8F3c48F3e48A1664d1FfC2C10
KCF address	0x47E3DbB8c1602BdB0DAeeE89Ce59452c4746CA1C	0xdd4C8d805fC110369D3B148a6692F283ffBDCcd3

Kore

	Baobab	Cypress
Date	Jan 10, 2023 10:20:50 / UTC+9	Apr 17, 2023 01:24:48 / UTC+9
Block number	#111,736,800	#119,750,400

Summary

Kore hardfork was introduced with the v1.10.0 release. It is an implementation of the on-chain governance voting method (KIP-81), a new GC reward structure (KIP-82), and EVM changes.

Magma

	Baobab	Cypress
Date	Aug 08, 2022 11:01:20 / UTC+9	Aug 29, 2022 11:51:00 / UTC+9
Block number	#98,347,376	#99,841,497

Summary

Magma hardfork was introduced with the v1.9.0 release. It includes dynamic gas fee pricing mechanism, #1493) and is an implementation of KIP-71.

EthTxType

	Baobab	Cypress
Date	Mar 27, 2022 23:56:31 / UTC+9	Mar 31, 2022 12:14:39 / UTC+9
Block number	#86,513,895	#86,816,005

Summary

Ethereum's EthTxType changes were introduced with the v1.8.0 release. It includes new transactions types to support Ethereum transaction types: TxTypeEthereumAccessListand TxTypeEthereumDynamicFee (#1142, #1158).

London EVM

	Baobab	Cypress
Date	Jan 14, 2022 11:02:55 / UTC+9	Mar 31, 2022 12:14:39 / UTC+9
Block number	#80,295,291	#86,816,005

Summary

Ethereum's London hard fork items were introduced with the v1.7.3 release, which includes BaseFee EVM opcode for Ethereum London EVM compatibility (#1065, #1066, #1096).

Istanbul EVM

	Baobab	Cypress
Date	Nov 17, 2021 23:42:13 / UTC+9	Mar 31, 2022 12:14:39 / UTC+
Block number	#75,373,312	#86,816,005

Summary

Ethereum's Istanbul hard fork items were introduced with the v1.7.0 release, which includes changes from EIP-152, EIP-1108, EIP-1344, EIP-1844, and EIP-2200.