Klaytn Hard Fork History
This page shows all the hard forks to the Klaytn blockchain.
This document lists hard forks that occurred before the Kaia transition. For hard forks after the transition, refer to the Kaia Hard Fork History.
Randao
| Baobab | Cypress |
|---|---|---|
| Date | Dec 19, 2023 10:05:01 / UTC+9 | Mar 04, 2024 10:25:34 / UTC+9 |
| Block number | #141,367,000 | #147,534,000 |
Summary
Randao hardfork was introduced with the v1.12.0 release. It implements an optional hardfork implementing the Randao on-chain randomness according to KIP-113, KIP-114, KIP-146.
Cancun
| Baobab | Cypress |
|---|---|---|
| Date | Dec 19, 2023 10:05:01 / UTC+9 | Mar 04, 2024 10:25:34 / UTC+9 |
| Block number | #141,367,000 | #147,534,000 |
Summary
Ethereum's Cancun hardfork items were introduced with the v1.12.0 release. For specific information, please see the release note. In addition, AccessList transaction type(introduced in EIP-2930) became fully supported (#1955).
Shanghai
| Baobab | Cypress |
|---|---|---|
| Date | Apr 28, 2023 10:30:31 / UTC+9 | Oct 16, 2023 10:50:24 / UTC+9 |
| Block number | #131,608,000 | #135,456,000 |
Summary
Ethereum's Shanghai hardfork items were introduced with the v1.11.0 release. It includes the features equivalent to Ethereum Shanghai hardfork(#1883, #1861, #1888) and fixed to allow a new contract account to be created by overwriting an EOA (#1904).
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.