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v2.1.1 (2026-02-03) is a pre-release for the Taiko Hoodi testnet, with support for the upcoming Shasta protocol fork, as well as optimizations and bug fixes. Read more about the specifics here.
If you are a mainnet node operator, please DON'T update to this release.
Activation Time
1770296400--pacayaInbox--taikoInbox.
0xf6eA848c7d7aC83de84db45Ae28EAbf377fe0eF9--shastaInbox
Inbox contract address for the Shasta protocol.
0xeF4bB7A442Bd68150A3aa61A6a097B86b91700BF--shasta.time
Shasta hardfork activation timestamp (Unix seconds).
1770296400DeployProtocolOnL1 (#20700) (4e84208)--propose.anchorOffset flag (#21053) (eb0f198)blockIndex in anchorV4 (#20610) (1ce7094)designatedProver from transition (#21109) (98d9135)BLOCK_GAS_LIMIT_MAX_CHANGE to 200 (#21114) (56353ce)MaxBlockGasLimit to 45_000_000 (#20788) (4f31233)Proposed event signature (#21052) (5b94117)Proposed event (#21040) (d29355a)taiko-geth dependency and update Go contract bindings (#20589) (22667a5)taiko-geth to sync RPC namespace changes (#21238) (ca73ddd)ICodec interface (#20289) (4a0dde5)designatedProver by calling Anchor (#20819) (8c24fe0)LastBlockID by taiko-geth RPC in handleShastaProposalReorg (#20821) (f3d855a)--shasta.useLocalDecoder flag (#20685) (ebde23e)blockIDToSync in SetUpEventSync (#21230) (42a71e8)DerivationSourceManifest (#20338) (c9abe02)LastAnchorBlockNumber for raiko proof (#20783) (3cb32da)ShastaInboxAddress and PacayaInboxAddress flags (#20313) (cbf8dad)eth_getBlockByHash (#20357) (667cfaf)batch-to-last-block mapping (#21223) (58d747c)extraData EOP flag handling and drop batch mapping RPC (#21217) (d7d4fb2)ErrProposalLastBlockUncertain (#21225) (3ee36b7)SafeBlockHash && FinalizedBlockHash for Shasta blocks when calling Engine API (#20800) (b92279e)l1Current cursor initilization for Shasta protocol (#20265) (0e5d1fa)AnchorForkRouter (#20493) (d494d58)AnchorV4ProposalID to decode Shasta proposal ID (#20824) (7ccac42)block.extradata bit even for default payloads (#20745) (095311b)finalizationGracePeriod check in getTransitionsForFinalization (#20693) (35301ae)TIMESTAMP_MAX_OFFSET (#20969) (4a49518)event_handler (#20873) (fd9e1f3)IsProvingWindowExpiredShasta error message (#20637) (de0446e)NotFound handling for RPC by using error string matching (#21229) (1f54f67)OnUnsafeL2Request (#20695) (8062d02)reorgRewindDepth from config in BlockBatchIterator (#20456) (8c0d921)MAX_BLOCK_GAS_LIMIT (#20522) (9878f60)taiko-alethia-v3.0.0 branch to main (#20733) (225f319)AGENTS.md (#20735) (d40444a)ProofRequestOptions interface methods (#20642) (b79a297)BlobAllow function to accurately describe its purpose (#20831) (a072b91)ResetL1Current to set Shasta anchor number (#20761) (14f9367)errgroup context to live iterators (#20752) (72998ad)ErrBlobSizeTooSmall error (#20381) (c559a3d)defaultHandoverSkipSlots to 8 (#21136) (40edcd4)ProverLatestVerifiedIDGauge in Proved handler && remove some unused code (#20944) (be2c6c6)