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SIMD-0525 Reduce Slot Times

DraftCoreStandardcreated 2026-05-01

Author: Brennan Watt (Anza)

Reduce Solana's target slot time from 400ms to 200ms in four feature-gated steps:

Feature gate

The account below is the gate. Its state is decoded from the account data on each cluster, so it reflects the chain rather than the proposal text.

iBRL5RuWhw4yqaAZu96RUULHckHTZAoe2b77qaV38JZ

mainnetActivatedslot 440,208,000
testnetActivatedslot 426,476,256
devnetActivatedslot 481,680,000
The document and the chain disagree.

the document says Draft while its feature gate is active on mainnet since slot 440,208,000

Extends (1)

Proposals this one builds on.

What the proposal covers

Parsed from the canonical proposal · pull request