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Base Denim upgrade

Story timeline · 2 updates, 27 Oct to 5 Nov 2026

Base said its Denim upgrade, due in November, would cut block intervals to 0.2 seconds from two seconds. The upgrade is now live on mainnet with native 200-millisecond blocks, replacing Flashblocks preconfirmations, plus BaseTime and B20 token standard changes.

Every update, oldest first

Headlines only, oldest first. Open a headline for the full update and the outlet it came from.

  1. Base says Denim upgrade will speed block production tenfold in November

  2. Base says Denim upgrade goes live on mainnet with 200ms block times

Every update is a short rewrite, by AI in our own words, of a flash from the outlet named on it, credited and linked. Updates are joined into one story by AI; our editors can change a story’s name or take an update out. Not investment advice.