Every build, month by month

Every published build with a read, grouped by the month npm dated it. One row each: what came out, how much of it there was, and whether Anthropic ever wrote it up themselves.

Builds527read end to end

Entries26,693written from the bundles

Months2125 builds a month on average

Busiest monthSeptember 20269,683 entries

Big builds55100+ entries each

Newestv2.1.308the build at the top of this list

Every tracked release

126 of 527 versions What changed since a version →

BuildReleasedEntriesUseTier mixOffAnthropic

February 2025 6 builds 49 entries

v0.2.29 28 Feb 25 9 · · No notes

v0.2.27 28 Feb 25 8 · · No notes

v0.2.25 27 Feb 25 13 · · No notes

v0.2.19 27 Feb 25 4 · · No notes

v0.2.18 26 Feb 25 10 · · No notes

v0.2.14 25 Feb 25 5 · · No notes

Builds by monthpeak 35

6Feb 28Mar 30Apr 35May 29Jun 27Jul 31Aug 29Sep 25Oct 20Nov 21Dec 29Jan 29Feb 23Mar 29Apr 10May 27Jun 23Jul 29Aug 27Sep 20Oct

Each bar is one month of builds, and the number over it is how many. Entries do not follow that shape: September 2026 alone carried 9,683 of them, so entry totals stay on the month rows. Jump to a month by picking its bar.

Reading a row

Tier baruse / notice / soon / internal
Official nAnthropic wrote notes, n lines
No notesnever listed upstream
Not yetnotes not posted yet
Offentries switched off

Use it now You'll notice Nothing to try yet Under the hood

Every build, month by month

Every tracked release

9 entries, 0 of them switched off

8 entries, 0 of them switched off

13 entries, 0 of them switched off

4 entries, 0 of them switched off

10 entries, 0 of them switched off

5 entries, 0 of them switched off