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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

spellcheck

setting gone documented JSON

A Claude Code settings key, read out of the shipped bundle. It was in the build from v2.1.235 and was gone by v2.1.284.

Underline misspelled words in the prompt input with a spell checker you install

Anthropic's own wording. Read off All settings, captured 2026-10-22.

First seen v2.1.235 18 Aug 2026
Last seen v2.1.283 25 Sep 2026, gone by v2.1.284
Builds40 / 150on this box, as of v2.1.309
Written about v2.1.235 first named in a changelog, 18 Aug 2026
v2.1.235in the build not in the build never minedv2.1.309

In the changelogs

1

Releases whose published page names spellcheck.

  1. v2.1.235
    New opt-in prompt-input spell checking (aspell/hunspell/ispell)

    Claude Code can now spell-check prompt input using aspell, hunspell, or ispell if you opt in

    found in this entry's text, named in this entry

First cited

0

No release's published evidence quotes this name. The ledger indexes the Evidence lines of every changelog on this site, so this says nobody here has ever quoted it; it says nothing about how old the name is.

Presence across releases

2
BuildsHow manyDatesReading
v2.1.235 – v2.1.28340 builds18 Aug 2026 → 25 Sep 2026 ◆in the build
v2.1.284 – v2.1.30924 builds28 Sep 2026 → 22 Oct 2026 ○not in the build

Build by build

64

One row per release since the first build this name was read out of. Absent means the build was read and the name was not in it, never mined means no bundle for that release was ever archived, and a declared type or a default is only ever what that release's own bundle stated.

BuildDateStateThe record behind it
v2.1.23518 Aug 2026·addedverdict: added
v2.1.23619 Aug 2026·presentverdict: present
v2.1.23719 Aug 2026·presentverdict: present
v2.1.23820 Aug 2026·presentverdict: present
v2.1.23921 Aug 2026·presentverdict: present
v2.1.24022 Aug 2026·presentverdict: present
v2.1.24122 Aug 2026·presentverdict: present
v2.1.24224 Aug 2026·presentverdict: present
v2.1.24324 Aug 2026·presentverdict: present
v2.1.24525 Aug 2026·presentverdict: present
v2.1.24625 Aug 2026·presentverdict: present
v2.1.24726 Aug 2026·presentverdict: present
v2.1.24827 Aug 2026·presentverdict: present
v2.1.25027 Aug 2026·presentverdict: present
v2.1.25128 Aug 2026·presentverdict: present
v2.1.25231 Aug 2026·presentverdict: present
v2.1.2571 Sep 2026·presentverdict: present
v2.1.2581 Sep 2026·presentverdict: present
v2.1.2592 Sep 2026·presentverdict: present
v2.1.2603 Sep 2026·presentverdict: present
v2.1.2614 Sep 2026·presentverdict: present
v2.1.2636 Sep 2026·presentverdict: present
v2.1.2658 Sep 2026·presentverdict: present
v2.1.2668 Sep 2026·presentverdict: present
v2.1.2679 Sep 2026·presentverdict: present
v2.1.26810 Sep 2026·presentverdict: present
v2.1.26911 Sep 2026·presentverdict: present
v2.1.27012 Sep 2026·presentverdict: present
v2.1.27114 Sep 2026·presentverdict: present
v2.1.27214 Sep 2026·presentverdict: present
v2.1.27315 Sep 2026·presentverdict: present
v2.1.27416 Sep 2026·presentverdict: present
v2.1.27517 Sep 2026·presentverdict: present
v2.1.27618 Sep 2026·presentverdict: present
v2.1.27718 Sep 2026·presentverdict: present
v2.1.27819 Sep 2026·presentverdict: present
v2.1.28022 Sep 2026·presentverdict: present
v2.1.28123 Sep 2026·presentverdict: present
v2.1.28224 Sep 2026·presentverdict: present
v2.1.28325 Sep 2026·presentverdict: present
v2.1.28428 Sep 2026·removedverdict: removed
v2.1.28529 Sep 2026·absent—
v2.1.28630 Sep 2026·absent—
v2.1.2871 Oct 2026·absent—
v2.1.2882 Oct 2026·absent—
v2.1.2893 Oct 2026·absent—
v2.1.2905 Oct 2026·absent—
v2.1.2916 Oct 2026·absent—
v2.1.2926 Oct 2026·absent—
v2.1.2937 Oct 2026·absent—
v2.1.2948 Oct 2026·absent—
v2.1.2958 Oct 2026·absent—
v2.1.2969 Oct 2026·absent—
v2.1.29914 Oct 2026·absent—
v2.1.30014 Oct 2026·absent—
v2.1.30115 Oct 2026·absent—
v2.1.30216 Oct 2026·absent—
v2.1.30318 Oct 2026·absent—
v2.1.30419 Oct 2026·absent—
v2.1.30520 Oct 2026·absent—
v2.1.30621 Oct 2026·absent—
v2.1.30721 Oct 2026·absent—
v2.1.30822 Oct 2026·absent—
v2.1.30922 Oct 2026·absent—

Read out of the published npm bundle release by release, and out of Anthropic's own documentation as this site captured it. Nothing on this page is a description anybody here wrote about what the settings key does. All settings keys.

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