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HomeDocsClaude Documentation 29 Sep 2026
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Comments changedclaude-science/comments

Nearest release: v2.1.284, published 13 hours before upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Upstream edited this page at 29 Sep 2026 07:02 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 29 Sep 2026 07:07 UTC.

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11# Comments
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3> Comments let you pin notes to specific parts of an artifact instead of describing a location in prose.
3> Comments in Claude Science pin a note to a specific part of an artifact, such as selected text or a point on a figure, and send the note to Claude.
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5Comments let you pin notes to specific parts of an artifact instead of describing a location in prose. Select text in a Markdown, plain-text, LaTeX, or code file; select text in a PDF; click a point on an image or figure; or turn on **Comment** and click an element in a rendered HTML report. You can also comment on session transcripts. You can't comment on tables or other artifact types.
5In Claude Science, comments let you pin notes to specific parts of an artifact instead of describing a location in prose. Select text in a Markdown, plain-text, LaTeX, or code file; select text in a PDF; click a point on an image or figure; or turn on **Comment** and click an element in a rendered HTML report. You can also comment on session transcripts. You can't comment on tables or other artifact types.
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7<Note>
8 This page covers comments on [artifacts in the Claude Science app](/docs/claude-science/artifacts). For artifacts in a claude.ai chat, see [What are artifacts and how do I use them?](https://support.claude.com/en/articles/17153992-what-are-artifacts-and-how-do-i-use-them) in the help center.
9</Note>
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711## Leaving a comment
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