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Sweep 10 Nov 2026 · 02:18Z Build v2.1.322 539 read Stable v2.1.311 Latest v2.1.322 Next v2.1.322 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.321 ·

Notebook insert result says "a new cell" when there is no cell id

Inserting a notebook cell without an id now reports "a new cell" instead of a blank id

You'll notice Improvements
JSON All of v2.1.321
You'll noticeTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
NotebooksArea: what it touches
ImprovementsKind: in v2.1.321,
ImprovementsSection of the release
What

When Claude inserts a cell into a Jupyter notebook and no cell id is available, the result now says it inserted "a new cell" rather than leaving the id blank.

Why

The message reads correctly in that case.

See this entry in the whole of v2.1.321 →

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