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Sweep 28 Aug 2026 · 00:00Z Build v2.1.250 478 read Stable v2.1.236 Latest v2.1.250 Next v2.1.251 Feeds RSS JSON llms.txt

Reading a new release v2.1.251 Building the pages · 3/5 470 findings $18.91 so far

DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

Prompt capture

TaskStop tool description

27 model strings share this prompt, byte for byte.

v2.1.181 6 lines 203 chars sha256 049769e0c50d Plain text Whole capture

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2- Stops a running background task by its ID

3- Takes a task_id parameter identifying the task to stop

4- Returns a success or failure status

5- Use this tool when you need to terminate a long-running task

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