System reminder: hook pretool block: v2.1.280 tool descriptions

Every description, as sent

20 ◆ moved since the previous capture on this arm, ○ byte-identical to it.

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ToolOpens withDescriptionCopiesMoved

Agent Launch a new agent to handle complex, multi-step tasks. 1,668 chars 1 copy ◆moved

Bash Executes a bash command and returns its output. 919 chars 1 copy ◆moved

CronCreate Schedule a prompt to be enqueued at a future time. 2,924 chars 1 copy ○same

CronDelete Cancel a cron job previously scheduled with CronCreate. 167 chars 1 copy ○same

CronList List all cron jobs scheduled via CronCreate, both durable (.claude/scheduled_tasks.json) and session-only. 106 chars 1 copy ○same

Edit Performs exact string replacement in a file. 360 chars 1 copy ○same

EnterWorktree Use this tool ONLY when explicitly instructed to work in a worktree — either by the user directly, or by project... 3,220 chars 1 copy ○same

ExitWorktree Exit a worktree session created by EnterWorktree and return the session to the original working directory. 1,923 chars 1 copy ○same

ListAgents Lists agents you can SendMessage to — in-process subagents you spawned, the teammates on your team, other local Claude... 777 chars 1 copy ○same

NotebookEdit Replaces, inserts, or deletes a single cell in a Jupyter notebook (.ipynb file). 619 chars 1 copy ○same

Read Reads a file from the local filesystem. 790 chars 1 copy ○same

ReportFindings Report code-review findings as a typed list so the host UI can render them. 574 chars 1 copy ○same

ScheduleWakeup Schedule when to resume work in /loop dynamic mode — the user invoked /loop without an interval, asking you to... 3,396 chars 1 copy ○same

SendMessage # SendMessage Send a message to another agent. 4,259 chars 1 copy ○same

Skill Invoke a skill. 1,417 chars 1 copy ○same

TaskStop - Stops a running background task by its ID - Takes a task_id parameter identifying the task to stop - To stop an... 378 chars 1 copy ○same

WebFetch Fetches a URL, converts the page to markdown, and answers `prompt` against it using a small fast model. 469 chars 1 copy ○same

WebSearch Search the web. 312 chars 1 copy ○same

Workflow Execute a workflow script that orchestrates multiple subagents deterministically. 3,480 chars 1 copy ○same

Write Writes a file to the local filesystem, overwriting if one exists. 240 chars 1 copy ○same

v2.1.280, every tool

Every description, as sent