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Sweep 19 Sep 2026 · 02:36Z Build v2.1.278 500 read Stable v2.1.267 Latest v2.1.278 Next v2.1.278 Feeds RSS JSON llms.txt Unofficial
HomePromptsv2.1.278
Tool descriptions

v2.1.278, every tool

Claude Code, interactive mode. 27 tools, as the client described them to the model in this release. Where a tool has more than one description the difference is usually a single interpolated string.

Tools27in this capture, on this arm
Moved0since the previous capture on this arm
Whole capturev2.1.278the system prompt and what moved

Every description, as sent

27 ◆ 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. 1,811 chars 2 copies ○same
AskUserQuestion Use this tool only when you are blocked on a decision that is genuinely the user's to make: one you cannot resolve from... 1,786 chars 2 copies ○same
Bash Executes a bash command and returns its output. 1,229 chars 2 copies ○same
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 2 copies ○same
EnterPlanMode Use this tool proactively when you're about to start a non-trivial implementation task. 4,011 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
ExitPlanMode Use this tool when you are in plan mode and have finished writing your plan to the plan file and are ready for user... 1,849 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 2 copies ○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
TaskCreate Use this tool to create a structured task list for your current coding session. 2,146 chars 1 copy ○same
TaskGet Use this tool to retrieve a task by its ID from the task list. 732 chars 1 copy ○same
TaskList Use this tool to list all tasks in the task list. 998 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
TaskUpdate Use this tool to update a task in the task list. 2,243 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 2 copies ○same
WebSearch Search the web. 312 chars 2 copies ○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 2 copies ○same