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Sweep 25 Sep 2026 · 19:33Z Build v2.1.283 504 read Stable v2.1.274 Latest v2.1.283 Next v2.1.283 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Code CLI 25 Sep 2026
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Tools reference changedtools-reference

Nearest release: v2.1.283, published 4 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 25 Sep 2026 23:45 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 26 Sep 2026 00:07 UTC.

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3030| `Glob` | Finds files based on pattern matching. Absent by default on macOS, Linux, and WSL. See [Glob tool behavior](#glob-tool-behavior) | No |
3131| `Grep` | Searches for patterns in file contents. Absent by default on macOS, Linux, and WSL. See [Grep tool behavior](#grep-tool-behavior) | No |
3232| `ListAgents` | Lists the agents Claude can message with `SendMessage`: subagents in the session, [agent team](/docs/en/agent-teams) teammates, your other local Claude Code sessions, and, while this session is connected to [Remote Control](/docs/en/remote-control), your [cloud sessions](/docs/en/claude-code-on-the-web) and your Remote Control sessions on other machines. Backs the `/list-agents` command. See [cross-session messaging](/docs/en/cross-session-messaging). Requires Claude Code v2.1.224 or later, and appears only in sessions where [cross-session messaging is enabled](/docs/en/cross-session-messaging#availability). Teammate rows and the first line showing this session's own name require v2.1.239 or later | No |
33| `ListMcpResourcesTool` | Lists resources exposed by connected [MCP servers](/docs/en/mcp) | No |
33| `ListMcpResourcesTool` | Lists resources exposed by connected [MCP servers](/docs/en/mcp), leaving out [MCP Apps UI resources](/docs/en/mcp#reference-mcp-resources), which are pages for a host application to render | No |
3434| `LSP` | Code intelligence via language servers: jump to definitions, find references, report type errors and warnings. See [LSP tool behavior](#lsp-tool-behavior) | No |
3535| `Monitor` | Runs a command in the background and feeds each output line back to Claude, so it can react to log entries, file changes, or polled status mid-conversation. Can also open a WebSocket and treat each incoming message as an event. See [Monitor tool](#monitor-tool) | Yes |
3636| `NotebookEdit` | Modifies Jupyter notebook cells. See [NotebookEdit tool behavior](#notebookedit-tool-behavior) | Yes |
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