679 pages for env.

Configure your terminal for Claude Code Claude Code CLI · in the page terminal-config …s status instead. * **[`CLAUDE_CODE_DISABLE_TERMINAL_TITLE`](/docs/en/env-vars#variables)**: if you set this variable to `1`, Claude Code doesn't check for support or report status. Unset it. ## Conf… Enterprise deployment overview Claude Code CLI · in the page third-party-integrations …n-the-web.md) on compute your organization operates, see [self-hosted environments](/docs/en/self-hosted-environments). If your organization has specific infrastructure requirements, compare the opti… Tools reference Claude Code CLI · in the page tools-reference …tion-tool-behavior) | No | | `Bash` | Executes shell commands in your environment. See [Bash tool behavior](#bash-tool-behavior) | Yes | | `CronCreate` | Schedules a recurring or one-shot prompt withi… Troubleshoot installation and login Claude Code CLI · in the page troubleshoot-install …ll.sh | bash ``` **Windows PowerShell** ```powershell theme={null} $env:HTTP_PROXY = 'http://proxy.example.com:8080' $env:HTTPS_PROXY = 'http://proxy.example.com:8080' irm https://claude.ai/install.… Troubleshooting Claude Code CLI · in the page troubleshooting …r memory usage Claude Code is designed to work with most development environments, but may consume significant resources when processing large codebases. If you're experiencing performance issues: 1… Find bugs with ultrareview Claude Code CLI · in the page ultrareview …ncommitted changes in files named like credentials or keys, such as `.env` and `*.tfvars` files. When you [review a pull request](#review-a-pull-request), Claude Code uploads nothing from your machine… Use Claude Code in VS Code Claude Code CLI · in the page vs-code …ill see the sign-in prompt, VS Code may not have inherited your shell environment. Launch VS Code from a terminal with `code .` so it inherits your environment variables, or sign in with your Claude a… Get started with Claude Code in the cloud Claude Code CLI · in the page web-quickstart …ut a local checkout For work that needs your local config, tools, or environment, running Claude Code locally or using [Remote Control](/docs/en/remote-control.md) is a better fit. ## How sessions r… Week 13 · March 23–27, 2026 Claude Code CLI · in the page whats-new/2026-w13 …n from settings: ```json .claude/settings.json {3} theme={null} { "env": { "CLAUDE_CODE_USE_POWERSHELL_TOOL": "1" } } ``` [PowerShell tool docs](/docs/en/tools-reference.md#powershell-tool)… Week 14 · March 30 – April 3, 2026 Claude Code CLI · in the page whats-new/2026-w14 …CfffsX01JHFnIKvD&q=85&s=7719e35e52a3f9734b0cf69edac333ad" /> Set the env var and restart Claude Code: ```bash theme={null} export CLAUDE_CODE_NO_FLICKER=1 claude ``` [Fullscreen rendering](/docs/en… Week 15 · April 6–10, 2026 Claude Code CLI · in the page whats-new/2026-w15 …o your CLI. As of v2.1.101 the first run auto-creates a default cloud environment, so there's no web setup step before you can try it. <video autoPlay muted loop playsInline src="https://mintcdn.com/… Week 16 · April 13–17, 2026 Claude Code CLI · in the page whats-new/2026-w16 …s for `/loop`Hardened Bash permissions: deny rules now match through `env`/`sudo`/`watch` wrappers, and `Bash(find:*)` allow rules no longer auto-approve `-exec` or `-delete` [Full changelog for v2.1… Week 17 · April 20–24, 2026 Claude Code CLI · in the page whats-new/2026-w17 …to mode: include `"$defaults"` in [`autoMode.allow`, `soft_deny`, or `environment`](/docs/en/auto-mode-config) to add custom rules alongside the built-in list instead of replacing itNew [`claude plugi… Week 19 · May 4–8, 2026 Claude Code CLI · in the page whats-new/2026-w19 …evel via the `effort.level` JSON input field and the `$CLAUDE_EFFORT` environment variable, and Bash tool commands can read `$CLAUDE_EFFORT``CLAUDE_CODE_DISABLE_ALTERNATE_SCREEN=1` opts out of the ful… Week 20 · May 11–15, 2026 Claude Code CLI · in the page whats-new/2026-w20 …e featuresMCP stdio servers now receive `CLAUDE_PROJECT_DIR` in their environment, matching hooks, and plugin configs can reference `${CLAUDE_PROJECT_DIR}` in commands`claude plugin details <name>` sh… Week 23 · June 1–5, 2026 Claude Code CLI · in the page whats-new/2026-w23 …dits` mode. The protected set covers shell startup files such as `.zshenv` and `.bash_login`, git config under `~/.config/git/`, and build-tool configs such as `.npmrc`, `.bazelrc`, and `.pre-commit-c… Week 26 · June 22–26, 2026 Claude Code CLI · in the page whats-new/2026-w26 …ng blocks sandboxed commands from reading credential files and secret environment variablesOrg-configured model restrictions now apply to the model picker, `--model`, `/model`, and `ANTHROPIC_MODEL`,… Week 29 · July 13–17, 2026 Claude Code CLI · in the page whats-new/2026-w29 …per session with a flag, per shell with the `CLAUDE_AX_SCREEN_READER` environment variable, or everywhere with the `axScreenReader` setting. Start a session in screen reader mode: ```bash terminal t… Week 32 · August 3–7, 2026 Claude Code CLI · in the page whats-new/2026-w32 …ust 3–7, 2026 > Claude Code sessions message each other, self-hosted environments run cloud sessions on your infrastructure, and auto mode becomes the default permission mode. Releases [v2.1.220 → v… Week 34 · August 17–21, 2026 Claude Code CLI · in the page whats-new/2026-w34 …T_MODEL`](/docs/en/model-config#set-a-default-model-for-new-sessions) environment variable sets the model new sessions start on; a `/model` pick still overrides it and persists across restartsWith the… Week 36 · August 31 – September 4, 2026 Claude Code CLI · in the page whats-new/2026-w36 …sn't available in sessions that skip [feature-flag fetching](/docs/en/env-vars.md#features-that-need-feature-flag-fetching). Run it in an interactive session to open the report in the `/plugin` manag… Week 37 · September 7–11, 2026 Claude Code CLI · in the page whats-new/2026-w37 …ched](/docs/en/auto-mode-config.md#fix-a-denial-with-an-allow-rule-an-environment-entry-or-a-retry), such as `[Data Exfiltration]`When you type `/` partway through a prompt, you can now pick from [a l… What's new Claude Code CLI · in the page whats-new/index …other instead of you re-explaining it. Also this week: **self-hosted environments** run Claude Code cloud sessions on infrastructure your organization operates, in public beta on Team and Enterprise… Orchestrate subagents at scale with dynamic workflows Claude Code CLI · in the page workflows …oject, visible only to you. If you set [`CLAUDE_CONFIG_DIR`](/docs/en/env-vars), this location is the `workflows/` directory under that path. The save dialog shows the resolved path for the personal… Run parallel sessions with worktrees Claude Code CLI · in the page worktrees …ar as untracked files in your main checkout. ### Set up the worktree environment A worktree is a fresh checkout, so initialize your development environment there: ask Claude to install dependencies,… Admin controls Claude Documentation · in the page claude-science/admin-controls …ed Modal jobs are refused. ### Organization package mirror Analysis environments install Python and conda packages from the public hosts unless a mirror is set. Members or IT can set a mirror per co… Artifacts in Claude Science Claude Documentation · in the page claude-science/artifacts …script or notebook. * **Execution Log**: every command that ran. * **Environment**: the environment name, language version, and every installed package with its version. * **Review**: findings from [… Auto mode Claude Documentation · in the page claude-science/auto-mode …the session's workspace folder, remote compute, Claude's package and environment tools, and any tool you set to **Ask each time**. ## What each check sends to Anthropic Each check in Claude Science… Claude Science changelog Claude Documentation · in the page claude-science/changelog …and resume them afterwards * Mac and Linux: the starter Python and R environments, and the environments Claude Science sets up for connectors and compute providers, now keep their own downloaded pack… Command line settings Claude Documentation · in the page claude-science/command-line-settings …its subcommands, the serve flags, the single-use login link, and the environment variables you can set. Reference for the claude-science command: its subcommands, the serve flags, the single-use log… Compute providers Claude Documentation · in the page claude-science/compute-providers …rd. On the Modal page under Settings > Compute you can set the Modal environment and the default application name used for containers. ## Container images Claude derives a container image from the… Configuration file reference Claude Documentation · in the page claude-science/configuration-file-reference …oxy is `https://`, so prefer `http://`. A proxy variable in the app's environment (including `ALL_PROXY`) takes precedence over this key, which takes precedence over the Settings proxy field and the p… Core concepts Claude Documentation · in the page claude-science/core-concepts …ions and can be revoked there. On Linux, a uv, conda, mamba, or pixi environment in a folder you've granted **Read & write** can still be read-only to Claude. See [Environments in granted folders](/d… Use Claude Science on a corporate network Claude Documentation · in the page claude-science/corporate-networks …laude Science at your internal artifact repository instead, and every environment build fetches packages through it. You can set the mirror in three places: once for the whole organization under **Org… Custom connectors Claude Documentation · in the page claude-science/custom-connectors …mand**, enter the command; **Advanced settings** covers arguments and environment variables. **Browse Connectors Directory** opens the public directory. Remote servers that need login take you throug… The double slit, one electron at a time Claude Documentation · in the page claude-science/example-gallery/phys-doubleslit …ctron went through, the fringes vanish and only the broad single-slit envelope is left. ## Data This example doesn't download any data. Reference: A. Tonomura, J. Endo, T. Matsuda, T. Kawasaki & H.… Get started Claude Documentation · in the page claude-science/get-started …On first launch, the app sets up its runtime and starter Python and R environments, which takes a few minutes, then opens a new tab in your default browser. If no browser tab appears, click **Claude S… Glossary Claude Documentation · in the page claude-science/glossary …block of code Claude runs in a kernel; the cell, its output, and the environment it ran in are recorded in the session's Notebook. **Cloud provider**: your own account at a cloud service where Claud… Claude Science in its own window on macOS Claude Documentation · in the page claude-science/mac-app-window …rt failed. Your projects, conversations, artifacts, and Python and R environments are all there, and you stay signed in. If a setting such as the theme, the default model, or your pinned projects loo… Manage Claude Science on devices Claude Documentation · in the page claude-science/manage-on-devices …al database plus files. Authentication tokens and the shared package environment live under the default data folder (`~/.claude-science/`, or `%USERPROFILE%\.claude-science\` on Windows) regardless o… Network requirements Claude Documentation · in the page claude-science/network-requirements …supply Python, R, and system packages when Claude builds an analysis environment. Members can't turn them off. An organization that manages the allowlist can turn the CRAN and Bioconductor, npm, and… Claude Science Claude Documentation · in the page claude-science/overview …e Science is a desktop application that pairs Claude with an analysis environment on your computer. Available in beta on macOS, Windows, and Linux. You install it separately from the Claude desktop ap… Remote compute clusters Claude Documentation · in the page claude-science/remote-compute-clusters …s notes that describe the host's setup and how to run jobs on it: how environments are activated, where data and packages live, and the cluster's scheduling conventions. Claude updates these as it wor… Run on a remote Linux server Claude Documentation · in the page claude-science/run-on-remote-linux-server …an SSH tunnel. Setup takes about five minutes, plus a few minutes of environment setup on first launch. > [!NOTE] > > This page covers running all of Claude Science on a remote machine. To keep Clau… Troubleshoot Claude Science Claude Documentation · in the page claude-science/troubleshooting …ing Claude Science: being signed out, capacity retries, Agent Failed, environment setup, connectors, dictation, and updates. This page covers error messages that Claude Science shows while you work.… Give Claude access to your tools Claude Documentation · in the page claude-tag/admins/add-connections …quest that matches no credential, no domain entry, and nothing in the environment's network access is blocked. Private IP ranges and cloud metadata endpoints stay blocked regardless. ## Create a bund… Configure GitHub access Claude Documentation · in the page claude-tag/admins/configure-github …). ### If Claude can't reach a repository When Claude replies "That environment or repo isn't configured for Claude Code", or reports that GitHub returned a 403, check the two levels in order. | Ch… Customize Claude Tag Claude Documentation · in the page claude-tag/admins/customize …se flag or stop | [Auto mode allow rules](#auto-mode-allow-rules) | | Environment | Which cloud environment a scope's sessions run in | [Configure the environment for a scope](#configure-the-environme… Limits for federated agent access Claude Documentation · in the page claude-tag/admins/federated-access/limits …individual's own claude.ai account, and they need an Anthropic-hosted environment; Claude can't use them in a [self-hosted environment](/docs/claude-tag/concepts/security-and-data.md). ## Identity to… Network requirements Claude Documentation · in the page claude-tag/admins/network-requirements …PrivateLink or VPC peering is not supported. In an Anthropic-hosted environment, every request from a channel's sandbox to your service passes through [Agent Proxy](/docs/claude-tag/concepts/agent-i…