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Week 25 · June 15–19, 2026 Claude Code CLI · in the page whats-new/2026-w25 …eading on a custom `ANTHROPIC_BASE_URL` and on Microsoft FoundryFixed Write and Edit producing zero-byte or truncated files on network drives and cloud-synced folders [Full changelog for v2.1.178–v2.… Week 32 · August 3–7, 2026 Claude Code CLI · in the page whats-new/2026-w32 …session affects what another is working on. A message is text Claude writes for the other session, never your conversation history or files. Available on macOS and Linux. Requires v2.1.224 or later.… Week 33 · August 10–14, 2026 Claude Code CLI · in the page whats-new/2026-w33 …The task-tracking tools, such as `TaskCreate`, `TaskUpdate`, and `TodoWrite`, are [no longer available on Opus 4.8, Sonnet 5, Fable 5, Mythos 5, and later models in those families](/docs/en/tools-refe… Week 37 · September 7–11, 2026 Claude Code CLI · in the page whats-new/2026-w37 …test cases and the checks that score them, tries the suite once, and writes the files. Every run, and every check that has a second model judge the reply, is a real model call on your account. ![Ter… What's new Claude Code CLI · in the page whats-new/index …ntext intact. Also this week: **Claude-drafted feedback** has Claude write up a feedback report when something goes wrong in a session, which you review and send from `/feedback`; **`--restricted`**… Orchestrate subagents at scale with dynamic workflows Claude Code CLI · in the page workflows …> Dynamic workflows orchestrate many subagents from a script Claude writes and you can rerun. Use them for codebase audits, large migrations, and cross-checked research. > [!NOTE] > > Dynamic workf… Run parallel sessions with worktrees Claude Code CLI · in the page worktrees …proval first, because the move takes the session's working directory, write access, and project configuration such as `CLAUDE.md` and settings to that location. An `EnterWorktree` [permission rule](/d… Build for Claude Claude Documentation · in the page build/overview …/docs/plugins/build.md)** > > Lay out the plugin folder and manifest, write the skills, reference your MCP server, and test the plugin in Claude. > **[Write skills](/docs/skills/how-to.md)** > > Teac… Admin controls Claude Documentation · in the page claude-science/admin-controls …on that machine, with access to everything that account can read and write there. The app uses the member's existing SSH configuration and keys and installs nothing on the host. Job scripts and input… Artifacts in Claude Science Claude Documentation · in the page claude-science/artifacts …p's data folder and persist until you delete them. Other files Claude writes during a session are temporary and are cleared a few hours after the session ends; ask Claude to save a scratch file if you… Claude Science changelog Claude Documentation · in the page claude-science/changelog …ng only `claude-science` * Linux: if a folder you've granted **Read & write** holds a folder you can enter but not list (such as another person's folder on a shared drive), or a stale network mount, t… Cloud storage Claude Documentation · in the page claude-science/cloud-storage …ogle Cloud Storage, or Azure Blob Storage so Claude can read data and write results in place, with your permission. Connect Amazon S3, Google Cloud Storage, or Azure Blob Storage so Claude can read d… Command line settings Claude Documentation · in the page claude-science/command-line-settings …because an older build can permanently lose part of every session it writes to. The refusal names a flag that overrides it, `--accept-layout-downgrade`, and says when that is safe. If you cannot tell… Configuration file reference Claude Documentation · in the page claude-science/configuration-file-reference …a different file for one run. On Windows, save the file as UTF-8 and write Windows paths inside it in single quotes (for example `'C:\ProgramData\corp\corporate-ca.pem'`) or with forward slashes, bec… Connectors and skills Claude Documentation · in the page claude-science/connectors-and-skills …. **Add skill** lets you create your own via **Chat with Claude**, **Write from scratch**, **Upload a skill**, or **Import from GitHub**. You can also ask Claude to distill a workflow from an existin… Core concepts Claude Documentation · in the page claude-science/core-concepts …le running kernels. ## Files stay on your computer Claude reads and writes files in place, in the folders you grant. Anthropic doesn't host or store your files; file content that Claude reads to ans… Use Claude Science on a corporate network Claude Documentation · in the page claude-science/corporate-networks …macOS, a copy of that key is in the keychain for recovery), and also writes the credential, automatically, to a plaintext `.netrc` at `~/.claude-science/conda/.netrc` that the conda and pip download… A first finite-element model: a clamped steel ruler bends and vibrates Claude Documentation · in the page claude-science/example-gallery/eng-beam …ode beam elements (cubic shape functions, consistent mass matrix) and write the matrices yourself with numpy. First hang 1 N (about 100 g) on the free end: beam theory says the tip drops PL³/(3EI) = 0… The Ulam spiral: are the primes' diagonal streaks real? Claude Documentation · in the page claude-science/example-gallery/math-ulam …sieve of Eratosthenes, and check that 1,229 of them are below 10,000. Write 1, 2, 3, … in a square spiral starting from the center, and mark the primes. Are the diagonal streaks real, or is my eye fo… Glossary Claude Documentation · in the page claude-science/glossary …space**: the per-session folder on disk where Claude's code reads and writes files before they are saved as artifacts. Manage Claude Science on devices Claude Documentation · in the page claude-science/manage-on-devices …is page covers what IT and endpoint teams need to know: where the app writes data, how to deploy configuration with device management, what changes when Claude Science opens in its own window on a Mac… Use Claude Science on more than one computer Claude Documentation · in the page claude-science/multiple-computers …opy for you to browse or sync from another computer. Claude reads and writes your files in place, in the folders you grant, and your work sits alongside them on your computer, where your own backup to… Claude Science Claude Documentation · in the page claude-science/overview …. You describe a research task or analysis in plain language; Claude writes and runs Python, R, or shell code in a sandbox, reads the folders you grant it, pulls data from scientific databases throug… Remote compute clusters Claude Documentation · in the page claude-science/remote-compute-clusters …user on the host, with access to everything your account can read and write there. Default job timeout is 30 minutes; tell Claude before submitting longer work. When a job finishes, outputs are pulle… Tools and environments Claude Documentation · in the page claude-science/tools-and-environments # Tools and environments > Claude writes and runs Python, R, and shell commands. Claude writes and runs Python, R, and shell commands (PowerShell on Windows). Python and R run in a persistent kernel… Give Claude access to your tools Claude Documentation · in the page claude-tag/admins/add-connections …b, [GitLab](/docs/claude-tag/admins/connections/gitlab.md) | Read and write | On GitHub, branches, pull requests, review, and CI follow-up through the [Claude GitHub App](/docs/claude-tag/admins/confi… Configure per-channel access Claude Documentation · in the page claude-tag/admins/attach-to-scope …ss the workspace, and a private channel reads the workspace notes but writes only to its own store. See [What Claude Tag remembers](/docs/claude-tag/users/memory.md). One-to-one DMs from members who… Configure GitHub access Claude Documentation · in the page claude-tag/admins/configure-github …hen it starts work that needs it, not as an unconditional setup step. Write each install as a precondition of the work it supports, for example "install the SDK before building or running tests", so C… Configure GitLab access Claude Documentation · in the page claude-tag/admins/configure-gitlab …glpat-`. | Scope | When to grant it | | :- | :- | | `api` | Read and write. Required for Claude to create and update issues, post comments, and act on pipelines. | | `read_api` | Read-only. Use this… Connect Amplitude Claude Documentation · in the page claude-tag/admins/connections/amplitude …has no read-only option, and the same pair can also call Amplitude's write and user-deletion endpoints. In the next section you restrict the credential to `GET` requests, so the key pair authenticate… Connect a service that isn't in the list Claude Documentation · in the page claude-tag/admins/connections/custom …ss key ID, secret access key, and session token together. The form is write-only, so a partial update can leave them mismatched. | | No proxy or gateway of your own sits between Anthropic and AWS | A… Connect GitLab Claude Documentation · in the page claude-tag/admins/connections/gitlab …ly need a single project or group. Grant the `api` scope for read and write, or `read_api` for read-only. The token starts with `glpat-`. **2. Add the connector** Go to [**Organization settings > Cl… Connect Linear Claude Documentation · in the page claude-tag/admins/connections/linear …when you create it; the only place to limit which projects Claude can write to is in Linear itself. The key starts with `lin_api_`. Linear's own guide for creating the credential is at [linear.app](h… Connect PagerDuty Claude Documentation · in the page claude-tag/admins/connections/pagerduty …ial in PagerDuty Generate a general-access read-only API key. A read-write key lets Claude acknowledge and resolve incidents. If you use one, [turn the connector on only in a private incident channel… Connect Salesforce Claude Documentation · in the page claude-tag/admins/connections/salesforce …ce lets Claude read accounts, contacts, opportunities, and cases (and write, if you grant it) in any channel where the connector is on. Claude connects with its own credential, not a person's. The con… Customize Claude Tag Claude Documentation · in the page claude-tag/admins/customize …nstructions) | | Managed by | Which other Slack channels' members can write a channel's standing instructions by asking Claude, including from a private channel. On the Enterprise plan, an Owner or a… Limits for federated agent access Claude Documentation · in the page claude-tag/admins/federated-access/limits …`, `patchPerInstanceConfigs`, instance updates, and instance settings writes. * Cloud Storage IAM and ACL writes, and HMAC key creation. * IAM service account key creation and upload; API Keys `keyStr… Identity token reference Claude Documentation · in the page claude-tag/admins/federated-access/token-reference …every verifier, trust policy, and attribute condition must check it. Write the check in one of two forms, strongest first: * **Pin the exact subjects.** Accept only the full subjects of your own age… Manage a channel's instructions from another channel Claude Documentation · in the page claude-tag/admins/managed-by …s instructions from another channel > Managed by lets a central team write a Slack channel's standing Claude instructions from its own channel. Covers setup, the Confirm card, and limits. > [!NOTE]… Restrict where Claude Tag operates Claude Documentation · in the page claude-tag/admins/restrict-access …ad starts the conversation over with channel-only access. A guest who writes there before a member does gets the same notice as under **Restrict**. The channel's [**Respond automatically**](/docs/cla… Set up a skills repository Claude can update Claude Documentation · in the page claude-tag/admins/skills-repo …'s Claude Tag skills in a git repository with auto-sync, grant Claude write access, and Claude can open pull requests to improve its own skills from what it learns in channels. > [!NOTE] > > Claude T… Data lifecycle and deletion Claude Documentation · in the page claude-tag/concepts/data-lifecycle …a member first opens a direct message with Claude, the welcome Claude writes, which suggests channels based on the member's recent public-channel activity, runs as a short session that is stored like… Claude Tag for Claude Code users Claude Documentation · in the page claude-tag/concepts/for-claude-code-users …he API A Slack bot you build on the Claude API is software your team writes and hosts. It calls the API with your key, holds its own Slack tokens, and has the tools and memory you code into it. Clau… Glossary Claude Documentation · in the page claude-tag/concepts/glossary …ng in a channel, including facts you told it to remember and notes it writes itself. Each channel keeps its own entries. From a public channel Claude can also save workspace notes, which it reads in e… How Claude Tag works Claude Documentation · in the page claude-tag/concepts/how-it-works …ry, including pinned items * It searches the workspace's content * It writes and runs code inside the sandbox, which is how a chart comes out of a posted CSV, or a doc out of a long thread, with nothi… Security and data handling Claude Documentation · in the page claude-tag/concepts/security-and-data …**A saved credential is not displayed again.** The setup screens are write-only. * **The credential travels only to the hosts you named** when you added it. * **You can narrow the credential further*… Claude Tag settings map Claude Documentation · in the page claude-tag/concepts/settings-map …*Channel instructions** field on the channel's page in admin settings write the same instructions, so a change from either place is visible in the other. See [Configure Claude for a channel](/docs/cla… Get started Claude Documentation · in the page claude-tag/users/getting-started …paste * [Good habits](/docs/claude-tag/users/good-habits.md): how to write tasks that finish * [Set up routines](/docs/claude-tag/users/proactivity.md): once a task works, have Claude run it on its o… Good habits for working with Claude Tag Claude Documentation · in the page claude-tag/users/good-habits …ery task a definition of done, and pick the right channel. See how to write tasks Claude can finish and how to keep many threads reviewable. > [!NOTE] > > Claude Tag is in public beta. Features and b… Choose the model Claude Tag uses Claude Documentation · in the page claude-tag/users/models …cknowledges the switch still names the previous model, because Claude writes it before the switch takes effect; the new model appears in the footer of the reply after it. If the session can't switch t…