245 pages for preview.

event-deltas Claude Developer Platform · in the page managed-agents/event-deltas --- title: Preview responses with event deltas url: https://platform.claude.com/docs/en/managed-agents/event-deltas description: Render the agent's response text as a live preview while the model is s… events-and-streaming Claude Developer Platform · in the page managed-agents/events-and-streaming …etes. To render the text while the model is still generating it, see [Preview responses with event deltas](https://platform.claude.com/docs/en/managed-agents/event-deltas). ### Reconnect without miss… mcp-connector Claude Developer Platform · in the page managed-agents/mcp-connector …ally written to a file in the sandbox. The model receives a truncated preview with the file path and can read the full content from there. ## Provide authentication at session creation When starting… overview Claude Developer Platform · in the page managed-agents/overview …ude.com/docs/en/managed-agents/dreams) are in a more limited research preview. [Request access](https://claude.com/form/claude-managed-agents) to enable them. Claude Managed Agents is stateful by des… reference Claude Developer Platform · in the page managed-agents/reference …</Tab> <Tab title="Event deltas"> Event deltas are stream-only preview events. They are emitted on stream connections (session-level or per-thread) that opt in with the `event_deltas` (curl: `e… session-observability Claude Developer Platform · in the page managed-agents/session-observability …the agent summarizes what it did and what it found. * **Troubleshoot previews:** If a stream that opts in to event deltas doesn't behave as you expect, see [Troubleshoot previews](https://platform.cl… session-threads Claude Developer Platform · in the page managed-agents/session-threads …me `event_deltas[]` parameter as the session-level stream, so you can preview a subagent's text as the model generates it. A connection previews only the thread it's reading: a child thread's previews… tools Claude Developer Platform · in the page managed-agents/tools …/docs/en/managed-agents/environments). The model receives a truncated preview with the file path and can read the full content from there. ## Configuring the toolset Enable the full toolset with `ag… overview Claude Developer Platform · in the page release-notes/overview …rm.claude.com/docs/en/build-with-claude/fast-mode) is out of research preview for Claude Opus 5.5, and you no longer need to request access. Requests to Claude Opus 5.5 no longer require the `fast-mod… claude-haiku-3-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-3-5 …de Code', which is an agentic command line tool available in research preview. 'Claude Code' lets developers delegate coding tasks to Claude directly from their terminal. More information can be found… claude-haiku-4-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-4-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-haiku-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-haiku-5-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-opus-4 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4 …de Code', which is an agentic command line tool available in research preview. 'Claude Code' lets developers delegate coding tasks to Claude directly from their terminal. More information can be found… claude-opus-4-8 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-4-8 …y be accurate. Claude Opus 4.8 is also preceded by the Claude Mythos Preview, the most advanced frontier model. Claude Mythos Preview is not available to the public due to cybersecurity concerns and… claude-opus-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-opus-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-opus-5-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-sonnet-3-7 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-3-7 …de Code', which is an agentic command line tool available in research preview. 'Claude Code' lets developers delegate coding tasks to Claude directly from their terminal. More information can be found… claude-sonnet-4 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-4 …de Code', which is an agentic command line tool available in research preview. 'Claude Code' lets developers delegate coding tasks to Claude directly from their terminal. More information can be found… claude-sonnet-4-6 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-4-6 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-sonnet-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… claude-sonnet-5-5 Claude Developer Platform · in the page release-notes/system-prompts/claude-sonnet-5-5 …hropic's new Mythos tier. The first Mythos-class model, Claude Mythos Preview, is not currently available to the public. It is currently being used by a small number of trusted organizations as part o… overview Claude Developer Platform · in the page resources/overview …mentation of Claude Opus 4.7. </Card> <Card title="Claude Mythos Preview System Card" icon="file" href="https://www.anthropic.com/claude-mythos-preview-system-card"> Detailed documentation of… increase-consistency Claude Developer Platform · in the page test-and-evaluate/strengthen-guardrails/increase-consistency …s not supported on Claude 4.6 and later models and [Claude Mythos Preview](https://anthropic.com/glasswing) . Use [structured outputs](https://platform.claude.com/docs/en/build-with-claude/… reduce-prompt-leak Claude Developer Platform · in the page test-and-evaluate/strengthen-guardrails/reduce-prompt-leak …ng is not supported on Claude 4.6 and later models and [Claude Mythos Preview](https://anthropic.com/glasswing).) <Accordion title="Example: Safeguarding proprietary analytics"> Notice that this sy… Agent SDK reference - Python Claude Code CLI · in the page agent-sdk/python …": str, # Explanation of what this option means "preview": str | None, # Preview content rendered when the option is focused } ], "multiSe… Work with sessions Claude Code CLI · in the page agent-sdk/sessions …> The experimental [V2 session API](/docs/en/agent-sdk/typescript-v2-preview.md), which provided `createSession()` with a `send` / `stream` pattern, was removed in TypeScript Agent SDK 0.3.142. Use t… Agent SDK reference - TypeScript Claude Code CLI · in the page agent-sdk/typescript …their state at the specified user message. Pass `{ dryRun: true }` to preview changes. Requires `enableFileCheckpointing: true`. See [File checkpointing](/docs/en/agent-sdk/file-checkpointing.md) | |… Handle approvals and user input Claude Code CLI · in the page agent-sdk/user-input …choices, each with `label` and `description`. TypeScript: optionally `preview`. See [Option previews](#option-previews-typescript). | | `multiSelect` | If `true`, users can select multiple options |… Manage multiple agents with agent view Claude Code CLI · in the page agent-view …docs/en/claude-projects.md). > [!NOTE] > > Agent view is in research preview. The interface and keyboard shortcuts may change as the feature evolves. ## Quick start This walkthrough covers the core… Run agents in parallel Claude Code CLI · in the page agents …ions running in the background, opened with `claude agents`. Research preview | You have several independent tasks and want to hand them off, check status at a glance, and step in only when one needs… Best practices for Claude Code Claude Code CLI · in the page best-practices …structure by default * [Agent view](/docs/en/agent-view.md): research preview. Run `claude agents` to dispatch sessions that keep running in the background and watch them from one screen * [Agent team… Claude Code changelog Claude Code CLI · in the page changelog …he standard Bash prompt and run as written, not a simulated file-edit preview; like other Bash edits, it is no longer restored by `/rewind` * Changed `claude ultrareview` to require workspace trust: i… Push events into a running session with channels Claude Code CLI · in the page channels …can react while you're away. > [!NOTE] > > Channels are in [research preview](#research-preview). They require Anthropic authentication through claude.ai or a Console API key, and are not available o… Channels reference Claude Code CLI · in the page channels-reference …ating, and permission relay. > [!NOTE] > > Channels are in [research preview](/docs/en/channels.md#research-preview). Team and Enterprise organizations must [explicitly enable them](/docs/en/channels… Explore the .claude directory Claude Code CLI · in the page claude-directory …tches the path, the command prints an error and exits with status 1. Preview the plan without deleting anything: ```bash theme={null} claude purge ~/work/my-repo --dry-run ``` The plan lists each m… claude-tag Claude Code CLI · in the page claude-tag …t:hidden"] { display: none !important; } /* Tooltips and link-preview popovers can get captured mid-render. */ [role="tooltip"], [data-radix-popper-content-wrapper] { display: none !im… CLI reference Claude Code CLI · in the page cli-reference …Omit `[path]` to pick from an interactive list. Flags: `--dry-run` to preview, `-y`/`--yes` to skip confirmation, `-i`/`--interactive` to confirm each item, `--all` for every project. See [Clear local… Code Review Claude Code CLI · in the page code-review …t analysis of your full codebase <Note> Code Review is in research preview, available for [Team and Enterprise](https://claude.ai/admin-settings/claude-code) subscriptions. It is not available for… Commands Claude Code CLI · in the page commands …nd gives you the command that confirms the import. Add `--dry-run` to preview without writing anything, or `--yes` to skip the interactive picker. Not available on Amazon Bedrock, Google Cloud's Agent… Let Claude use your computer from the CLI Claude Code CLI · in the page computer-use …hout leaving your terminal. > [!NOTE] > > Computer use is a research preview on macOS that requires a Pro or Max plan. It is not available on Team or Enterprise plans. It requires an interactive sess… Explore the context window Claude Code CLI · in the page context-window …ran. Output over 10,000 characters is saved to a file; Claude gets a preview and the file path instead.', link: '/en/hooks-guide' }, { t: 0.62, kind: 'claude', label: 'Edit auth.tes… Message your other Claude Code sessions Claude Code CLI · in the page cross-session-messaging …e arrives, Claude Code shows it in the conversation as a dim one-line preview, and the preview line stays in the conversation afterward. The preview carries the sender's name and the first line of the… Desktop application Claude Code CLI · in the page desktop …puter use, Dispatch sessions from your phone, visual diff review, app previews, PR monitoring, connectors, and enterprise configuration. In the Claude Desktop app, Claude Code is the **Code** tab. Th… Claude Desktop on Linux (beta) Claude Code CLI · in the page desktop-linux …, visual diff review, an integrated terminal and editor, and live app preview. See [Use Claude Code Desktop](/docs/en/desktop.md) for the feature reference. ## Requirements * A Debian-based distribu… Get started with the desktop app Claude Code CLI · in the page desktop-quickstart …range your workspace](/docs/en/desktop.md#arrange-your-workspace). **Preview your app.** When you run your dev server in the desktop, your app opens in the Browser pane, which can also [open external… Environment variables Claude Code CLI · in the page env-vars …`1` to enable [fullscreen rendering](/docs/en/fullscreen), a research preview that reduces flicker and keeps memory flat in long conversations. Overrides the [`tui`](/docs/en/settings-reference#tui) s… Speed up responses with fast mode Claude Code CLI · in the page fast-mode …Code by toggling fast mode. > [!NOTE] > > Fast mode is in [research preview](#research-preview). The feature, pricing, and availability may change based on feedback. Fast mode is a high-speed confi… Fullscreen rendering Claude Code CLI · in the page fullscreen …ong conversations. > [!NOTE] > > Fullscreen rendering is a [research preview](#research-preview). Whether you [start in fullscreen or in the classic renderer](#fullscreen-by-default) depends on your… Glossary Claude Code CLI · in the page glossary …channel. Telegram, Discord, and iMessage are included in the research preview. Learn more: [Channels](/docs/en/channels.md) ### Checkpoint A restore point created at each prompt you send that start… Hooks reference Claude Code CLI · in the page hooks …ile in the session directory and replaces it with the file path and a preview of up to the first 2,000 characters. A large valid Bash result is handled the same way, described under [Output limits](/d…