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Sweep 06 Nov 2026 · 01:32Z Build v2.1.319 537 read Stable v2.1.311 Latest v2.1.318 Next v2.1.319 Feeds RSS JSON llms.txt llms-full.txt Unofficial
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What has changed since

An entry is only as true as the day it was written.

Flags move on the server after a release ships. Anthropic's own notes land days later and their documentation later still. Sometimes an entry turns out to be wrong and gets corrected by hand. All of that is recorded against the entry it happened to, and this is the whole of it in the order it happened.

Nothing here replaces an entry. Every line links to the page its release published, still saying what that release said, because a correction is added and dated rather than swapped in.

Events22,542dated, and never edited afterwards
Newestthe last time anything moved
Flag readings moved17,190a reading is one sample, for one account
Documentation arrived5,242a docs edit touched an entry's names
WhenEntryWhat happened
v2.1.285run_in_background Documentation arrivedAnthropic's documentation has since written up run_in_background, on Hooks reference.
the line in the docs

| `status` | string | `"completed"` | `"completed"` for foreground subagents, `"async_launched"` for background subagents. Subagents run in the background by default, so an Agent call that omits `run_in_background` also produces `"async_la…

v2.1.285run_in_background Documentation arrivedAnthropic's documentation has since written up run_in_background, on Hooks reference.
the line in the docs

| `status` | string | `"completed"` | `"completed"` for foreground subagents, `"async_launched"` for background subagents. Subagents run in the background by default, so an Agent call that omits `run_in_background` also produces `"async_la…

v2.1.285run_in_background Documentation arrivedAnthropic's documentation has since written up run_in_background, on Hooks reference.
the line in the docs

| `status` | string | `"completed"` | `"completed"` for foreground subagents, `"async_launched"` for background subagents. Subagents run in the background by default, so an Agent call that omits `run_in_background` also produces `"async_la…

v2.1.285run_in_background Documentation arrivedAnthropic's documentation has since written up run_in_background, on Hooks reference.
the line in the docs

| `status` | string | `"completed"` | `"completed"` for foreground subagents, `"async_launched"` for background subagents. Subagents run in the background by default, so an Agent call that omits `run_in_background` also produces `"async_la…

v2.1.269/goal Documentation arrivedA small documentation edit on Keep Claude working toward a goal touched a line naming /goal after this was published.
the line in the docs

The `/goal` command sets a completion condition and Claude keeps working toward it without you prompting each step. After each turn, a model checks whether the condition holds. If the model judges it not yet met, Claude starts another turn…

v2.1.283/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.280/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.273/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.265/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.260/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.260/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.260/diff Documentation arrivedA small documentation edit on Fullscreen rendering touched a line naming /diff after this was published.
the line in the docs

In fullscreen rendering, [`/diff`](/docs/en/interactive-mode#review-changes-with-%2Fdiff) opens a panel beside the conversation, so you can watch the changes accumulate while Claude works. [Diff panel](/docs/en/interactive-mode#diff-panel)…

v2.1.286awsAuthRefresh Documentation arrivedA small documentation edit on Claude Code on Claude Platform on AWS touched a line naming awsAuthRefresh after this was published.
the line in the docs

If your SSO credentials expire mid-session, configure [`awsAuthRefresh`](/docs/en/amazon-bedrock#advanced-credential-configuration) so Claude Code re-runs your login command and retries instead of failing. Add the command to your [settings…

v2.1.286awsAuthRefresh Documentation arrivedA small documentation edit on Claude Code on Claude Platform on AWS touched a line naming awsAuthRefresh after this was published.
the line in the docs

If your SSO credentials expire mid-session, configure [`awsAuthRefresh`](/docs/en/amazon-bedrock#advanced-credential-configuration) so Claude Code re-runs your login command and retries instead of failing. Add the command to your [settings…

v2.1.286awsAuthRefresh Documentation arrivedA small documentation edit on Claude Code on Claude Platform on AWS touched a line naming awsAuthRefresh after this was published.
the line in the docs

If your SSO credentials expire mid-session, configure [`awsAuthRefresh`](/docs/en/amazon-bedrock#advanced-credential-configuration) so Claude Code re-runs your login command and retries instead of failing. Add the command to your [settings…

v2.1.286awsAuthRefresh Documentation arrivedA small documentation edit on Claude Code on Claude Platform on AWS touched a line naming awsAuthRefresh after this was published.
the line in the docs

If your SSO credentials expire mid-session, configure [`awsAuthRefresh`](/docs/en/amazon-bedrock#advanced-credential-configuration) so Claude Code re-runs your login command and retries instead of failing. Add the command to your [settings…

v2.1.281/cd Documentation arrivedAnthropic's documentation has since written up /cd, on Manage sessions.
the line in the docs

You can run `claude --resume <session-id>` from any directory, so you can resume a session that started elsewhere or moved with [`/cd`](/docs/en/commands). Claude Code looks for the ID in this order:

v2.1.277/cd Documentation arrivedAnthropic's documentation has since written up /cd, on Manage sessions.
the line in the docs

You can run `claude --resume <session-id>` from any directory, so you can resume a session that started elsewhere or moved with [`/cd`](/docs/en/commands). Claude Code looks for the ID in this order:

v2.1.277/cd Documentation arrivedAnthropic's documentation has since written up /cd, on Manage sessions.
the line in the docs

You can run `claude --resume <session-id>` from any directory, so you can resume a session that started elsewhere or moved with [`/cd`](/docs/en/commands). Claude Code looks for the ID in this order:

v2.1.284autoMemoryEnabled Documentation arrivedAnthropic's documentation has since written up autoMemoryEnabled, on How Claude remembers your project.
the line in the docs

To toggle it, open `/memory` in a session and use the auto memory toggle, which saves `autoMemoryEnabled` to your user settings at `~/.claude/settings.json`.

v2.1.284/recap Documentation arrivedAnthropic's documentation has since written up /recap, on Error reference.
the line in the docs

| `/recap only runs when you ask for it yourself in this session` | [Command-line errors](#recap-only-runs-when-you-ask-for-it-yourself) |

v2.1.286_meta Documentation arrivedAnthropic's documentation has since written up _meta, on Agent SDK reference - TypeScript.
the line in the docs

* An MCP tool whose `structuredContent` serializes to more than 1,048,576 characters of JSON: Claude Code leaves `structuredContent` off `tool_use_result` and sets `structuredContentOmitted: true` in its place, so your application can tell…

v2.1.280inline_pastes Documentation arrivedAnthropic's documentation has since written up inline_pastes, on Agent SDK reference - TypeScript.
the line in the docs

Set `inline_pastes` to tell Claude Code which parts of `message.content` the user pasted rather than typed, one string per paste. The prompt text stays where the user put it. Claude Code may wrap each listed paste in `<pasted_content>` tag…

v2.1.280inline_pastes Documentation arrivedAnthropic's documentation has since written up inline_pastes, on Agent SDK reference - TypeScript.
the line in the docs

Set `inline_pastes` to tell Claude Code which parts of `message.content` the user pasted rather than typed, one string per paste. The prompt text stays where the user put it. Claude Code may wrap each listed paste in `<pasted_content>` tag…

v2.1.280inline_pastes Documentation arrivedAnthropic's documentation has since written up inline_pastes, on Agent SDK reference - TypeScript.
the line in the docs

Set `inline_pastes` to tell Claude Code which parts of `message.content` the user pasted rather than typed, one string per paste. The prompt text stays where the user put it. Claude Code may wrap each listed paste in `<pasted_content>` tag…

v2.1.281mcpServers Documentation arrivedAnthropic's documentation has since written up mcpServers, on Agent SDK reference - TypeScript.
the line in the docs

* An in-process server you created with [`createSdkMcpServer()`](#createsdkmcpserver), whether you passed it in `mcpServers` or with `setMcpServers()`: disconnecting it and removing its tools requires Claude Code v2.1.286 or later. Disabli…

v2.1.285/resume Documentation arrivedA small documentation edit on Continue local sessions from any device with Remote Control touched a line naming /resume after this was published.
the line in the docs

* **Some commands are local-only**: commands that only run in the terminal interface, such as `/plugin` or `/resume`, work only from the local CLI, whether or not you pass an argument. `/claude-api` is also unavailable when you type it fro…

v2.1.284/mcp reconnect all Documentation arrivedAnthropic's documentation has since written up /mcp reconnect all, on Connect Claude Code to tools via MCP.
the line in the docs

To retry every server that failed or needs authentication, run `/mcp reconnect all`. In the interactive terminal this requires Claude Code v2.1.284 or later, and earlier versions print `MCP server "all" not found` there.

v2.1.284/mcp reconnect all Documentation arrivedAnthropic's documentation has since written up /mcp reconnect all, on Connect Claude Code to tools via MCP.
the line in the docs

To retry every server that failed or needs authentication, run `/mcp reconnect all`. In the interactive terminal this requires Claude Code v2.1.284 or later, and earlier versions print `MCP server "all" not found` there.

v2.1.284strictPluginOnlyCustomization Documentation arrivedA small documentation edit on Control MCP server access for your organization touched a line naming strictPluginOnlyCustomization after this was published.
the line in the docs

| [`strictPluginOnlyCustomization`](/docs/en/settings-reference#strictpluginonlycustomization) is `true` or includes `mcp`, and the user runs `claude mcp add` | [`Cannot add MCP server: your organization's managed settings allow only MCP s…

v2.1.267ANTHROPIC_BETAS Documentation arrivedAnthropic's documentation has since written up ANTHROPIC_BETAS, on Claude Code gateway compatibility guide.
the line in the docs

* Header values and body fields developers add themselves through [`ANTHROPIC_BETAS`](/docs/en/env-vars) or [`CLAUDE_CODE_EXTRA_BODY`](/docs/en/env-vars)

v2.1.260ANTHROPIC_BETAS Documentation arrivedAnthropic's documentation has since written up ANTHROPIC_BETAS, on Claude Code gateway compatibility guide.
the line in the docs

* Header values and body fields developers add themselves through [`ANTHROPIC_BETAS`](/docs/en/env-vars) or [`CLAUDE_CODE_EXTRA_BODY`](/docs/en/env-vars)

v2.1.284/rate-limit-options Documentation arrivedAnthropic's documentation has since written up /rate-limit-options, on Interactive mode.
the line in the docs

Press `Esc` at an empty prompt, or `Ctrl+C`, while the lines show, or run [`/rate-limit-options`](/docs/en/commands#all-commands) and pick **Don't continue automatically**. Claude Code confirms with a line that starts `Automatic continue c…

v2.1.284/usage-credits Documentation arrivedAnthropic's documentation has since written up /usage-credits, on Interactive mode.
the line in the docs

Either line can carry more after these words, such as a help link on the first or `/usage-credits to continue now` on the second. When the wait starts on its own, the conversation also records it with a line that reads `Usage limit reached…

v2.1.284strictPluginOnlyCustomization Documentation arrivedAnthropic's documentation has since written up strictPluginOnlyCustomization, on Error reference.
the line in the docs

You ran `claude mcp add` or `claude mcp add-json` while your organization's managed settings set [`strictPluginOnlyCustomization`](/docs/en/settings-reference#strictpluginonlycustomization) to `true` or to a list that includes `mcp`. With …

v2.1.285context_management Documentation arrivedAnthropic's documentation has since written up context_management, on Error reference.
the line in the docs

Claude Code sends beta-only fields such as `context_management` alongside an `anthropic-beta` header that enables them. When a gateway forwards the body but drops the header, the API sees fields it doesn't recognize.

v2.1.265muted Documentation arrivedA small documentation edit on Troubleshoot Claude Tag setup touched a line naming muted after this was published.
the line in the docs

* A notice that begins `:mute: Claude is muted in this thread` means the thread is muted and the session isn't stuck. Selecting the thumbs-down button under one of Claude's replies mutes the thread and posts that notice.

v2.1.265muted Documentation arrivedA small documentation edit on Troubleshoot Claude Tag setup touched a line naming muted after this was published.
the line in the docs

* A notice that begins `:mute: Claude is muted in this thread` means the thread is muted and the session isn't stuck. Selecting the thumbs-down button under one of Claude's replies mutes the thread and posts that notice.

v2.1.281CLAUDE_CODE_AUTO_MODE_SERVER Documentation arrivedA small documentation edit on Choose a permission mode touched a line naming CLAUDE_CODE_AUTO_MODE_SERVER after this was published.
the line in the docs

To skip asking the server and always use Claude Code's own classifier requests, set [`CLAUDE_CODE_AUTO_MODE_SERVER=0`](/docs/en/env-vars). On a direct connection to the Anthropic API, the variable requires Claude Code v2.1.281 or later. Se…

v2.1.286/login Documentation arrivedAnthropic's documentation has since written up /login, on Error reference.
the line in the docs

* Run `/login` at the Claude Code prompt to sign in again

v2.1.286sparsePaths Documentation arrivedAnthropic's documentation has since written up sparsePaths, on Use Claude Code in the cloud.
the line in the docs

* **A linked worktree with a sparse checkout**: `git sparse-checkout` writes settings to the worktree's own `config.worktree` file, which the upload doesn't accept, so a worktree that has those settings isn't uploaded, and neither is one C…

v2.1.286claude --cloud Documentation arrivedAnthropic's documentation has since written up claude --cloud, on Use Claude Code in the cloud.
the line in the docs

When you run `claude --cloud` from a repository that has no git remote, or from a github.com repository that the Claude GitHub App isn't installed on, Claude Code bundles your local repository and uploads it directly to the cloud session. …

v2.1.259CLAUDE_CODE_SESSION_ACCESS_TOKEN Documentation arrivedA small documentation edit on Customize sessions in self-hosted environments touched a line naming CLAUDE_CODE_SESSION_ACCESS_TOKEN after this was published.
the line in the docs

| `CLAUDE_CODE_SESSION_ACCESS_TOKEN` | The session JWT, prefixed `sk-ant-cc-`. Its `act` claim identifies the session creator, with the creator's email when the creating surface recorded it. The value is the token at spawn time; refreshes …

v2.1.265ui.invalidate Documentation arrivedA small documentation edit on Draw in the interface with a mod touched a line naming ui.invalidate after this was published.
the line in the docs

Claude Code throttles redraws of a site, so your mod can call `$.ui.invalidate` as often as its data changes. For how often each site can redraw, see the [limits table](/docs/en/plugins/mods/reference#limits).

v2.1.259ui.invalidate Documentation arrivedA small documentation edit on Draw in the interface with a mod touched a line naming ui.invalidate after this was published.
the line in the docs

Claude Code throttles redraws of a site, so your mod can call `$.ui.invalidate` as often as its data changes. For how often each site can redraw, see the [limits table](/docs/en/plugins/mods/reference#limits).

v2.1.282prompt.fill Documentation arrivedAnthropic's documentation has since written up prompt.fill, on Test a mod.
the line in the docs

A stub for a mods API call returns an object with a `value` field, which holds what the call resolves to in your mod: `{ value: 7 }` makes `$.store.get` resolve to `7`. A stub for one of Claude Code's events, such as [`turn.step`](/docs/en…

v2.1.275prompt.fill Documentation arrivedAnthropic's documentation has since written up prompt.fill, on Test a mod.
the line in the docs

A stub for a mods API call returns an object with a `value` field, which holds what the call resolves to in your mod: `{ value: 7 }` makes `$.store.get` resolve to `7`. A stub for one of Claude Code's events, such as [`turn.step`](/docs/en…

v2.1.268prompt.fill Documentation arrivedAnthropic's documentation has since written up prompt.fill, on Test a mod.
the line in the docs

A stub for a mods API call returns an object with a `value` field, which holds what the call resolves to in your mod: `{ value: 7 }` makes `$.store.get` resolve to `7`. A stub for one of Claude Code's events, such as [`turn.step`](/docs/en…

v2.1.269prompt.submit Documentation arrivedAnthropic's documentation has since written up prompt.submit, on Test a mod.
the line in the docs

* **`$`**: the test's own `$`, which acts as Claude Code. It isn't the [mods API](/docs/en/plugins/mods/reference#mods-api-methods) that a hook receives. Each of its methods fires the event of the same name, sends it through your mod's hoo…

v2.1.269prompt.submit Documentation arrivedAnthropic's documentation has since written up prompt.submit, on Test a mod.
the line in the docs

* **`$`**: the test's own `$`, which acts as Claude Code. It isn't the [mods API](/docs/en/plugins/mods/reference#mods-api-methods) that a hook receives. Each of its methods fires the event of the same name, sends it through your mod's hoo…

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