6 6 

7> Move a session to a new directory with /cd, let subagents spawn their own subagents, and troubleshoot a broken configuration with safe mode.7> Move a session to a new directory with /cd, let subagents spawn their own subagents, and troubleshoot a broken configuration with safe mode.

8 8 

9Releases [v2.1.166 → v2.1.176](/docs/en/changelog.md#2-1-166)9Releases [v2.1.166 → v2.1.176](https://code.claude.com/docs/en/changelog.md#2-1-166)

103 features · June 8–12103 features · June 8–12

11 11 

12Move a session with /cd12Move a session with /cd

20> /cd ../other-project20> /cd ../other-project

21```21```

22 22 

23[Commands reference](/docs/en/commands.md#all-commands)23[Commands reference](https://code.claude.com/docs/en/commands.md#all-commands)

24 24 

25Subagents can spawn subagents25Subagents can spawn subagents

26v2.1.17226v2.1.172

33> /agents33> /agents

34```34```

35 35 

36[Spawn nested subagents](/docs/en/sub-agents.md#let-subagents-spawn-their-own-subagents)36[Spawn nested subagents](https://code.claude.com/docs/en/sub-agents.md#let-subagents-spawn-their-own-subagents)

37 37 

38Troubleshoot with safe mode38Troubleshoot with safe mode

39v2.1.16939v2.1.169

46claude --safe-mode46claude --safe-mode

47```47```

48 48 

49[Test against a clean configuration](/docs/en/debug-your-config.md#test-against-a-clean-configuration)49[Test against a clean configuration](https://code.claude.com/docs/en/debug-your-config.md#test-against-a-clean-configuration)

50 50 

51Other wins51Other wins

52 52 

53[`fallbackModel`](/docs/en/model-config#fallback-model-chains) configures up to three fallback models tried in order when the primary is overloaded or unavailable, and `--fallback-model` now applies to interactive sessions tooSession titles are now generated in the language of your conversation; pin a specific one with the `language` setting`claude agents --json` adds `--all` to include completed sessions plus new `id` and `state` fields, and no longer omits blocked or newly dispatched sessionsBrowsing a marketplace's plugins in `/plugin` now has a search barNew `disableBundledSkills` setting and `CLAUDE_CODE_DISABLE_BUNDLED_SKILLS` hide bundled skills, workflows, and built-in commands from the modelDeny rules accept a glob in the tool-name position, so `"*"` denies all tools, and unknown tool names in deny rules now warn at startupAgent messaging is hardened: messages relayed via `SendMessage` from other agents no longer carry user authority, and auto mode blocks themAmazon Bedrock reads the AWS region from `~/.aws` config files when `AWS_REGION` is unset, and `/status` shows where the region came fromNew `enforceAvailableModels` managed setting makes the `availableModels` allowlist also constrain the Default modelClaude in Chrome browser tools now load in a single batched call instead of one per tool`claude update` announces the target version before downloading instead of going silentNew `footerLinksRegexes` setting adds regex-matched link badges to the footer row53[`fallbackModel`](https://code.claude.com/docs/en/model-config#fallback-model-chains) configures up to three fallback models tried in order when the primary is overloaded or unavailable, and `--fallback-model` now applies to interactive sessions tooSession titles are now generated in the language of your conversation; pin a specific one with the `language` setting`claude agents --json` adds `--all` to include completed sessions plus new `id` and `state` fields, and no longer omits blocked or newly dispatched sessionsBrowsing a marketplace's plugins in `/plugin` now has a search barNew `disableBundledSkills` setting and `CLAUDE_CODE_DISABLE_BUNDLED_SKILLS` hide bundled skills, workflows, and built-in commands from the modelDeny rules accept a glob in the tool-name position, so `"*"` denies all tools, and unknown tool names in deny rules now warn at startupAgent messaging is hardened: messages relayed via `SendMessage` from other agents no longer carry user authority, and auto mode blocks themAmazon Bedrock reads the AWS region from `~/.aws` config files when `AWS_REGION` is unset, and `/status` shows where the region came fromNew `enforceAvailableModels` managed setting makes the `availableModels` allowlist also constrain the Default modelClaude in Chrome browser tools now load in a single batched call instead of one per tool`claude update` announces the target version before downloading instead of going silentNew `footerLinksRegexes` setting adds regex-matched link badges to the footer row

54 54 

55[Full changelog for v2.1.166–v2.1.176 →](/docs/en/changelog.md#2-1-166)55[Full changelog for v2.1.166–v2.1.176 →](https://code.claude.com/docs/en/changelog.md#2-1-166)