7> Opus 5 becomes the default Opus model, Claude Code Desktop adds an iOS Simulator pane, and the Claude Security plugin scans your code for vulnerabilities.7> Opus 5 becomes the default Opus model, Claude Code Desktop adds an iOS Simulator pane, and the Claude Security plugin scans your code for vulnerabilities.

8 8 

9<div className="digest-meta">9<div className="digest-meta">

10 <span>Releases <a href="/docs/docs/en/changelog#2-1-214">v2.1.214 → v2.1.219</a></span>10 <span>Releases <a href="/docs/en/changelog#2-1-214">v2.1.214 → v2.1.219</a></span>

11 <span>3 features · July 20–24</span>11 <span>3 features · July 20–24</span>

12</div>12</div>

13 13 

17 <span className="digest-feature-pill">new model</span>17 <span className="digest-feature-pill">new model</span>

18 </div>18 </div>

19 19 

20 <p className="digest-feature-lede">Claude Opus 5 is the new default Opus model in Claude Code. It's the default on Max, Team Premium, Enterprise pay-as-you-go, and the Anthropic API, and on Claude Platform on AWS, Amazon Bedrock, and Google Cloud's Agent Platform. On the Anthropic API and on Max, Team, and Enterprise plans, Opus 5 runs with a <a href="/docs/docs/en/model-config#extended-context">1M-token context window</a>; on Amazon Bedrock and Google Cloud's Agent Platform, select the 1M model variant. Fast mode moves to Opus 5 at \$10/\$50 per MTok. Requires v2.1.219 or later.</p>20 <p className="digest-feature-lede">Claude Opus 5 is the new default Opus model in Claude Code. It's the default on Max, Team Premium, Enterprise pay-as-you-go, and the Anthropic API, and on Claude Platform on AWS, Amazon Bedrock, and Google Cloud's Agent Platform. On the Anthropic API and on Max, Team, and Enterprise plans, Opus 5 runs with a <a href="/docs/en/model-config#extended-context">1M-token context window</a>; on Amazon Bedrock and Google Cloud's Agent Platform, select the 1M model variant. Fast mode moves to Opus 5 at \$10/\$50 per MTok. Requires v2.1.219 or later.</p>

21 21 

22 <Frame>22 <Frame>

23 <video autoPlay muted loop playsInline className="w-full" src="https://mintcdn.com/claude-code/N3yEaTYPXMXFrF6k/images/whats-new/opus-5.mp4?fit=max&auto=format&n=N3yEaTYPXMXFrF6k&q=85&s=8536b1cb3180e539008f39930403e47b" data-path="images/whats-new/opus-5.mp4" />23 <video autoPlay muted loop playsInline className="w-full" src="https://mintcdn.com/claude-code/N3yEaTYPXMXFrF6k/images/whats-new/opus-5.mp4?fit=max&auto=format&n=N3yEaTYPXMXFrF6k&q=85&s=8536b1cb3180e539008f39930403e47b" data-path="images/whats-new/opus-5.mp4" />

29 > /model claude-opus-529 > /model claude-opus-5

30 ```30 ```

31 31 

32 <a className="digest-feature-link" href="/docs/docs/en/model-config#available-models">Model configuration</a>32 <a className="digest-feature-link" href="/docs/en/model-config#available-models">Model configuration</a>

33</div>33</div>

34 34 

35<div className="digest-feature">35<div className="digest-feature">

50 > Build the app and run it in the simulator to check the onboarding flow.50 > Build the app and run it in the simulator to check the onboarding flow.

51 ```51 ```

52 52 

53 <a className="digest-feature-link" href="/docs/docs/en/desktop-ios-simulator#run-your-app-in-the-simulator">Test iOS apps in the simulator</a>53 <a className="digest-feature-link" href="/docs/en/desktop-ios-simulator#run-your-app-in-the-simulator">Test iOS apps in the simulator</a>

54</div>54</div>

55 55 

56<div className="digest-feature">56<div className="digest-feature">

67 > /plugin install claude-security@claude-plugins-official67 > /plugin install claude-security@claude-plugins-official

68 ```68 ```

69 69 

70 <a className="digest-feature-link" href="/docs/docs/en/claude-security#scan-and-fix-your-codebase">Scan and fix your codebase</a>70 <a className="digest-feature-link" href="/docs/en/claude-security#scan-and-fix-your-codebase">Scan and fix your codebase</a>

71</div>71</div>

72 72 

73<div className="digest-wins">73<div className="digest-wins">

74 <p className="digest-wins-title">Other wins</p>74 <p className="digest-wins-title">Other wins</p>

75 75 

76 <div className="digest-wins-grid">76 <div className="digest-wins-grid">

77 <div><a href="/docs/docs/en/code-review#review-a-diff-locally"><code>/code-review</code></a> now runs as a background subagent with its own context window, so review work stays out of your conversation and the findings arrive when it completes</div>77 <div><a href="/docs/en/code-review#review-a-diff-locally"><code>/code-review</code></a> now runs as a background subagent with its own context window, so review work stays out of your conversation and the findings arrive when it completes</div>

78 <div><code>/verify</code>, <code>/code-review</code>, and <code>/deep-research</code> run only when you invoke them; Claude no longer launches them on its own</div>78 <div><code>/verify</code>, <code>/code-review</code>, and <code>/deep-research</code> run only when you invoke them; Claude no longer launches them on its own</div>

79 <div><a href="/docs/docs/en/interactive-mode#emoji-shortcodes">Emoji shortcodes</a> autocomplete in the prompt input: type <code>:heart:</code> to insert an emoji, or two or more characters after <code>:</code> for suggestions; turn it off with <code>emojiCompletionEnabled</code></div>79 <div><a href="/docs/en/interactive-mode#emoji-shortcodes">Emoji shortcodes</a> autocomplete in the prompt input: type <code>:heart:</code> to insert an emoji, or two or more characters after <code>:</code> for suggestions; turn it off with <code>emojiCompletionEnabled</code></div>

80 <div>Skills with <code>context: fork</code> <a href="/docs/docs/en/skills#run-skills-in-a-subagent">run in the background</a> by default, and <code>background: false</code> in the skill's frontmatter waits for the result in the same turn</div>80 <div>Skills with <code>context: fork</code> <a href="/docs/en/skills#run-skills-in-a-subagent">run in the background</a> by default, and <code>background: false</code> in the skill's frontmatter waits for the result in the same turn</div>

81 <div>A session runs up to 20 subagents concurrently by default; change the <a href="/docs/docs/en/sub-agents#concurrent-subagent-limit">limit</a> with <code>CLAUDE\_CODE\_MAX\_CONCURRENT\_SUBAGENTS</code></div>81 <div>A session runs up to 20 subagents concurrently by default; change the <a href="/docs/en/sub-agents#concurrent-subagent-limit">limit</a> with <code>CLAUDE\_CODE\_MAX\_CONCURRENT\_SUBAGENTS</code></div>

82 <div>`--max-budget-usd` now enforces the cap on subagents: once spend reaches it, Claude can't start more and running background subagents stop</div>82 <div>`--max-budget-usd` now enforces the cap on subagents: once spend reaches it, Claude can't start more and running background subagents stop</div>

83 <div>New <a href="/docs/docs/en/sandboxing#disable-filesystem-isolation"><code>sandbox.filesystem.disabled</code></a> setting skips filesystem isolation while keeping network egress control</div>83 <div>New <a href="/docs/en/sandboxing#disable-filesystem-isolation"><code>sandbox.filesystem.disabled</code></a> setting skips filesystem isolation while keeping network egress control</div>

84 <div>In auto mode, the checks for dangerous <code>rm</code> commands, background jobs, and suspicious Windows paths no longer open permission dialogs; the auto-mode classifier adjudicates them instead</div>84 <div>In auto mode, the checks for dangerous <code>rm</code> commands, background jobs, and suspicious Windows paths no longer open permission dialogs; the auto-mode classifier adjudicates them instead</div>

85 <div>Bash permission checks fail closed on more shell forms, including file-descriptor redirects, Zsh variable subscripts in <code>\[\[ ]]</code> comparisons, <code>help</code> and <code>man</code> invocations that could run unsafe options, and commands over 10,000 characters</div>85 <div>Bash permission checks fail closed on more shell forms, including file-descriptor redirects, Zsh variable subscripts in <code>\[\[ ]]</code> comparisons, <code>help</code> and <code>man</code> invocations that could run unsafe options, and commands over 10,000 characters</div>

86 <div><a href="/docs/docs/en/fast-mode">Fast mode</a> no longer supports Opus 4.7: <code>/fast</code> now applies to Opus 5 and Opus 4.8</div>86 <div><a href="/docs/en/fast-mode">Fast mode</a> no longer supports Opus 4.7: <code>/fast</code> now applies to Opus 5 and Opus 4.8</div>

87 <div>Long-running tool calls emit a periodic progress heartbeat instead of going silent</div>87 <div>Long-running tool calls emit a periodic progress heartbeat instead of going silent</div>

88 </div>88 </div>

89</div>89</div>