What's new in Claude Code
The Claude Code changelog, summarized: 10 changes from the last 90 days (4 new, 3 breaking, 3 fix), taken from the official anthropics/claude-code GitHub releases. Latest: Claude Code v2.1.312 on Oct 27, 2026. Updated 2026-10-29 15:39 UTC.
All recent Claude Code changes
Tuesday
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Claude CodeNew
Claude Code v2.1.312
39 changes (4 added, 13 improved/changed, 22 fixed). Added oidc.user_id_claim to the Claude apps gateway, to identify people by an id_token claim other than sub , such as Microsoft Entra ID's… · Added click to send: in fullscreen, clicking the "to send now" hint under a queued message sends it right away, as its key does
github.com (official source, opens in a new tab)
Monday
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Claude CodeBreaking
Claude Code v2.1.311
92 changes (5 added, 31 improved/changed, 54 fixed). Added --hold-idle-file and --max-hold-min to self-hosted-runner , to keep an idle session while your host reports processes it left running · Added a tip for the Explanatory output style, shown when you ask Claude for explanations
github.com (official source, opens in a new tab)
Friday
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Claude CodeNew
Claude Code v2.1.310
26 changes (3 added, 8 improved/changed, 13 fixed). Added the Monitor tool and plugin monitors on Bedrock, Vertex, and Foundry, and when telemetry or nonessential traffic is disabled; long… · Changed the error for an MCP tool call that times out in a non-interactive session while the server's elicitation is unanswered: it now…
github.com (official source, opens in a new tab)
Thursday
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Claude CodeBreaking
Claude Code v2.1.309
79 changes (1 added, 15 improved/changed, 58 fixed). Changed sed -i to get the standard Bash prompt and run as written, not a simulated file-edit preview; like other Bash edits, it is no… · Changed claude ultrareview to require workspace trust: it asks on a terminal, else refuses; scripts pass --trust-workspace , which takes no…
github.com (official source, opens in a new tab) -
Claude CodeFix
Claude Code v2.1.308
1 changes (0 added, 0 improved/changed, 0 fixed). Bug fixes and reliability improvements
github.com (official source, opens in a new tab)
Wednesday
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Claude CodeNew
Claude Code v2.1.307
43 changes (4 added, 11 improved/changed, 24 fixed). Added /claude-api api-version to move Claude API code to API version 2026-10-21 · Added the claude_code.safety_event OpenTelemetry event for each tool call a permission rule, auto mode, a safety check, a hook or the…
github.com (official source, opens in a new tab) -
Claude CodeFix
Claude Code v2.1.306
2 changes (0 added, 0 improved/changed, 2 fixed). Fixed claude -p inside cloud sessions reporting "Not logged in" when started without the session's environment variables
github.com (official source, opens in a new tab)
Tuesday
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Claude CodeNew
Claude Code v2.1.305
38 changes (4 added, 11 improved/changed, 19 fixed). Added sandbox.allowNestedUserNamespaces so sandboxed commands on Linux can create user namespaces (Chromium, rootless podman); this lets… · Added CLAUDE_CODE_RETRY_WATCHDOG_USAGE_LIMIT_RECHECK_MS so unattended retry mode ( CLAUDE_CODE_RETRY_WATCHDOG ) notices a usage limit that…
github.com (official source, opens in a new tab)
Monday
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Claude CodeBreaking
Claude Code v2.1.304
76 changes (10 added, 19 improved/changed, 43 fixed). Added a transcript line when a plugin that runs first skips one of your mod's hooks, naming the event and the plugin · Added decider: "person" to a mod's tool.check answer: only the permission dialog or a host's callback can approve the ask, and it is…
github.com (official source, opens in a new tab)
Sunday
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Claude CodeFix
Claude Code v2.1.303
1 changes (0 added, 0 improved/changed, 0 fixed). Bug fixes and reliability improvements
github.com (official source, opens in a new tab)
Summaries are short excerpts of the vendor's own text; the link on each entry goes to the official source. Tags are automatic (keyword rules) and can be wrong. Claude Code is a trademark of its owner; Relay is not affiliated with it.