Claude Code 2.1.316
Opus 4.8 fast mode is removed on November 30, and the release adds a subagent effort setting, an ultrathink switch and gateway budget options.
Every Claude Code update in one feed — release notes, features and changes, straight from the source.
72 updates
Opus 4.8 fast mode is removed on November 30, and the release adds a subagent effort setting, an ultrathink switch and gateway budget options.
Version 2.1.314 adds a setting to block writes outside working directories, gateway group routing, and idle compaction in VS Code and Claude Desktop.
Claude Code 2.1.312 lets the apps gateway use claims like Entra ID's oid and fixes file overwrites, skill lookup and PDF reads.
Version 2.1.311 adds idle-hold flags for self-hosted runners and fixes freezes, stalled edits, interrupts and a 1M-context error on long requests.
Version 2.1.310 brings Monitor to Bedrock, Vertex and Foundry, and fixes gateway failures, over-eager file cleanup and a Windows hook bypass.
Version 2.1.309 closes gaps in sandboxing, Bash permission checks, MCP config protection and worktree isolation on macOS and Linux.
Version 2.1.308 of Anthropic's coding tool is a maintenance release, and its changelog lists no individual fixes.
Version 2.1.306 fixes a false "Not logged in" error for claude -p in cloud sessions and a misleading "prompt is too long" error with many MCP tools.
The release adds an API version migration command and a safety-event telemetry signal, plus fixes for MCP connections on macOS and Linux.
Version 2.1.305 adds a Linux sandbox option for user namespaces and a retry-mode usage limit recheck, and fixes a tool search failure on Vertex and Bedrock.
The release adds a person-only approval option for mod tool checks and brings /auto-mode-setup to Bedrock, Vertex and Foundry.
Claude Code 2.1.303 is a maintenance update, and its changelog entry lists only bug fixes and reliability improvements without further detail.
The release adds a model setting for client-side auto mode and an idle compaction toggle, and warns that standalone Claude Design closes December 14, 2026.
Version 2.1.301 adds a usage-limit wait cap for unattended retries, a vim bracket motion and more OpenTelemetry fields, plus several fixes.
Idle terminal conversations of 200K or more tokens now compact before the one-hour prompt cache expires.
Mods can display prompt-only text and switch agent views, while telemetry now separates cache writes by lifetime.
The release also adds larger file reads, Desktop gateway policy controls and fixes for managed hooks.
Instruction-based hooks get fixes for blocked actions and checks that keep Claude working when it should continue.
Hooks can block actions on failure, supported terminals can report task status, and cloud gateway upstreams gain routing controls.
Haiku 5.5 brings a 1M context window, while fixes address queued messages, context compaction and Chrome connections.
The update fixes dropped permission prompt answers in cloud sessions and lost messages when quitting.
The update adds one-step marketplace plugin installs, sub-agent effort controls and new mod hooks.
Plugin authors get richer permission-check data, while terminal users can attach to sessions using part of a name.
The release fixes permission checks and plugin loading, speeds up large file views and rolls back a VSCode change linked to frequent sign-outs.
Prompt recovery with Up after Ctrl+C, a configurable findings limit for /code-review, and timeout fixes for non-interactive sessions and subagents.
Version 2.1.287 adds Claude Mods for deeper plugin control, a built-in "You should know" mod, an agents view filter and an MCP config change.
Version 2.1.286 adds a "2 of 5" count to stacked permission prompts and fixes session resume, login and cloud session bugs.
Claude Code 2.1.285 adds a provider allowlist, a WebFetch off switch and a desktop hand-off flag, plus new plugin configuration commands.
Sonnet 5.5 becomes the default Sonnet on the Anthropic API with 1M context, alongside spend-limit dollar amounts and a new MCP reconnect command.
Claude Code 2.1.283 adds gateway hint headers, model allow/deny controls for admins, and a CLAUDE.md prompt audit command.