2026-03-11
- Add
session.shell.execandsession.shell.killRPC methods for executing shell commands with streaming stdout/stderr output - Custom agents from --plugin-dir plugins now load correctly in ACP mode
- Adaptive color engine with dynamic color modes and interactive theme picker. Gracefully degrades on limited-color terminals and Windows
- MCP OAuth re-authentication works reliably when callback port changes or when using Microsoft Entra ID
- Replace /pr open with /pr view [local|web] to view PR status locally or open in browser
- Enables OpenTelemetry instrumentation for observability into agent sessions, LLM calls, and tool executions
- Extensions can now be written as CommonJS modules (extension.cjs)
- Show loaded extensions count in the Environment loaded startup message
- Support disableAllHooks flag to disable all hooks from a configuration file
- Support Azure DevOps repository identification in session logs
- Session export header renders each field on its own line in shared gists
- Auto-update now retries without authentication token on SAML enforcement errors
- Autopilot mode stops continuing after API errors instead of looping indefinitely
- Status line context window percentage no longer inflates across turns by using the last call's input and output tokens instead of cumulative totals
- Kitty keyboard protocol is properly disabled on suspend when using alternate screen
- Only show reasoning headers when it's the only reasoning text available.
- Terminal properly resets when CLI crashes, preventing shell corruption
- /update command automatically restarts to apply updates instead of requiring manual exit
- OAuth authentication now handles Microsoft Entra ID and other OIDC servers reliably with proper resource indicators and refresh token support
- Show individual instruction file names in /instructions picker with [external] labels for injected files
- Path permission dialog offers a one-time approval option in addition to adding the path to the allowed list
- Add --reasoning-effort CLI flag to set reasoning effort level
- Hooks can now request user confirmation before tool execution with 'ask' permission decision
- Add configure-copilot sub-agent for managing MCP servers, custom agents, and skills via the task tool
- Interactive shell initialization no longer times out on slow machines
- Faster shell commands on Windows by skipping PowerShell profile loading
- Improve CLI help documentation to use standard --option=value format and comma-separated list syntax