Copilot CLI Release Notes
Last updated: Apr 7, 2026
- Apr 7, 2026
- Date parsed from source:Apr 7, 2026
- First seen by Releasebot:Apr 7, 2026
1.0.20
Copilot CLI adds OpenTelemetry help monitoring, smoother streaming, persistent /yolo state, and better Azure OpenAI BYOK defaults.
2026-04-07
- Add copilot help monitoring topic with OpenTelemetry configuration details and examples
- Spinner stays active until background agents and shell commands finish, and user input remains available throughout
- Azure OpenAI BYOK defaults to the GA versionless v1 route when no API version is configured
- Reduce UI sluggishness during live response streaming
- /yolo and --yolo now behave identically and /yolo state persists across /restart
- Apr 7, 2026
- Date parsed from source:Apr 7, 2026
- First seen by Releasebot:Apr 7, 2026
1.0.20-1
Copilot CLI ships pre-release 1.0.20-1.
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- Apr 7, 2026
- Date parsed from source:Apr 7, 2026
- First seen by Releasebot:Apr 7, 2026
1.0.20-0
Copilot CLI adds help monitoring, keeps the spinner active, defaults BYOK to v1, smooths streaming, and aligns /yolo behavior.
Added
Add copilot help monitoring topic with OpenTelemetry configuration details and examples
Improved
Spinner stays active until background agents and shell commands finish, and user input remains available throughout
Azure OpenAI BYOK defaults to the GA versionless v1 route when no API version is configured
Reduce UI sluggishness during live response streaming
/yolo and --yolo now behave identically and /yolo state persists across /restart
Original source Report a problem - Apr 6, 2026
- Date parsed from source:Apr 6, 2026
- First seen by Releasebot:Apr 6, 2026
1.0.19
Copilot CLI adds persistent /mcp toggles, richer OpenTelemetry monitoring, and fixes for plugin hooks, custom agents, auto-connect, and timelines.
2026-04-06
- /mcp enable and /mcp disable now persist across sessions
- OpenTelemetry monitoring: subagent spans now use INTERNAL span kind, and chat spans include a github.copilot.time_to_first_chunk attribute (streaming only)
- Plugin hook scripts with missing execute permissions now run correctly on macOS
- Custom agent is properly restored when resuming a session where the agent display name differs from its filename
- Skip IDE auto-connect when session is already in use by another client
- Slash command timeline entries now include the command name (e.g., "Review", "Plan") for better context
- Apr 6, 2026
- Date parsed from source:Apr 6, 2026
- First seen by Releasebot:Apr 6, 2026
1.0.19-0
Copilot CLI improves session handling, timeline context, macOS hook script permissions, and custom agent restoration.
Improved
Skip IDE auto-connect when session is already in use by another client
Slash command timeline entries now include the command name (e.g., "Review", "Plan") for better context
Fixed
Plugin hook scripts with missing execute permissions now run correctly on macOS
Custom agent is properly restored when resuming a session where the agent display name differs from its filename
Original source Report a problem - Apr 4, 2026
- Date parsed from source:Apr 4, 2026
- First seen by Releasebot:Apr 4, 2026
1.0.18
Copilot CLI adds a Critic agent, better session resume grouping, quieter permissions, and new async notification hooks.
2026-04-04
- New Critic agent automatically reviews plans and complex implementations using a complementary model to catch errors early (available in experimental mode for Claude models)
- Session resume picker correctly groups sessions by branch and repository on first use
- preToolUse hook permissionDecision 'allow' now suppresses the tool approval prompt
- Add notification hook event that fires asynchronously on shell completion, permission prompts, elicitation dialogs, and agent completion
- Apr 3, 2026
- Date parsed from source:Apr 3, 2026
- First seen by Releasebot:Apr 3, 2026
1.0.17
Copilot CLI adds built-in skills, faster session picking, and HTTPS redirect URI fallback for OAuth flows.
2026-04-03
Built-in skills are now included with the CLI, starting with a guide for customizing Copilot cloud agent's environment
MCP OAuth flows now support HTTPS redirect URIs via a self-signed certificate fallback, improving compatibility with OAuth providers that require HTTPS (e.g., Slack)
/resume session picker loads significantly faster, especially with large session histories
Original source Report a problem - Apr 2, 2026
- Date parsed from source:Apr 2, 2026
- First seen by Releasebot:Apr 2, 2026
1.0.16-1
Copilot CLI pre-releases 1.0.16-1 for early testing.
- Apr 2, 2026
- Date parsed from source:Apr 2, 2026
- First seen by Releasebot:Apr 1, 2026
- Modified by Releasebot:Apr 2, 2026
1.0.16
Copilot CLI ships improved MCP and SQL handling, with prompt tags hidden when SQL tools are excluded, clearer tool details in timelines, reliable server reconnects and reloads, a new PermissionRequest hook for scripted approvals, and BYOK Anthropic now respecting maxOutputTokens.
2026-04-02
SQL prompt tags no longer appear when sql tool is excluded via excludedTools or availableTools
MCP tool calls display tool name and parameter summary in the timeline
MCP server reconnects correctly with valid authentication when the working directory changes
Add PermissionRequest hook to allow scripts to programmatically approve or deny tool permission requests
Remove deprecated marketplaces repository setting (use extraKnownMarketplaces instead)
MCP servers load correctly after login, user switch, and /mcp reload
BYOK Anthropic provider now respects the configured maxOutputTokens limit
Remove deprecated marketplaces repository setting (use extraKnownMarketplaces instead)
Original source Report a problem - Apr 1, 2026
- Date parsed from source:Apr 1, 2026
- First seen by Releasebot:Apr 1, 2026
1.0.15
Copilot CLI ships broader MCP and OAuth management, adds device code flow for headless and CI use, and introduces /mcp auth plus re-authentication support. It also improves session sharing, navigation, config naming, startup behavior, and Windows clipboard image pasting.
2026-04-01
- Remove support for gpt-5.1-codex, gpt-5.1-codex-mini, and gpt-5.1-codex-max models
- Copilot mascot now blinks with subtle eye animations in interactive mode
- User switcher and /user list display accounts in alphabetical order
- Add mcp.config.list, mcp.config.add, mcp.config.update, and mcp.config.remove server RPCs for managing persistent MCP server configuration
- Add device code flow (RFC 8628) as a fallback for MCP OAuth in headless and CI environments
- Add /mcp auth command and re-authentication UI for MCP OAuth servers with account switching support
- Add postToolUseFailure hooks for tool errors and make postToolUse run only after successful tool calls
- Add /share html command to export sessions and research reports as self-contained interactive HTML files
- Autopilot no longer continues after pressing Escape or Ctrl+C to cancel
- Keystrokes typed while the CLI is loading are no longer lost
- Large tool output preview shows correct character count and up to 500 characters
- Add Home/End and Page Up/Page Down navigation to the diff viewer
- CLI exits immediately after a session ends instead of waiting up to 10 seconds
- Config settings askUser, autoUpdate, storeTokenPlaintext, logLevel, skillDirectories, and disabledSkills now use camelCase names (snake_case still accepted)
- Many settings keys now prefer camelCase names (snake_case names still work)
- Ctrl+D no longer queues a message; use Ctrl+Q or Ctrl+Enter to queue
- MCP servers that are slow to connect no longer block the agent from starting
- Pasting images from the Windows clipboard now works in WSL environments