OpenCode v1.1.19: Plan Mode & GitLab Duo Support

TL;DR

• Plan mode with enter/exit tools now available
• GitLab Duo Agentic Chat provider support added
• Memory leak fixes in MCP client and state management
• Desktop IME input handling and Ask Question tool support

New

• Plan mode — Enter and exit tools for structured agent planning workflows
• GitLab Duo Agentic Chat provider — Native support for GitLab's agentic chat capabilities
• Ask Question tool (desktop) — Desktop app now supports the Ask Question tool for agent interactions
• GPT 5.2 Codex family — Added to Codex plugin for expanded model support

Fixed

• MCP client resource leaks — Close existing client before reassignment to prevent memory leaks
• State disposal — Delete key from recordsByKey on instance disposal to prevent dangling references
• Desktop IME input — Handle Shift+Enter before IME check to prevent stuck prompt input state
• MCP auth CLI — Fix duplicate radio button icon in authentication interface
• Webfetch User-Agent — Update to latest Chrome version for better compatibility
• Provider icon rendering — Revert provider icon on select model dialog in desktop app
• External directory display — Improve working directory rendering in TUI for external directory and Bash tool invocations

Improvements

• Explore agent prompt — Enhanced prompt for better exploration behavior
• Agent validation — Prevent agents from asking questions without custom context
• Provider tests — Add plugin mocks to improve test coverage

Update with: npm install opencode@1.1.19 or check the release page for your platform.

Source: OpenCode