OpenCode v1.18.8

OpenCode v1.18.8 was released on .

Summary

Core Improvements - Improved compatibility with newer MCP servers and OAuth flows. Bugfixes - Reconnects MCP servers after expired SDK sessions, including concurrent requests. - Honors configured M...

Release Context

  • This was the 169th OpenCode release of 2026 tracked by Havoptic.
  • It shipped 1 day after OpenCode v1.18.7 (July 27, 2026).

Shipped around the same time

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Release Notes

Core Improvements - Improved compatibility with newer MCP servers and OAuth flows. Bugfixes - Reconnects MCP servers after expired SDK sessions, including concurrent requests. - Honors configured MCP OAuth callback ports in mcp debug. - Stops sending deprecated sampling defaults to newer Gemini models. Desktop Improvements - Added a shortcut to open the project selector in new sessions. Bugfixes - Tab keyboard navigation now follows the visible tab order. - Opening files now expands Windows folders with trailing separators. - Server status uses blue when an integration needs attention. - Provider connection state now refreshes immediately after changes. - Linux packages now install AppStream metadata. (@develop7) - Local desktop runs now use the channel database. - Prevents freezes when closing projects from the home view. - Prevents the right panel from freezing the session view while loading. Thank you to 2 community contributors: - @OpeOginni: - fix(core): correct MCP environment field in built-in skill (39175) - @develop7: - fix(desktop): install AppStream metainfo in Linux packages (36872)

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