Changelog

New updates and improvements to OpenCode

1. Jul 27, 2026v1.18.6

   Fixes

   Fixes

   • CoreFixed branch-specific repository caches so refreshing one reference no longer moves another branch checkout.
2. Jul 24, 2026v1.18.5

   Improve Claude adaptive thinking handling across more response shapes

   Fixes

   • CoreAvoid OpenAI Responses phase handling that could break some conversations.
   • CorePreserve grep symlink paths in search results.@remixz
   • CorePreserve Mistral reasoning history across turns.
   • CoreStabilize Mistral prompt caching.
   • CoreUse the correct prompt cache keys for each SDK.
   • CoreFix MiniMax M3 thinking variant selection.
3. Jul 20, 2026v1.18.4

   Reduce OpenAI provider header timeouts during slow connection setup

   Improvements

   • CoreUse adaptive thinking controls for Kimi models on Anthropic-compatible providers, with summarized reasoning output by default.@chouqin

   Fixes

   • CoreRespect provider-defined reasoning options instead of falling back to the wrong reasoning controls.
   • CoreRestore Azure Cognitive Services endpoint support for Azure-hosted models.
4. Jul 16, 2026v1.18.3

   Added an Up Arrow shortcut to close the subagent picker when the first item is selected

5. Jul 15, 2026v1.18.2

   Improved default reasoning depth for Meta models

   Fixes

   • CoreStopped subagents from launching nested subagents by default, with a configurable subagent_depth limit when needed.
6. Jul 13, 2026v1.17.20

   Updated Azure AI support for GPT-5.6

   Fixes

   • CoreRemoved an obsolete Codex workaround that could interfere with OpenAI Luna Responses Lite requests.
7. Jul 13, 2026v1.17.19

   Supported OpenAI pro reasoning mode

   Fixes

   • CoreDisabled response storage by default for xAI Responses.@geraint0923
   • CoreAdded OAuth support for Luna Responses Lite.
   • CoreSwitched to another available org after logging out in the console.
   • CoreUsed Codex context limits for GPT-5.6 over OAuth.@nabilfreeman
   • TerminalForwarded CLI environment variables to the TUI worker.
8. Jul 9, 2026v1.17.18

   Add a model-specific system prompt for Meta Muse Spark

   Fixes

   • CorePrevent crashes and bad pricing data when GitHub Copilot returns models with a zero billing batch size.
9. Jul 9, 2026v1.17.17

   Improved Meta model handling for reasoning variants and provider requests

10. Jul 9, 2026v1.17.16

    Exposed reasoning effort variants for Grok models

    Fixes

    • CoreImproved xAI prompt cache routing and PDF file support in Responses models.