OpenCode v1.18.12 Changelog
What changed in OpenCode CLI v1.18.12, released 2026-08-04 β explained in plain English.
TLDR
- The app runs smoother, especially when you paste big images or files into it.
- Searching for your saved projects is much easier and more reliable.
- Fixed a glitch that broke the AI's "deep thinking" mode on Microsoft Azure.
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This update is mostly about polishing the desktop app so it feels faster and less glitchy. If you use OpenCode on your computerβespecially if you work with large images or use Microsoft's Azure cloud for AIβyou'll notice a much smoother experience.
Improvements
- Less lag with big files: If you paste a large image or document into your draft, the text box won't freeze or slow down while you type.
- Better project search: When you try to open a recent project, the search bar now looks through *all* your saved projects instead of just the first five.
Fixes
- Azure "thinking" mode fixed: When using Microsoft Azure's advanced GPT-5.5+ models, asking the AI to use deep reasoning (a feature that makes the AI think longer to solve harder problems) was causing the request to fail completely. This is now fixed.
- Cleared old error messages: If the AI got stuck on an error but then started working again, the old error message would sometimes get left behind in your chat history. The app now wipes these away automatically.
- Stopped outdated settings from loading: The app was trying to read old, outdated setup files (legacy config) when talking to newer servers, which caused confusing glitches. It now ignores those old files.
- Removed confusing guides: Outdated instructions about an old "vouch system" were removed from the documentation thanks to a community member.
How to upgrade
Update to OpenCode v1.18.12 by running:
npm install -g opencode-ai
This is our plain-language summary. Read the complete, official notes on the OpenCode official changelog β.
