OpenCode v1.2.8
OpenCode v1.2.8 was released on .
Summary
Core - Support adaptive thinking for Claude Sonnet 4.6 (@tctev) TUI - Add custom tool and MCP call responses that are visible and collapsible (@yanosh-k) Desktop - Black screen on launch with sidec...
Release Context
- This was the 41st OpenCode release of 2026 tracked by Havoptic.
- It shipped the same day as OpenCode v1.2.7 (February 19, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Zed v0.224.11 (February 21, 2026)
- GitHub Copilot CLI v0.0.414 (February 21, 2026)
- Devin Desktop v1.9552.25 (February 21, 2026)
- GitHub Copilot CLI v0.0.413 (February 20, 2026)
- Claude Code v2.1.50 (February 20, 2026)
Compare OpenCode
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- OpenCode vs GitHub Copilot CLI
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- OpenCode vs Devin
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- OpenCode vs GitHub Copilot in VS Code
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Release Notes
Core - Support adaptive thinking for Claude Sonnet 4.6 (@tctev) TUI - Add custom tool and MCP call responses that are visible and collapsible (@yanosh-k) Desktop - Black screen on launch with sidecar server fixed - Clear todos on abort Thank you to 2 community contributors: - @yanosh-k: - feat(tui): add custom tool and mcp call responses visible and collapsable (10649) - @tctev: - feat(opencode): support adaptive thinking for claude sonnet 4.6 (14283)
Other Recent OpenCode Releases
- v1.19.3 (October 16, 2026)
- v1.19.2 (October 16, 2026)
- v1.19.1 (October 15, 2026)
- v1.19.0 (October 11, 2026)
- v1.18.35 (October 6, 2026)
Upgrading from v1.2.8? See all 159 releases since.
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