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# Added OTLP observability export support

2026-04-08 · v1.4.0

## Improvements

- **Core:** Fixed failed web fetches leaving stale timeouts behind.
- **Core:** Improved `opencode login` transport error messages.
- **Core:** Retried Alibaba provider rate-limit errors instead of failing immediately.
- **Core:** Kept model variants scoped to the selected model.
- **Core:** Added full HTTP proxy support.
- **Core:** Fixed OpenRouter provider issues.
- **Core:** Aligned GitHub Copilot Anthropic reasoning levels and removed incorrect Qwen variants.
- **Core:** Reduced TypeScript LSP memory use by using the native project config. ([@derekbar90](https://github.com/derekbar90))
- **Terminal:** Added a keybinding option for "Switch model variant". ([@ariane-emory](https://github.com/ariane-emory))
- **Terminal:** Added PDF drag and drop for attachments. ([@gitpush-gitpaid](https://github.com/gitpush-gitpaid))
- **Terminal:** Added `opencode run --dangerously-skip-permissions` to auto-approve non-denied permission prompts.
- **Desktop:** Improved subagent sessions with clearer titles, navigation, and progress states.
- **Desktop:** Moved auto-accept permissions into Settings.
- **Desktop:** Showed full file names on attachment chips.

Released in [v1.4.0](https://github.com/anomalyco/opencode/releases/tag/v1.4.0)

Newer: [Fix `clangd` choosing `CMakeLists.txt` or `Makefile` as the project root in C and C++ workspaces](https://opencode.ai/changelog/v1.4.2) (v1.4.2)

Older: [Support Azure model options on both chat and responses paths](https://opencode.ai/changelog/v1.3.17) (v1.3.17)

[All updates](https://opencode.ai/changelog)

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If something here is wrong or missing, open an issue at https://github.com/anomalyco/opencode/issues.