Core

Bugfixes

• Fixed project-scoped bus events so file watcher and update notifications reach the right instance.
• Fixed custom LSP servers not sending refresh events after they initialize.
• Hid background subagent task instructions unless experimental background mode is enabled.

TUI

Improvements

• Made Markdown H1 headings easier to distinguish.

Thank you to 1 community contributor:

• @necropheus:
  • docs: update README.es.md (#27739)

Core

Bugfixes

• Reduced wasted work when reading very large files after output truncation.

TUI

Bugfixes

• Fixed async commands losing the active instance context, which could break agent generation and GitHub-driven runs.

Core

Improvements

• Reduced unnecessary prompting around shell, task, and todo flows.

Bugfixes

• Fixed sync events not reaching project-scoped subscribers in injected instances.

TUI

Improvements

• Newly pinned sessions now stay at the end of the pinned list instead of jumping to the top.

Bugfixes

• Fixed opencode run --agent resolving project-local agents.

Thank you to 1 community contributor:

• @gigamonster256:
  • feat(nix): add opencode-electron derivation (#16163)

Core

Improvements

• Clarified how to recover when the npm package is installed without its native binary.

Bugfixes

• Avoid duplicate consecutive entries in prompt history.
• Show full config validation errors during TUI startup instead of a generic failure.
• Fixed npm installs so the CLI can recover and fetch the right native binary on more setups.
• Fixed multiline @ mentions in prompts.
• Preserved custom tool metadata from Zod schemas.
• Preserved custom tool argument descriptions in generated schemas.
• Fixed file watching in repos where .git is a symlink. (@kagura-agent)

TUI

Improvements

• Added a collapsed thinking view that can be expanded inline.
• Added pinned sessions with quick-switch slots in the session picker.

Bugfixes

• Fixed thinking mode defaults so reasoning starts collapsed consistently.
• Limited session quick-switching to pinned sessions.
• Fixed Markdown table rendering in chat output.

Thank you to 1 community contributor:

• @kagura-agent:
  • fix(watcher): resolve symlinked .git path before subscribing (#27016)

Core

Improvements

• Added an Effect-based core event system for more complete event delivery across sessions and integrations.

Bugfixes

• Ignored invalid exports in custom tool modules instead of failing tool loading.
• Ignored project instruction lookup errors so sessions keep loading when project instruction discovery fails.
• Fixed versioned event projector lookups so event replay uses the right handlers.

Desktop

Improvements

• Auto-hide the menu bar on Linux and Windows. (@shi-gg)

Bugfixes

• Fixed archived sessions being reprocessed when their archive state did not change.

SDK

Bugfixes

• Restored missing event types in the JavaScript SDK, including session and message events.

Thank you to 1 community contributor:

• @shi-gg:
  • feat(desktop): auto-hide menu bar on Linux and Windows (#27618)

Core

Improvements

• Added experimental background subagents so tasks can keep running while you continue working.
• Added the required billing origin header for NVIDIA endpoints. (@nv-kasikritc)

Bugfixes

• Fixed worktree creation requests that omitted the POST body.
• Fixed sessions getting stuck with interrupted assistant messages after cancellation.
• Fixed repeated auto-compaction in sessions after compaction reordered messages.
• Updated LiteLLM compatibility to require v1.85.0-rc.2+ for current GPT-5 and tool-call behavior. (@Sameerlite)
• Fixed truncated shell output streams closing cleanly.
• Stopped exposing internal named defect details from the HTTP API.
• Fixed Azure gpt-5.5 requests through the completions API. (@frederiknsgo)
• Restored automatic image resizing for oversized image attachments.

TUI

Bugfixes

• Preserved text selection when clicking question prompt options. (@nikhil-patel-whatnot)

Desktop

Improvements

• Added MCP connection status for client registration and authentication, with direct re-auth flows in the app. (@OpeOginni)

Bugfixes

• Fixed Windows app detection by reading where output correctly.

Extensions

Bugfixes

• Fixed DigitalOcean OAuth to request only the GenAI scopes it needs. (@Spherrrical)

Thank you to 7 community contributors:

• @nikhil-patel-whatnot:
  • fix(tui): preserve text selection on question prompt options (#24988)
• @frederiknsgo:
  • fix: bug encountered when using azure gpt-5.5 w/ completions api (#26222)
• @OpeOginni:
  • feat(desktop): add mcp client registration status and authentication handling (#27525)
• @Sameerlite:
  • fix(provider): remove LiteLLM workarounds ported upstream, requires LiteLLM v1.85.0-rc.2+ (#26819)
• @bo-tato:
  • docs(app): stale reference to removed multi-edit tool (#27579)
• @Spherrrical:
  • fix(plugin): scope digitalocean oauth to genai (#27599)
• @nv-kasikritc:
  • feat(provider): add NVIDIA endpoints origin header (#27394)

Core

Bugfixes

• Kept HTTP event streams open after the initial connect event so subscribers continue receiving instance updates.
• Returned proper busy errors when a session is already running prompt or shell work.
• Let invalid small_model config values fall back cleanly instead of breaking small-model selection.
• Improved missing-model errors with suggestions across CLI and typed callers.

TUI

Improvements

• Restored markdown rendering for session output by default.

SDK

Improvements

• Added instance.directory and instance.workspace query support to the v2 model and provider calls.

Core

Improvements

• Added the v2 model and provider listing API.
• Added DigitalOcean OAuth and Inference Router support. (@Spherrrical)
• Create a global opencode.jsonc automatically when no config exists.
• Enable customize-opencode by default with a linked full schema.
• Autocomplete configured @mentions in prompts.
• Parse fenced Markdown code blocks in patch diffs by default.

Bugfixes

• Fix keymap fallback priority and make TUI config errors clearer.
• Restore model suggestions for unloaded providers and missing models.
• Preserve layered permission rule order in config merges. (@asuffield)
• Preserve attachments returned by custom tools.
• Keep recent turns after compaction instead of folding them into the summary.
• Fix prompt cursor movement and mentions for wide characters.
• Prevent duplicate submits from creating empty phantom sessions.
• Keep compacted tail history when forking a session.
• Return proper busy-session errors from the HTTP API.

TUI

Improvements

• Add pinned recent sessions, quick slots, and recent-session cycling.

Bugfixes

• Restore non-interactive run exit behavior.
• Make the websearch provider label update reactively. (@NormallyGaussian)
• Reduce flicker when switching workspaces.
• Fix run --json output draining.
• Fix prompt history and line up/down commands.

Desktop

Improvements

• Add Ctrl/Cmd+number shortcuts to switch projects.
• Remember whether the todo dock is collapsed.
• Restore AppStream metadata in Linux desktop builds.

Bugfixes

• Show clearer wrapped server errors in the app. (@OpeOginni)
• Use the login shell when loading desktop environment variables. (@qwq202)
• Remember the selected model variant when switching sessions or projects.
• Open the next available project when closing the current one.
• Prevent streamed Markdown from being cut off.

Thank you to 5 community contributors:

• @NormallyGaussian:
  • fix(tui): make websearch provider label reactive (#26943)
• @Spherrrical:
  • feat(plugin): add DigitalOcean OAuth + Inference Routers (#26095)
• @asuffield:
  • fix: preserve permission ordering by accepting a layered array (#23214)
• @qwq202:
  • fix(desktop): resolve login shell when loading env (#26449)
• @OpeOginni:
  • fix(app): enhance error handling by unwrapping SDK-wrapped errors in formatServerError (#27061)

Core

Improvements

• Preserve original image attachments instead of resizing them before sending them to the model

Core

Bugfixes

• Restored prompt editing keybindings in the TUI textarea, including aliases like esc and enter
• Model changes now persist reliably across session activity
• HTTP API schema validation errors now return a readable 400 response body

Improvements

• Scout can now materialize configured reference repositories up front so they are ready to search
• Large image attachments are now auto-resized before sending, with configurable size limits

TUI

• File and directory paths now render relative to the session directory when possible