DeepSeek
DeepSeek Harness CLI
1 day since its last release · 0.2.2-rc.2 ·
DeepSeek Harness is an AI coding tool from DeepSeek. Its latest release is 0.2.2-rc.2, released on 11 Nov 2026. It shipped 7 releases in the last 30 days, and we have tracked 18 since 17 Aug 2026.
- Latest
- 0.2.2-rc.2
- 11 Nov 2026
- Last 30 days
- 7
- releases
- Usual gap
- ~5d
- between releases
- Tracked
- 18
- since 17 Aug 2026
- Homepage
- deepseek.com/harness
Releases per month
last 12 months- Dec
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- 4 Aug
- 7 Sep
- 5 Oct
- 2 Nov
Release history
18 releasesReleases 16
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Code review in Git worktrees, nested named subagents and AgentTeam
- Git Worktree review by branch, commit and file type, with GitHub reviews, viewed-file progress and branch updates in the app
- SubAgents can be named and nested in multiple levels, and AgentTeam can be turned on per session with a shared member and task panel
- Web search now defaults to DeepSeek Search API, and older providers and custom settings need migrating
- Agent terminals now show in the sidebar and you can take over by typing; model retry settings are now configurable
- Custom model providers support the native Gemini API; desktop adds stable and development update channels
-
Better phone and tablet support, Git worktree sessions and six new languages
- Improved phone and tablet support, with better on-screen keyboard handling, navigation and narrow-screen layouts
- Experimental change requests and worktrees run sessions in separate Git worktrees, with local and PR diff review
- Interface now available in Japanese, Spanish, French, German, Russian and Brazilian Portuguese
- Experimental subagentoar plugin hands independent tasks to a local Codex or Claude CLI
- Minimum Node.js version raised to 24.9, and read-before-write file checks are now off by default
-
Adds More menus for browsing and creating plugins
- New More menus in the left sidebar, conversation views and right sidebar for browsing and creating plugins
- Fixes New Session losing an unsent draft after switching sessions
- The DeepSeek API key adapter now updates its model list the same way as account sign-in
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Adds DeepSeek-V4.1-Flash-1017 and DeepSeek Search and Fetch APIs
- Support for the DeepSeek-V4.1-Flash-1017 model
- Support for DeepSeek Search and Fetch APIs, which can be enabled in Web Search settings
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Custom plugin sources, plugin creation by Agent, and many fixes
- Discover and install plugins from custom plugin index sources, with Claude Code and Codex bundles installable on demand
- New Let Agent create a plugin entry opens Creator mode with your draft kept
- Experimental plugins added: Git Worktrees, reasoning translation, Developer Tools bundle and a Claude Code Mods compatibility layer
- Sent messages are scanned for keys and tokens, which are masked by default; Web can bind to a chosen address with native HTTPS and --public-url
- Breaking changes: API key precedence changed, the both tool mode and runtime invariant plugins removed, Azure provider renamed to azure
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Bundled dsh command on desktop, model search, and fixes
- macOS and Windows desktop apps bundle the dsh command for plugin management, no separate Node or pnpm needed; install it from the menu bar
- Model picker gets search with fuzzy matching and keyboard selection for long lists
- Files sidebar can open the current folder in a local app and remembers your choice
- Desktop launches on macOS and Linux now load the login-shell environment, so tool paths and proxies reach sessions
- Fixes for plan review not opening, duplicate shells in the terminal menu, PowerShell exit codes and Intel Mac Office skill crashes
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Web search without an API key, plugin UI polish and fixes
- Conversations using DeepSeek account models can search the web without configuring an extra API key
- Automation tasks now come from an optional plugin bundle
- Plugin management and built-in plugin screens redesigned, with better install guidance
- Windows sandbox gets a permission-diagnosis skill that offers backed-up, recoverable permission repairs
- Conversations can now continue after a tool-scheduling failure; operations with unknown outcomes are checked before retrying
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Scheduled tasks, desktop onboarding and customizable keyboard shortcuts
- Scheduled tasks: create and manage reminders, view run history, tasks survive restarts and can repeat every minute
- Desktop onboarding explains available credit and lets users choose their use case and how much work detail to show
- View, search, customize and reset keyboard shortcuts on Web and Desktop
- Tasks keep running in the background after the Desktop window is closed
- Scheduled tasks and time context are now off by default; Inspector must be installed separately
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Web terminal, plugin manager, file previews and remote SSH workspaces
- Web sidebar gains terminals with tabs, plus previews for Word, Excel, PowerPoint, CSV and TSV files and a built-in browser mode
- Plugin Manager handles install, configuration, enabling and removal, with choice of official, mirror or custom registry
- Headless mode reads tasks from stdin, resumes sessions with --session-id and emits JSON events with --json
- Run DSH locally against a remote workspace over SSH; experimental browser, Computer Use and Auto review modes added
- Breaking changes: official adapter is Messages API only, E2B backends removed, PTC packages renamed, Session logs upgraded to V4
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Feedback dialogs and tidier delivered-file cards
- Likes and dislikes are now both confirmed in a dialog before being submitted
- If feedback submission fails, a notice is shown and what you typed is kept
- Delivered-file cards have a refined layout and conversation spacing is more compact
- Code-file icons are refreshed so files are easier to recognize
-
Faster default model, file uploads and a multi-tab sidebar in Web
- New default model DeepSeek-V41-Flash, with text, image and in-history system prompt update support
- Web uploads any file type, with progress, cancel and previews; new multi-tab right Sidebar replaces the Detail panel
- Continuable subagents get message queuing, editing, Steer and Stop
- Outbound requests now honor HTTPPROXY, HTTPSPROXY, ALLPROXY and NOPROXY; Web adds Open in for editors and IDEs
- Breaking: session format moves to V3 with no downgrade; Session API, Inbox and plugin panel APIs changed
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Collapsed answer details, token usage display and richer subagent control
- Conversation stream folds process details and System prompt before each finished answer, with token usage and elapsed time shown at the end
- Full-history turn navigation lets you preview and jump to turns not yet loaded
- Subagents can pick models within authorized limits, and parents and subagents exchange follow-ups via sendmessage, replacing report
- ACP gains standard session controls, model settings, MCP, permissions and cancellation; Python SDK runtime now ships for Windows x64
- Public WebFetch is on by default with SSRF protection; the optional SQLite session backend is removed and Code Mode is renamed PTC mode
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Faster, smarter image uploads via the Files API
- The DeepSeek adapter now prefers the Files API for image uploads and reuses files that were already uploaded
- Image preprocessing now resizes and converts images automatically to the format the model requires
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New vision model for DeepSeek adapter, plus sandbox escape fix
- DeepSeek adapter adds the multimodal vision model DeepSeek-V4-Flash-Vision-Exp
- Fixes a Bubblewrap sandbox bypass where confined processes could escape restrictions via /proc/<pid>/root
- askuserquestion answers now support multiple lines, wrapping and Shift+Enter newlines
- Better responsive Markdown tables, more precise 99.x% cache-hit display and smoother subagent header navigation
- Fixes potential layout issues when editing text before an @ reference in the composer
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Image input for more commands, Claude Code and Codex subagents, faster forks
- Native image requests for DeepSeek adapters; /goal and /plan accept images, and the @ menu can reference files and sessions
- Claude Code and Codex subagents install on demand as Profile Bundles, with non-interactive permission modes and named instances
- Windows PTY terminals support a persistent PowerShell session, on by default in the Minimal preset
- SQLite storage is faster and smaller, but the new storage format is incompatible with the old one
- Fixes for oversized-image request failures, custom OpenAI-compatible gateways and lost reply prefixes after cancelling
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Plugin settings cards, subagent job panel and low reasoning effort
- Plugins can now register their own settings cards
- Codex and Claude Code subagent tasks are managed through the Job Panel
- MCP and ACP support durable image attachments, and PTC Mode forwards nested images
- DeepSeek models gain a low reasoning effort; high remains the default
- Question cards are collapsible and keep your draft; the English Code mode preset is renamed PTC mode
Smaller updates 2
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Cleaner display of thinking content in conversations
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Fixes diagnostics leaking into stdout in ACP mode