# deepseek [deepseek.com](https://deepseek.com/) DeepSeek is an AI research company focused on building world-leading general artificial intelligence. [DeepSeek \| Into the Unknown](https://deepseek.com/en) Researched 2026-11-11 ## Products ### DeepSeek Harness Use DeepSeek Harness to work with documents, analyze spreadsheets, write code, and schedule tasks. Extend its capabilities with composable plugins. [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) · [DeepSeek \| Into the Unknown](https://deepseek.com/en) · [Product page](https://deepseek.com/en/harness) - **Everything is a plugin**: Install plugins, or create them through chat in “Creator mode”, to extend tools, skills, and the interface. — [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) - **Complete a range of tasks**: Organize documents, analyze spreadsheets, and write code. Preview the results directly and refine them through conversation. — [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) - **Adapt to your workflow**: Start tasks anytime and run recurring work on schedule. Stay on top of progress and inspect tool call details when needed. — [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) - **Developer tools**: Inspect execution traces and detailed runtime information to troubleshoot issues with tool calls and task execution. — [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) ## Customer feedback > @grok @xai @elonmusk @Google @xai\_grok @Gemini @claudeai @deepseek\_ai @AmazonAlexa @ChatGPTapp @metaai @perplexity\_ai @GeminiApp @deepseekai @grok Again, my account has been limited. I can’t engage the same way. As of yesterday I cancelled my subscription. I’m not paying for social media, and a toy I know more about than them lol I just wish someone would recognize the value of this conversation. TGSATE👻🏍️🌪️☘️🌪️🤟💎 (@tgsate62912) · 2026-02-09T09:56:12.000Z · [X.com](https://x.com/tgsate62912/status/2020798881240322444) [DeepSeek V4.1 flash is goated.](https://reddit.com/r/opencode/comments/1xn9tn8/deepseek_v41_flash_is_goated) 2026-11-04T00:19:08.000Z · [Reddit](https://reddit.com/r/opencode/comments/1xn9tn8/deepseek_v41_flash_is_goated) [DeepSeek chat has really gone downhill for fiction writing](https://reddit.com/r/DeepSeek/comments/1xoiel3/deepseek_chat_has_really_gone_downhill_for) Excerpt: I used to love DeepSeek for fiction writing. The web version was genuinely so good, and it was one of the few AI tools that made writing stories enjoyable. 2026-11-05T13:17:40.000Z · [Reddit](https://reddit.com/r/DeepSeek/comments/1xoiel3/deepseek_chat_has_really_gone_downhill_for) [10$ DeepSeek API + DSH vs OpenCode Go — Which Gives More Usage?](https://reddit.com/r/DeepSeek/comments/1xq3mwc/10_deepseek_api_dsh_vs_opencode_go_which_gives) Excerpt: whether $10 spent directly on the DeepSeek API would provide more practical usage than the $10 OpenCode Go subscription. 2026-11-07T10:52:12.000Z · [Reddit](https://reddit.com/r/DeepSeek/comments/1xq3mwc/10_deepseek_api_dsh_vs_opencode_go_which_gives) [i jailbroke deepseek](https://reddit.com/r/AIJailbroken/comments/1xm1nkm/i_jailbroke_deepseek) 2026-11-02T16:21:14.000Z · [Reddit](https://reddit.com/r/AIJailbroken/comments/1xm1nkm/i_jailbroke_deepseek) [Deepseek alone accounted for 53% of all (27 trillion) tokens on Openrouter yesterday. Open-weights labs totaling over 75% now](https://reddit.com/r/LocalLLaMA/comments/1xnz8ct/deepseek_alone_accounted_for_53_of_all_27) 2026-11-04T20:39:28.000Z · [Reddit](https://reddit.com/r/LocalLLaMA/comments/1xnz8ct/deepseek_alone_accounted_for_53_of_all_27) [Deepseek v4.1 flash is now good enough to undertake huge engineering tasks autonomously](https://reddit.com/r/DeepSeek/comments/1xofu2a/deepseek_v41_flash_is_now_good_enough_to) 2026-11-05T11:01:22.000Z · [Reddit](https://reddit.com/r/DeepSeek/comments/1xofu2a/deepseek_v41_flash_is_now_good_enough_to) [Has anyone used DeepSeek? Is it actually worth it?](https://reddit.com/r/DeepSeek/comments/1t2bp5f/has_anyone_used_deepseek_is_it_actually_worth_it) Excerpt: I’ve been checking out DeepSeek and it looks pretty powerful, but I’d like to hear real opinions. Has anyone here used it? What’s your experience ... [Reddit](https://reddit.com/r/DeepSeek/comments/1t2bp5f/has_anyone_used_deepseek_is_it_actually_worth_it) [Is Deepseek really that good? : r/OpenAI](https://reddit.com/r/OpenAI/comments/1i94fwc/is_deepseek_really_that_good) Excerpt: Is deepseek really that good compared to chatgpt?? It seems like I see it everyday in my reddit, talking about how it is an alternative to chatgpt or whatnot... [Reddit](https://reddit.com/r/OpenAI/comments/1i94fwc/is_deepseek_really_that_good) [DeepSeek AI Blog: Model Updates, API Pricing & Guides (2026)](https://ai.g2.com/event_tracking/external_clicks?label=resource_link&token=eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaEpJaUZvZEhSd2N6b3ZMM2QzZHk1a1pXVndjMlZsYXk1aGFTOWliRzluQmpvR1JWUT0iLCJleHAiOm51bGwsInB1ciI6ImV4dGVybmFsX2NsaWNrX3JlZGlyZWN0In19--474c30d7d37f664f78a4d4828c9865379e7a90dc) Excerpt: DeepSeek Harness Explained: The Open-Source, Plugin-First Alternative to Claude Code. A free, MIT-licensed coding agent runtime built on Cordis, ... [Review sites](https://ai.g2.com/event_tracking/external_clicks?label=resource_link&token=eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaEpJaUZvZEhSd2N6b3ZMM2QzZHk1a1pXVndjMlZsYXk1aGFTOWliRzluQmpvR1JWUT0iLCJleHAiOm51bGwsInB1ciI6ImV4dGVybmFsX2NsaWNrX3JlZGlyZWN0In19--474c30d7d37f664f78a4d4828c9865379e7a90dc) [DeepSeek Harness: Is the Fastest-Growing Repo Worth It?](https://chaseai.io/blog/deepseek-harness-worth-the-hype) Excerpt: DeepSeek Harness hit 167K GitHub stars in a week. Here's how the everything-is-a-plugin coding tool works and whether it beats Claude Code. [Web](https://chaseai.io/blog/deepseek-harness-worth-the-hype) [DeepSeek Harness Architecture and Security Review (2026)](https://contextosai.com/blog/deepseek-harness-architecture-security-review) Excerpt: DeepSeek Harness is easy to misread as another coding agent with a web UI, shell, sessions, subagents, skills, and plugins. [Web](https://contextosai.com/blog/deepseek-harness-architecture-security-review) [DeepSeek Harness developer preview](https://news.ycombinator.com/item?id=49285244) Excerpt: Hi I'm one of the authors of DeepSeek Harness. It's just an early developer preview version we're presenting in MIT license currently. [Web](https://news.ycombinator.com/item?id=49285244) [So I took Deepseek V4.1 Flash for a spin maybe 2 weeks ...](https://news.ycombinator.com/item?id=49899103) Excerpt: So I took Deepseek V4.1 Flash for a spin maybe 2 weeks ago now (before Luna 6 and Sol 6 were announced), and I racked up $100+ in about 2-3 days. [Web](https://news.ycombinator.com/item?id=49899103) ## Marketing & Ads Ads have not been collected for this company. ## New pages Archive dates show when an archived copy was found, not when the page was published. ### [DeepSeek Harness for desktop](https://deepseek.com/en/download) - First archived 2026-09-29 — [Internet Archive · earliest successful HTML capture](https://web.archive.org/web/20260929121247/https://www.deepseek.com/en/download/) ### [DeepSeek HarnessReady to use. Right now.](https://deepseek.com/en/harness) - First archived 2026-09-29 — [Internet Archive · earliest successful HTML capture](https://web.archive.org/web/20260929121236/https://www.deepseek.com/en/harness/) ### [Into the Unknown](https://deepseek.com/en) - First archived 2024-03-25 — [Internet Archive · earliest successful HTML capture](https://web.archive.org/web/20240325121401/https://www.deepseek.com/en) ## Contact ### Email - [service@deepseek.com](mailto:service@deepseek.com) — [Source](https://www.deepseek.com/en/) - [security@deepseek.com](mailto:security@deepseek.com) — [Source](https://www.deepseek.com/en/) ## Sources 1. [DeepSeek \| Into the Unknown](https://deepseek.com/en) — deepseek.com · Retrieved 2026-11-11 2. [DeepSeek \| Download DeepSeek](https://deepseek.com/en/download) — deepseek.com · Retrieved 2026-11-11 3. [DeepSeek Harness \| Explore the limits of intelligence](https://deepseek.com/en/harness) — deepseek.com · Retrieved 2026-11-11 4. [Public post by TGSATE👻🏍️🌪️☘️🌪️🤟💎 (@tgsate62912)](https://x.com/tgsate62912/status/2020798881240322444) — x.com · Retrieved 2026-11-11 --- JTMWYD — Just tell me what you do.