# 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 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)

[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 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)

## 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

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Company Profiles — Just tell me what you do.

## Brand colors & fonts

Observed website styles · partial · 2026-11-11T15:37:16.760Z

- background: \#F9F8F8 (observed) — [Source](https://deepseek.com/)
- text: \#152443 (observed) — [Source](https://deepseek.com/)
- text: \#1E232C (observed) — [Source](https://deepseek.com/)

- heading: Montserrat (observed usage). Fallback: system-ui, sans-serif. Reuse rights unverified. — [Source](https://deepseek.com/)
- ui: DM Sans (observed usage). Fallback: system-ui, sans-serif. Reuse rights unverified. — [Source](https://deepseek.com/)

These are not verified official brand guidelines. Font source URLs are evidence, not a reuse license.
Rendered desktop homepage sample only; other pages, themes and states may differ.
Font families are computed CSS stacks; actual per-glyph font loading and reuse rights are unverified.
Semantic roles describe sampled elements, not an official brand guide.
Palette includes opaque RGB styles only; gradients, images and other color spaces are not sampled.