DeepSeek

DeepSeek is a Chinese AI company founded by Liang Wenfeng that develops large language models and a chatbot.

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DeepSeek is an AI company founded by Liang Wenfeng in Hangzhou, China, in 2023. It develops large language models, including DeepSeek-V3 and the reasoning model DeepSeek-R1. It has also released lightweight models such as V4 Flash and V4.1 Flash.

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…routes work by difficulty, sending economy tasks to cheaper models such as DeepSeek V4 Flash and balanced workloads to models such as GPT-5.6 Terra or Kimi K3.

Examples include Claude Code CLI, Codex CLI, the Codex desktop app, Vercel's Fx, DeepSeek Harness and OpenCode.

…every part of the tool as a plugin, an add-on module that can be swapped in or out, which puts it in the same "everything is a plugin" camp as DeepSeek Harness.

The coding setup draws on Claude Code, Codex, Kimi, DeepSeek, and Gemini.

DeepSeek V4 Pro identified the issue early, at turn 10, yet failed to build a working payload over the following 40 turns.


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