Definition
Plain language
A Chinese AI lab known for releasing powerful open-weight models.
As stated in the literature
A Chinese AI research organization that has released competitive open-weight foundation models including the DeepSeek-V and R series.
Also called: DeepSeek R1, DeepSeek-R1, DeepSeek V3, DeepSeek V3.1, DeepSeek V3.2, DeepSeek V4, DeepSeek V4 Pro
Why it matters: Its open-weight releases reshape the global research landscape by giving labs without frontier budgets a serious starting point.
For example, DeepSeek-R1's release made strong reasoning-model weights freely downloadable, sparking a wave of fine-tunes and follow-up research.
Heard on the show
“They tested two models, ChatGPT and DeepSeek.”Episode 210 — Same Website Request, Different Code — The Bias You Can't See