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DeepSeek

Chinese AI lab with a free chat app, a paid API and openly released models.

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What it is

DeepSeek develops large language models and offers them through a web chat, mobile apps, a desktop app and a developer API. Its latest listed release is DeepSeek-V4.1-Flash, with native vision. Models such as V4 and R1 are published on its GitHub organization for researchers and developers. API pricing is documented on its platform site.

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