Unverified50% confidenceFactExact time
DeepSeek, LLaMA (Meta), and Mistral are all open-source models, while ChatGPT (OpenAI) and Claude (Anthropic) are closed-source models that do not publicly release model weights.
1
Sources
50%
Confidence
Long-term
Relevance
9/12/2026
First Seen
Sources
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Related Claims
UnverifiedRepresentatives of the closed-source camp include OpenAI (GPT series), Anthropic (Claude series), and Google DeepMind (Gemini series), which do not release model weights and provide services exclusively through APIs.77% similarVerifiedMainstream domestic large models including DeepSeek, Zhipu GLM, Moonshot, and Baichuan all provide OpenAI-compatible interfaces.74% similarUnverifiedOpen-weight models refer to models whose parameters are publicly released and can be run locally, but whose training data and code are not necessarily open-source; typical examples include Meta's Llama, Mistral, and DeepSeek.74% similarUnverifiedCompanies such as OpenAI, Anthropic, Google, and Meta continue to release increasingly powerful foundation models, while open-source models like Llama and Mistral have already substantially narrowed the capability gap with commercial models.74% similarUnverifiedAlthough Meta's LLaMA series, Mistral, and other models are referred to as open source, they all come with usage restriction clauses and are strictly speaking closer to open weights.73% similar
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