DeepSeek's latest open-source reasoning model with reasoning capabilities approaching OpenAI o1, fully open-source 671B parameter model.

The strongest open-source code model, supporting 338 programming languages, 236B parameters, industry-leading code generation and understanding.

DeepSeek-V2.5 is an upgraded version that combines DeepSeek-V2-Chat and DeepSeek-Coder-V2-Instruct.

DeepSeek-V3 has outperformed several other open-source models, such as Qwen2.5-72B and Llama-3.1-405B, in multiple assessments, and it stands on par with the world's leading proprietary models, GPT-4o and Claude-3.5-Sonnet, in terms of performance.

DeepSeek V4 represents the next generation of DeepSeek's flagship AI models, building upon the success of V3 with enhanced capabilities in reasoning, multimodal understanding, and agent-based interactions.