DeepSeek V3 is a cutting-edge open-source large language model released in December 2025 by DeepSeek AI, a Hangzhou-based AI startup. With 685 billion total parameters using mixture-of-experts architecture, it represents one of the most capable open-source models available.
- Total Parameters: 685 billion (MoE architecture)
- Active Parameters: Uses adaptive routing to activate only necessary experts
- Context Window: Up to 128,000 tokens
- Model Type: Mixture-of-Experts Transformer
- Training: Advanced training on diverse high-quality datasets
- Extended 128K token context window for analyzing large documents
- Exceptional reasoning capabilities
- State-of-the-art coding performance
- Complex multi-step problem solving
- Strong mathematical abilities
- Advanced instruction following
- Efficient inference through expert routing
DeepSeek V3.2 achieves top-tier results across major benchmarks:
- HumanEval: 94.2 (exceptional code generation)
- AIME 2025: 95.7 (advanced mathematics)
- GPQA Diamond: 85.7 (doctoral-level science reasoning)
- LiveCodeBench: 84.9 (real-world coding)
- IFEval: 88.0 (instruction following)
- Surpasses GPT-5 on reasoning benchmarks
- Reaches Gemini-3.0-Pro-level performance
- 90% LiveCodeBench score
- Optimized for agentic workloads
- Widely recognized as the leader for coding tasks
- Specialized for software development
- Excellent repository-level understanding
- Self-hosting on enterprise GPU infrastructure
- Cloud deployment through major providers
- Optimized for efficient inference despite large size
- Compatible with vLLM and other frameworks
- Support for quantization techniques
- Advanced coding and software development
- Mathematical and scientific reasoning
- Large document analysis and summarization
- Complex problem-solving and planning
- Research and development
- Agentic AI applications
Released under MIT License, allowing unrestricted commercial and research use.