DeepSeek V3
by DeepSeekState-of-the-art open-source LLM with mixture-of-experts architecture at a fraction of competitor costs.
About DeepSeek V3
DeepSeek V3 is a powerful open-source large language model developed by DeepSeek AI. Built on a mixture-of-experts (MoE) architecture with 671B total parameters (37B active), it rivals GPT-4-class models while being available at a fraction of the cost. DeepSeek V3.2 (December 2025) further improved reasoning and analytical writing.
Key Features
Works With
OpenAI-compatible API
Azure AI Foundry
Together AI
OpenRouterPerfect For
Getting Started
- 1
Sign up at platform.deepseek.com
- 2
Get API key
- 3
Use OpenAI-compatible SDK
- 4
Set base_url to https://api.deepseek.com
What Makes DeepSeek V3 Different?
MIT licensed open weights
MoE architecture for efficiency
Priced at ~10x less than GPT-4
Competitive with top closed models
Pros & Cons
Pros
- Extremely cost-effective ($0.28/M input tokens)
- Open source weights available
- Top performance on benchmarks
- Strong multilingual support
Cons
- China-based company (data privacy concerns)
- Censors sensitive topics
- Occasional inconsistency on complex tasks
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