Our take on DeepSeek
DeepSeek delivers strong coding and reasoning capability at an exceptionally low API price, with free consumer chat included.
Good for
- Cost-conscious developers building coding and reasoning apps via API
- Self-hosted deployment using open-weight MIT-licensed models
- Personal coding assistance and math problem-solving
Consider first
- Confidential, regulated, or legally privileged data
- Production autonomous agents without strong sandboxing
- Unbiased political or China-related factual research
Strengths
- API pricing among the lowest for frontier-adjacent models; V4 Flash at $0.14/1M input tokens is well below most…
- Free consumer chat app with no query limits and capable default experience
- Open-weight MIT license enables self-hosting, fine-tuning, and offline deployment
- Strong performance on coding benchmarks including SWE-bench and Aider
Trade-offs
- Data residency in China creates legal and compliance risk for business users; multiple governments have banned…
- Independent safety testing found substantially weaker jailbreak resistance than US frontier models
- Not reliably competitive on the hardest reasoning, cybersecurity, and agent tasks compared to leading alternatives
- Model alias deprecation cycle can break integrations if not monitored
Details
Frequently asked questions
What does DeepSeek do?
DeepSeek is an open-source LLM with 236B parameters rivaling GPT-4 on coding. Free via API. Best for developers needing powerful open models.
Is DeepSeek free?
Yes, DeepSeek offers a free tier.
What category is DeepSeek?
DeepSeek is an AI tool in the Productivity category.
Is DeepSeek free to use?
Yes. The chat app at chat.deepseek.com and the mobile apps offer unlimited queries at no cost. The developer API is pay-per-token with a 5M free token grant for new accounts.
How does DeepSeek pricing compare to other AI APIs?
V4 Flash at $0.14 per million input tokens is among the cheapest available from a major provider. V4 Pro is more expensive but still substantially below comparable frontier-tier offerings.
Can I run DeepSeek locally?
Yes. Both V4 models are released as open weights under MIT license on Hugging Face, enabling self-hosted deployment. Large model sizes require significant GPU memory and infrastructure.
Is DeepSeek safe for business data?
The hosted service processes and stores data in mainland China.