Updated April 2026
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Review: DeepSeek
The open source Chinese model rivaling GPT-4
4.7/5 · 28 reviews
DeepSeek shook the AI industry with open source models reaching GPT-4 level at a fraction of the cost. DeepSeek-V3 and R1 excel at reasoning and code. Free, open source and self-hostable. The quality/price game-changer in AI.
4.7
/5
Our verdict
DeepSeek is an excellent choice for developers and businesses wanting gpt-4 performance at minimal cost.
Best for: Developers and businesses wanting GPT-4 performance at minimal cost
Try DeepSeekPrice
Free + paid
Rating
4.7/5
Reviews
28
Model
Freemium
Features of DeepSeek
DeepSeek R1
Advanced chain-of-thought reasoning
Open Source
Downloadable and self-hostable models
Code
Excellent at programming and debugging
API low-cost
API ~10x cheaper than GPT-4
Pros and Cons
Pros
- Free and open source
- Performances proches de GPT-4
- Ultra-competitive API pricing
- Excellent at code and reasoning
Cons
- Hosted in China, privacy concerns
- Censorship on certain political topics
- No advanced multimodal
- Limited support
Use Cases
Code Raisonnement complexe Self-hosting Recherche IA
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Frequently Asked Questions
Is DeepSeek free?
Yes, DeepSeek offers a free plan. Paid plans start at $0 and unlock advanced features.
Who is DeepSeek for?
Developers and businesses wanting GPT-4 performance at minimal cost. DeepSeek is particularly suited for: Code, Raisonnement complexe, Self-hosting.
What are the best alternatives to DeepSeek?
The main alternatives to DeepSeek are: ChatGPT, Claude, Mistral Le Chat, Grok. Each has its strengths — check our dedicated page for a detailed comparison.
Is DeepSeek reliable and secure?
DeepSeek is rated 4.7/5 based on 28 reviews. Reviews are aggregated from G2, Capterra, Trustpilot and Product Hunt.
Does DeepSeek support my programming language?
DeepSeek supports most popular languages (Python, JavaScript/TypeScript, Go, Rust, Java, etc.). Performance may vary by language — the most popular languages benefit from better training.
