Qwen 3 vs DeepSeek: The Complete Comparison
Which ai chatbots & assistants tool is right for you? A detailed side-by-side analysis of features, pricing, and performance.
Qwen 3 wins for most users due to its free tier and fully open-source with apache 2.0 commercial license. Choose Qwen 3 if you need Multilingual application developers. Choose DeepSeek for Budget users.
- Price: Qwen 3 starts at Free, DeepSeek at Free
- Free tier: Both offer free tiers
- Best for: Qwen 3 → Multilingual application developers | DeepSeek → Budget users
- Features: 19+ features across 7 categories
- Our pick: Qwen 3 for budget-conscious users
Quick Comparison Table
| Feature | Qwen 3 | DeepSeek |
|---|---|---|
| Vendor | Alibaba Cloud | DeepSeek AI |
| Starting Price | Free | Free |
| Free Tier | Yes | Yes |
| API Access | Yes | Yes |
| Web App | Yes | Yes |
| Mobile App | Yes | Yes |
| Best For | Multilingual application developers | Budget users |
Qwen 3 vs DeepSeek Pricing
Here's how the pricing compares between both tools:
Qwen 3
Free Tier AvailableDeepSeek
Free Tier AvailableFeatures Comparison
Qwen 3 Features
- ✓ Web App
- ✓ Api Access
- ✓ Mobile App
- ✓ File Upload
- ✓ Image Input
- ✓ Open Source
- ✓ Multilingual
- ✓ Code Execution
DeepSeek Features
- ✓ Chat
- ✓ Math
- ✓ Web App
- ✓ Api Access
- ✓ Mobile App
- ✓ Open Source
- ✓ Reasoning Mode
- ✓ Code Generation
Pros and Cons
Qwen 3
Pros
- Fully open-source with Apache 2.0 commercial license
- Exceptional multilingual support across 119+ languages
- Advanced MoE architecture with 235B parameters
- Superior coding performance (69.6% on HumanEval)
- Hybrid reasoning modes for adaptive task handling
- Strong mathematical reasoning (81.5 on AIME 2025)
Cons
- Requires technical expertise for self-hosting setup
- Limited third-party platform integrations
- Newer model with smaller community ecosystem
DeepSeek
Pros
- Extremely cheap API pricing
- Strong reasoning with R1 model
- Good coding capabilities
- Open-source models
Cons
- Chinese company
- Data privacy concerns
- Less ecosystem
- Can be slow
Who Should Use Each Tool?
Choose Qwen 3 if you need:
- Multilingual application developers
- AI researchers and academics
- Enterprise teams needing commercial licensing
- Coding and mathematical reasoning tasks
- Businesses requiring self-hosted AI solutions
Final Verdict: Qwen 3 vs DeepSeek
🏆 Winner: Qwen 3
After comparing all aspects, Qwen 3 comes out slightly ahead for most users. The free tier makes it easy to get started without commitment. Key strength: Fully open-source with Apache 2.0 commercial license.
Bottom line: Use Qwen 3 for Multilingual application developers. Use DeepSeek for Budget users. Both are excellent ai chatbots & assistants tools in 2026.
What Are We Comparing?
Qwen 3
Experience Qwen 3, Alibaba's flagship open-source AI model supporting 119+ languages with advanced reasoning capabilities and Mixture-of-Experts architecture for efficient multilingual AI processing.
Qwen 3 represents Alibaba's most advanced large language model series, released in 2025 with groundbreaking improvements in reasoning, multilingual support, and computational efficiency. The model family features both dense models and innovative Mixture-of-Experts (MoE) variants ranging from 0.6B to 235B parameters, trained on 36 trillion tokens to deliver exceptional performance across coding, mathematics, and multilingual tasks. With native support for 119 languages and hybrid thinking modes, Qwen 3 offers dual-mode operation where thinking mode activates chain-of-thought processes for complex reasoning tasks, while non-thinking mode prioritizes speed for conversational applications. The series includes specialized variants like Qwen3-Coder for programming, Qwen3-TTS for text-to-speech, and Qwen3-Omni for multimodal capabilities. Available as fully open-source models under Apache 2.0 license and through Alibaba Cloud's managed API services, Qwen 3 provides unprecedented flexibility for developers, researchers, and enterprises seeking powerful, multilingual AI solutions with commercial licensing freedom.
DeepSeek
Chinese AI lab offering powerful open-source models including DeepSeek V3.2 and R1. Features strong reasoning, coding capabilities, and extremely competitive pricing for developers.
DeepSeek produces high-performance AI models at remarkably low API costs. Their R1 reasoning model and coding models compete with top Western models while being significantly cheaper.
Frequently Asked Questions
What is the difference between Qwen 3 and DeepSeek?
Qwen 3 is experience qwen 3, alibaba's flagship open-source ai model supporting 119+ languages with advanced reasoning capabilities and mixture-of-experts architecture for efficient multilingual ai processing. DeepSeek is chinese ai lab offering powerful open-source models including deepseek v3.2 and r1. features strong reasoning, coding capabilities, and extremely competitive pricing for developers. The main differences are in pricing (Free vs Free), target users, and specific features offered.
Which is better: Qwen 3 or DeepSeek?
Qwen 3 is generally better for most users due to its free tier and fully open-source with apache 2.0 commercial license. Qwen 3 is best for Multilingual application developers, while DeepSeek shines at Budget users.
Is Qwen 3 free to use?
Yes, Qwen 3 offers a free tier with limited features. You can upgrade to paid plans starting at Free for more capabilities.
Is DeepSeek free to use?
Yes, DeepSeek offers a free tier with limited features. Paid plans start at Free.
Can I switch from Qwen 3 to DeepSeek?
Yes, you can switch between these tools at any time. Both are standalone services. Consider your specific needs for Multilingual application developers vs Budget users when deciding.
