Short answer: Qwen 3 is the cheapest at $0.10/M tokens, followed by DeepSeek V4 Flash at $0.15/M and GLM-4 at $0.20/M. For the best value-quality balance, DeepSeek V4 Flash ($0.15/M) leads with a Chatbot Arena score of 89. All are available globally through ModelHub without a Chinese phone number.
AI API costs eat startup budgets alive. A typical SaaS processing 50 API calls per user per day with 1,000 users spends roughly:
For pre-revenue and early-stage startups, that difference between $15K and $450 is the difference between surviving and running out of runway.
| Model | Price / 1M tokens | Arena Score | Best For |
|---|---|---|---|
| Qwen 3 | $0.10 | 82 | Budget-first projects |
| DeepSeek V4 Flash | $0.15 | 89 | Best value overall |
| Kimi | $0.18 | 83 | Long context (128K) |
| GLM-4 | $0.20 | 84 | Balanced performance |
| Doubao | $0.12 | 80 | ByteDance ecosystem |
| DeepSeek R1 | $0.55 | 91 | Advanced reasoning |
| GPT-5.5 | $5.00 | 93 | Top quality (10-50x cost) |
| Claude Sonnet 4 | $3.00 | 90 | Premium alternative |
Scores from Chatbot Arena (lmsys.org), May 2026.
DeepSeek V4 Flash is our top recommendation for most startups. Here's why:
Alibaba's Qwen 3 is the absolute cheapest option at $0.10/M tokens. While its Arena score of 82 is lower than DeepSeek's 89, it's still highly capable for many production tasks. Best for:
Zhipu AI's GLM-4 at $0.20/M offers strong Chinese language support and balanced performance. Best for bilingual applications and teams needing solid performance across both English and Chinese.
While not as cheap as Flash, DeepSeek R1 at $0.55/M offers advanced chain-of-thought reasoning that rivals Claude 4 (Arena 90 vs 91) at 1/5th the price.
ModelHub gives you a single API key for all 45 Chinese AI models:
Access 45 AI models for $0.10-$0.55/M tokens. Cut your AI costs by 95%.
Get Started Free →Q: Which is the cheapest AI model?
A: Qwen 3 at $0.10 per million tokens is the cheapest in 2026.
Q: What's the best value AI API?
A: DeepSeek V4 Flash at $0.15/M with an Arena score of 89 offers the best quality-per-dollar ratio.
Q: Can I switch between models easily?
A: Yes. ModelHub uses OpenAI-compatible SDK. Change the model name from "deepseek-v4-flash" to "qwen-3" to switch, no code changes needed.