OpenAI
70 pts
2 wins
VS
👑 
01.AI (Yi)
80 pts
1 wins
🏆 Overall, 01.AI (Yi) offers more free value (1/6 categories)
📊 Side-by-Side
Category
OpenAI
01.AI (Yi)
Free Tier
✅ ChatGPT free tier unlimited
✅ No explicit limit
Free API
✅ $5
✅ ¥10
Rate Limit
3 RPM (free tier)
5 RPM
Open Source
❌ No
✅ Yes
Free Models
3
1
GitHub Stars
⭐ 30,649
⭐ 7,827
🧠 Model Details
OpenAI 3 models GPT-5.2
Latest flagship model, strong multimodal capabilities
GPT-5.4 mini
Lightweight fast model, cost-effective
GPT Image 2
Latest image generation model
01.AI (Yi) 1 models Yi-Lightning
Free via Wanzhi