Perplexity AI
40 pts
1 wins
VS
👑 
01.AI (Yi)
80 pts
3 wins
🏆 Overall, 01.AI (Yi) offers more free value (3/6 categories)
📊 Side-by-Side
Category
Perplexity AI
01.AI (Yi)
Free Tier
✅ No limit (basic search)
✅ No explicit limit
Free API
❌ None
✅ ¥10
Rate Limit
N/A
5 RPM
Open Source
❌ No
✅ Yes
Free Models
2
1
GitHub Stars
-
⭐ 7,827
🧠 Model Details
Perplexity AI 2 models Perplexity Default
AI search engine, real-time web access
Pro Search
Deep search, 5 per day for free users
01.AI (Yi) 1 models Yi-Lightning
Free via Wanzhi