👑 
OpenAI
70 pts
3 wins
VS
Perplexity AI
40 pts
0 wins
🏆 Overall, OpenAI offers more free value (3/6 categories)
📊 Side-by-Side
Category
OpenAI
Perplexity AI
Free Tier
✅ ChatGPT free tier unlimited
✅ No limit (basic search)
Free API
✅ $5
❌ None
Rate Limit
3 RPM (free tier)
N/A
Open Source
❌ No
❌ No
Free Models
3
2
GitHub Stars
⭐ 30,639
-
🧠 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
Perplexity AI 2 models Perplexity Default
AI search engine, real-time web access
Pro Search
Deep search, 5 per day for free users