Perplexity AI
40 pts
0 wins
VS
👑 
DeepSeek
95 pts
4 wins
🏆 Overall, DeepSeek offers more free value (4/6 categories)
📊 Side-by-Side
Category
Perplexity AI
DeepSeek
Free Tier
✅ No limit (basic search)
✅ 50 requests/day
Free API
❌ None
✅ $5
Rate Limit
N/A
2 RPM
Open Source
❌ No
✅ Yes
Free Models
2
4
GitHub Stars
-
⭐ 102,923
🧠 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
DeepSeek 4 models DeepSeek-V4-Pro
Released April 2026, 1.6T param MoE (49B active), 1M context, thinking/non-thinking modes
DeepSeek-V4-Flash
Lightweight V4, 284B params (13B active), 1M context, excellent value
DeepSeek-V3
Previous flagship, still available
DeepSeek-R1
Reasoning model, strong at math/code