Perplexity AI combines language models with real-time web search:
- Real-time search - Current information, not just training data
- Source citations - Every claim backed by URLs
- Deep research - Multi-step analysis
- Reasoning models - Chain-of-thought capabilities
- Up-to-date - Latest news, data, trends
Available Models
Sonar Series
Search-enhanced models with real-time web access.| Model | Input | Output | Best For |
|---|---|---|---|
| Sonar | $1.30/M | $1.30/M | Standard search-enhanced chat |
| Sonar Pro | $3.90/M | $19.50/M | Premium quality, enhanced search |
| Sonar Reasoning | $1.30/M | $6.50/M | Search + chain-of-thought reasoning |
| Sonar Reasoning Pro | $2.60/M | $10.40/M | Advanced reasoning with search |
| Sonar Deep Research | $2.60/M | $10.40/M | Multi-step research queries |
All Sonar models include real-time web search with source citations.
Best Practices
Model Selection
Use Sonar for
- Current events queries
- Real-time data lookup
- News and trends
- Quick fact-checking
- Budget-conscious projects
Use Deep Research for
- Multi-step research
- Comprehensive analysis
- Complex investigations
- Literature reviews
- Market research
Use Reasoning for
- Logic problems
- Mathematical proofs
- Multi-step reasoning
- Decision analysis
- Strategic planning
Use Pro for
- Mission-critical queries
- High-accuracy needs
- Professional research
- Production applications
- Quality-first projects