The only AI API that combines real-time search with language models for always-accurate, source-cited responses
While others focus on pure language models, Sonar is built on search-augmented generation
Real-Time Information
Source Citations
Better at Facts
Lower Hallucination Rate
Everything developers need to build search-augmented AI applications
Always current information, never outdated training data
Every response includes verifiable sources
Optimized for production applications
Built by developers, for developers
Better results at a fraction of the cost
Security and compliance built-in
From zero to your first API call in minutes
Sign up at perplexity.ai/api and get instant access
Choose your preferred language
Simple search-augmented query
You're ready to create search-augmented AI applications!
Why developers choose Sonar for search-augmented AI
| Feature | Sonar API | OpenAI | Anthropic | |
|---|---|---|---|---|
| Real-time web search | ✓ Built-in | ✗ Limited | ✗ No | ✗ Separate API |
| Automatic citations | ✓ Always included | ✗ Manual | ✗ No | ✗ No |
| Current information | ✓ Real-time | ✗ Training cutoff | ✗ Training cutoff | ✗ Limited |
| Cost per 1M tokens | ✓ $0.20 | $3.00 | $2.50 | $1.25 |
| Hallucination rate | ✓ 50% lower | Baseline | Similar | Similar |
| Response speed | ✓ <1 second | 1-3 seconds | 1-2 seconds | 2-4 seconds |
Where search-augmented AI shines
Always current, always accurate
Cite-worthy information retrieval
Market insights at your fingertips
Product information that sells
Learning with verified facts
Medical information you can trust
See Sonar in action - full source code available
Academic research assistant with citations
Track competitors and market trends
Educational assistant with fact-checking
Everything you need to succeed with Sonar
Comprehensive guides, API reference, and tutorials to get you started quickly.
View DocsTest API calls directly in your browser without writing any code.
Try PlaygroundStart free, scale as you grow
Perfect for prototyping
For production applications
Custom solutions at scale
Join thousands of developers creating search-augmented AI applications