Overview
Exa is a search engine and API built for AI applications. Its neural, embeddings-based search finds pages by meaning rather than keywords, making it a popular retrieval layer for RAG and agents.
Key Features
- Semantic/neural web search
- Search API for developers
- Content and highlights retrieval
- Similarity (‘find similar’) search
- RAG-ready results
Pricing
| Plan | Price | For |
|---|---|---|
| Free | $0 | Trial credits |
| Pay-as-you-go | Usage-based | Developers |
Comparison
Compared to Perplexity, Exa is an API/infrastructure product for builders rather than a consumer search app.