# Exa vs Onyx — Fit & Features

Canonical: https://trutool.co/compare/exa-vs-onyx
Author: Snehil (https://trutool.co/authors/snehil)

Compare Exa and Onyx by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### Exa
Search API designed for AI applications and agents.
Best fit: Researchers and developers who need source-based discovery.
- Search API designed for AI applications and agents
Before you choose: Read original sources and check freshness, citation accuracy, and access restrictions.
Pricing: https://exa.ai/
- [Read Exa profile](https://trutool.co/tools/exa): Read Exa profile

### Onyx
Search connected workplace knowledge with an open-source AI assistant.
Best fit: Researchers looking for answers grounded in relevant source material.
- Workplace search
- Knowledge connectors
- AI assistant
Before you choose: Read original sources and verify citations, freshness, and applicability. Professional judgments still need qualified review.
Pricing: https://onyx.app/pricing
- [Read Onyx profile](https://trutool.co/tools/onyx): Read Onyx profile