AI-enhanced search engines and research tools — 4 tools reviewed and compared.
| Tool | Rating | Pricing | Starting Price | Free Tier |
|---|---|---|---|---|
| Exa.ai | ★ 4.5 | freemium | $49/month | Yes |
| Perplexity | ★ 4.5 | freemium | $20/month | Yes |
| Phind | ★ 4.5 | freemium | $20/month | Yes |
| Tavily | ★ 4.2 | freemium | $30/month | Yes |