AI Search Engines: Free and Paid AI Search Tools Compared
Compare AI search engines by free access, usage limits, paid options, and best use. Some focus on cited research; others combine web search with a general AI assistant.
Last verified: September 7, 2026.
| Tool | Free | Limit | Paid From | Best For | Source |
|---|---|---|---|---|---|
| Andi | Free | Usage limits | Free | Simple AI search | ↗ |
| Brave Search | Free | AI limits | Premium | Privacy + search | ↗ |
| ChatGPT Search | Free | Usage limits | Paid plans | General web search | ↗ |
| Felo | Free | Usage limits | Paid options | Multilingual AI search | ↗ |
| Genspark | Free / limited | Usage limits | Paid options | AI research pages | ↗ |
| Google Gemini | Free | Usage limits | Google AI plans | Google ecosystem | ↗ |
| Grok | Free | Usage limits | Paid plans | Web + X search | ↗ |
| iAsk | Free | Usage limits | Paid options | Question answering | ↗ |
| Kagi | Paid | No broad free plan | Paid plans | Ad-free search | ↗ |
| Komo | Free | Usage limits | Paid options | AI web search | ↗ |
| Microsoft Copilot | Free | Usage limits | Paid plans | Web + Microsoft | ↗ |
| Perplexity | Free | Pro-search limits | Pro | Cited research | ↗ |
| Phind | Free | Usage limits | Paid plans | Developer search | ↗ |
| You.com | Free | Usage limits | Paid plans | Search + agents | ↗ |
Terms, pricing and availability can change. Check the ↗ source for current details.
