Best AI tools for research (2026)

Our top 3 picks for research, compared on price and features — 3 with a free tier.

AI Chatbots & Assistants Free tier

Gemini

Google's AI assistant, deeply integrated with Workspace and Search.

$20/mo (AI Pro) →

AI Search & Research Free tier

Perplexity

AI answer engine that cites its sources for every claim.

$20/mo (Pro) →

AI Search & Research Free tier

You.com

AI search engine with cited answers and multiple models.