Google's source-grounded AI research assistant — generous free core, upgrades bundled with Google AI plans
Students get a free 1-month Google AI Pro trial
$0 Visit Site
AI Research tools
8 tools tagged “AI Research”, each reviewed against the same criteria: real pricing, verified features, honest pros and cons, and an editorial rating out of 5.
Smart Citations that show whether research papers support or contrast a claim
Save 40% with annual billing — $12/mo instead of $20
$12/mo (annual) · $20 monthly Visit Site
Microsoft's web-grounded answer engine with a genuinely generous free tier but a muddled paid path.
Free Visit Site
Free frontier-class AI chat plus the cheapest API in the category, with China-based data as the trade-off.
Free consumer chat with no subscription.
Free Visit Site
AI answer engine turned API-first research platform, built around the cited ARI deep-research agent.
$100 in free API credit for new accounts — enough to trial Search, Contents and ARI Research before committing to usage billing.
$1 per 1,000 pages (after $100 free credit) Visit Site
Neural web-search and answer engine built for LLMs, AI agents, and research workflows.
Free Visit Site
All-in-one AI super agent for research, slides and automation — capable, but metered by opaque credits.
Annual billing cuts Plus to $19.99/mo and Pro to $199.99/mo — roughly 20% off (about $60/yr and $600/yr saved).
$0 (free tier) Visit Site