AI Search & Research Tool PricingPlans, free tiers, usage limits of AI search engines and research assistants such as Perplexity, Genspark, Consensus, Elicit and SciSpace, from each vendor's official pricing page

Consensus pricing and free tier

Consensus free tier: 10 Pro messages per month, up to 3 Deep reviews per month (basic paper search free) The pricing page shows annual billing only. The cheapest plan is Pro at $12/month billed annually. Checked on the official pricing page on .

Prices are from each vendor's official pricing page, checked on . This page has no affiliate links.

Consensus plans (checked Oct 18, 2026 on the official page, tax as stated by the vendor)
PlanBilled monthlyBilled annually, per monthUsage limit
Pro—$12Unlimited Pro messages, 15 Deep reviews per month, 500 API and MCP uses per month included ($0.05/use after). $144/year.
Details
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Deep—$45Unlimited Pro messages, 200 Deep reviews per month, 2,000 API and MCP uses per month included ($0.05/use after). $540/year.
Details
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Consensus official pages

Websiteconsensus.app
Pricing pagehttps://consensus.app/pricing/
Checked
CurrencyUSD
Free tier10 Pro messages per month, up to 3 Deep reviews per month (basic paper search free) Source

The page was read in annual-billing view; monthly-billing prices were not shown, so they are null. The page lists annual savings of $96 (Pro) and $240 (Deep). Students, faculty and US healthcare professionals can get up to 40% off.

Cheapest plans of other AI search & research tool tools

Cheapest plan billed monthly
ServiceMonthlyFree tier
Kagi$5None
Perplexity$203 Pro searches per day, 1 Research query per month
SciSpace$20—

Pricing tables for other AI tools

Links marked "Affiliate link" pay us a commission if you subscribe. They do not change the order of the tables, which is sorted by price. Prices are as published by each vendor (most exclude sales tax and VAT). Check the vendor's page before you buy.

How this data is collected: Prices are read by hand from each vendor's official pricing page and stored with the date and source URL. Values we could not confirm there are left blank. Last checked .