A buyer's guide to AI research toolsToday’s edition · 8 November 2026
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Best AI Research Tool / Glossary
Glossary

Glossary

Answer in brief

Plain definitions of the terms used in this reference.

Terms

Free tier
A plan that costs nothing but limits what you can do each day, week or month.
Usage limit
A cap on how much a plan lets you use in a set window, such as a number of reports per day or a multiple of a base plan.
Seat
One paid user account on a team or enterprise plan, usually priced per person per month.
Data retention
How long a vendor keeps your prompts, uploads and outputs, and when it deletes them.
Training opt-out
A setting or contract term that stops a vendor from using your inputs to train its AI models.
SSO
Single sign-on, a login method where one company account signs you into several tools at once.
Citation
A reference that points a reader to the source of a claim, ideally with a link and a supporting quote.
Research report
A multi-section document a research tool writes from many sources, usually with a summary, findings and a source list.

Cite this entry

Best AI Research Tool. “Glossary.” Hyperresearch reference, reviewed 8 November 2026.
https://bestairesearchtool.com/glossary/