KIN
Free, always.
- Asking questions in plain language
- Evidence-grounded answers
- Sources and citations
- Collections
KIN+
KIN stays free for asking and reading. KIN+ is for when one answer isn’t enough.

Free and KIN+
KIN
Free, always.
KIN+
Everything in KIN, plus:
What you get
See design, reach, access and limits for every study behind an answer, side by side.
On every answer
Ask follow-up questions and get answers drawn only from that paper’s record.
On every study page
A narrated four-minute brief of each answer, for the commute or the kitchen.
Top of every answer
Send your library to Zotero or BibTeX, and hear when new research lands on topics you follow.
In your Library
A monthly brief of the studies worth knowing: what crossed our desk, what held up under scrutiny, and why each one matters.
Every month, for KIN+ members

Compare the studies, on an answer. Prototype screen; studies shown are demo data.
Plans
Annual
$59
per year · about $4.92 a month
Monthly
$6.99
per month · cancel anytime
Students and educators: half price with a verified .edu email.
Always free: asking questions, evidence-grounded answers, sources, citations and collections.
Planned launch pricing. Final pricing will be confirmed when KIN+ opens.
Questions
Yes. Asking questions, evidence-grounded answers, sources, citations and collections are always free. KIN+ adds tools for going deeper, including the monthly KIN Briefs.
KIN+ starts with a 14-day free trial. After that your plan begins, and you can cancel anytime in Profile.
Yes. Students and educators get KIN+ at half price with a verified .edu email.
KIN+ lives inside the screens you already use. Look for the KIN+ mark on answers, study pages and your Library, and KIN Briefs arrive each month.
Early access
We are building KIN with researchers, students, educators, community leaders, and early users who believe credible research should be easier to access and understand.