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YCS25· AI

Opennote

The notebook that thinks with you.

AcquiredChecked 20h ago
Batch
S25
Status, per YC
Acquired
Team size
3
HQ
San Francisco, CA
In S25166 companies, 92% AI

Founders

  • Rishi SrihariFounder
  • Abhi AryaFounder/CTO
  • Vedant VyasFounder

Same space

About Opennote

Opennote is a notebook with an AI thinking partner built in. Feynman lives in your work: it edits your writing, references your knowledge and the web, runs background tasks, and gives feedback as you work.

San Francisco, CA, USA

Opennote: questions

Which YC batch was Opennote in?

Opennote was in Y Combinator's Summer 2025 batch (S25).

Is Opennote still active?

Y Combinator lists Opennote as acquired.

Who founded Opennote?

Opennote's founders, as listed on its YC page: Rishi Srihari (Founder), Abhi Arya (Founder/CTO), Vedant Vyas (Founder).

Where is Opennote based?

Opennote lists San Francisco, CA, USA as its location on YC's directory.

Not affiliated with Y Combinator. From YC's public directory. Logos via logo.dev; trademarks belong to their owners.

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