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Sidenote

Inactive · Meeting follow-up, automated

2signal of 100 · rising 1
  • went through YCProgram · this site+4
  • team of 3Team size · YC's directory+3.1

A sum of public facts, not a judgement and not investment advice.

Competitors

Adjacent

Also from S23 in AI

All of S23

About Sidenote

Sidenote is a Chrome extension that turns meeting notes into drafted emails, calendar invites, tickets, and reminders.

YC batch
S23 · Summer 2023
Status, per YC
Inactive
Category
AI
Team size
3
Location
San Francisco, CA, USA; Stanford, CA, USA
Checked
13h ago

YC tags: Productivity, Automation, AI

Changes seen

WebsiteNov 2, 2026

Moved its website from sidenote.ai to none.

Website linkNov 2, 2026

Website link changed from https://www.sidenote.ai to none.

Sidenote in S23: 220 companies, 78% AI

Sidenote: questions

Which YC batch was Sidenote in?

Sidenote was in Y Combinator's Summer 2023 batch (S23).

Is Sidenote still active?

Y Combinator lists Sidenote as inactive.

Where is Sidenote based?

Sidenote lists San Francisco, CA, USA; Stanford, CA, USA as its location on YC's directory.