jo
YC X26San Francisco, US · Founded 2023 · 2 employees · 6 known investors
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Jo is a personal AI agent that reads email, calendar, and connected apps to deliver a daily brief with actionable summaries, meeting prep, draft replies, and gentle reminders for work and personal life. It runs on Mac with Apple Silicon and integrates with email, calendar, notes, browsers, chats, Telegram, and WhatsApp.
Founders & leadership· Y Combinator alumni (X26)
jo was founded in 2023 by Pradeep Elankumaran and Kevin Li.


Investors · 6
How we know: Afore Capital's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Antigravity Capital's portfolio page · Not right? Tell us
How we know: pioneerfund.vc · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
The YC application· Spring 2026 batch
Alumni Q&A
- What is the core problem you are solving? Why is this a big problem? What made you decide to work on it?
- The founders built jo, a personal AI agent that connects context from conversations, Gmail, Google Calendar, Google Drive, contacts, messages, browser activity, and the Mac when users enable those sources, then uses it to answer questions, produce daily briefings, surface reminders and follow-ups, and run recurring workflows. Unlike a chatbot, jo retains context over time and can act proactively, but consequential actions such as sending messages, changing calendars, or making purchases require user approval. It is generally available with no waitlist on Mac (Apple Silicon required) and web, with access also through mobile web, Telegram, and WhatsApp; it supports individuals and families, giving each member a separate private instance, memory, cloud machine, and storage, and does not train models on users' raw data.
Summarized from the founders' answers on their Y Combinator profile.
Founder mafia
2 people who came through jo went on to found or lead other companies.
Related companies · 8
Companies working in the same space as jo.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does jo do?
- Jo is a personal AI agent that reads email, calendar, and connected apps to deliver a daily brief with actionable summaries, meeting prep, draft replies, and gentle reminders for work and personal life. It runs on Mac with Apple Silicon and integrates with email, calendar, notes, browsers, chats, Telegram, and WhatsApp.
- Who founded jo?
- jo was founded by Pradeep Elankumaran, Kevin Li in 2023.
- Who are jo's investors?
- jo's investors include Afore Capital, Antigravity Capital, Hypothesis, Pioneer, Y Combinator, Resolute Ventures.
- Where is jo headquartered?
- jo is headquartered in San Francisco, US.







