Jacob Cohen-Rosenthal

BoostBot — Your personal AI-powered influencer marketing assistant

Say My Name — Teach the world how to pronounce your name properly

MailKing by cloudHQ — A Swiss Army knife for your text + email marketing campaigns

Tadpole — The first webcam designed for laptops

Stuff to Do — Turn your to-dos into ta-das with Airtable

Flipword — Vocabulary learning tool

Lebesgue — Scraping global marketing data to make your marketing work

Studio — File sharing and community-as-a-service

YC Rejection — Share your YC application and get a YC rejection email

JSON Web Token (JWT) Debugger by Rownd — Next-generation JWT debugger (with ChatGPT)

Codebay — Learning Python on phone with AI tutoring

Zintlr — The ultimate B2B sales tool

Vidiofy — The easiest and fastest way to convert articles into reels

GPT-4 Turbo — More capable, cheaper and supports a 128K context window

Clap — AI writing partner for a distraction-free typing experience

Quenti — The open source Quizlet alternative

Baked Design Studio — Product design subscription for startups founders & beyond

Grok AI assistant — Conversational AI for understanding the universe

Figma E-Commerce System — Build your next e-commerce website even faster

Insou — Write presentations like a doc