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About
Haithem Kchaou is a second-time founder who previously scaled a mobile application and led a national AI initiative providing large language model access to students. He has co-authored research on large language model fine-tuning and data collection methods.
CEO at Callab AIYC X26
Intro paths
Haithem went through Y Combinator (Spring 2026) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Tom Blomfield, Monzo and GoCardless co-founder; Y Combinator partner on leave and Anthropic compute-team member. — the partner who ran Callab AI's batch and knows the company first-hand. YC profile ↗
In turn, Haithem can intro founders to Callab AI's investors below.
Callab AI's investors · 13
Co-founders at Callab AI
Frequently asked questions
- Who is Haithem Kchaou?
- Haithem Kchaou is a second-time founder who previously scaled a mobile application and led a national AI initiative providing large language model access to students. He has co-authored research on large language model fine-tuning and data collection methods.
- Where does Haithem Kchaou work?
- Haithem Kchaou is CEO of Callab AI.
- What companies did Haithem Kchaou found?
- Haithem Kchaou founded Callab AI.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Callab AI's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights