Sim

Open source platform to build AI agent workflows

Y CombinatorSpring 2025ActiveB2BAI

What they do

Problem

Technical teams need a faster, standardized way to build, integrate, and deploy AI agent workflows across many apps and LLMs.

Solution

An open-source platform for building and deploying AI agent workflows with integrations to 1000+ apps and LLMs.

Who it's for

Developers and technical teams at fast-growing companies building AI agent-driven automations and workflows.

Founders

Emir Karabeg

Co-Founder / CEO

Emir is the Co-Founder and CEO of Sim Studio. Emir studied Data Science and Cognitive Science at UC Berkeley, where he conducted NLP research for machine translation. Before Sim Studio, Emir built WorkNinja, an AI learning platform with 300,000+ MAUs. WorkNinja was one of the first LLM chain-of-thought applications deployed at scale (December '22).

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Waleed Latif

Co-Founder & CTO

Waleed is the Co-Founder and CTO of Sim. Waleed studied CS and Cognitive Science at UC Berkeley, where he led engineering and publications for Neurotechnology at Berkeley. Before Sim, Waleed built the core backend infrastructure for Ring at Amazon, which today processes over 1M+ transactions per second.

LinkedIn · X