Sim
YC X25San Francisco, US · Founded 2025 · 8 employees · Hiring · 7 known investors
Sim is an open-source AI workspace where teams build, deploy, and manage AI agents across their existing tool stack using 1,000+ integrations and every major LLM. The platform enables automation of real work through visual, conversational, or code-based interfaces for technical teams.
Also known as Sim Studio
Founders & leadership· Y Combinator alumni (X25)
Sim was founded in 2025 by Emir Karabeg and Waleed Latif.
EK
Emir Karabegin𝕏Co-Founder / CEOEmir Karabeg studied data science and cognitive science at UC Berkeley, where he focused on NLP research for machine translation. He previously founded WorkNinja, an AI learning platform, before starting Sim Studio.
WL
Waleed Latifin𝕏Co-Founder & CTOWaleed Latif studied computer science and cognitive science at UC Berkeley, where he led engineering and publications on neurotechnology research. He previously built core backend infrastructure at Amazon's Ring division, handling over 1 million transactions per second, before co-founding Sim.
Investors · 7
Ritual CapitalMenlo Park · $100K – $500Kvia Chris Howard · inferred
Y CombinatorSan Francisco · $500K
Liquid VenturesreportedSan Francisco · $250K – $5M
Standard Capitalreported · 2 sourcesSan Francisco
SV AngelreportedSan Francisco
Twenty Two VenturesreportedPalo Alto · $50K – $250K
Also in the syndicate · 1
Perplexity
Funding
SEC filings, press & company announcements- Undisclosed amountSeries ANov 2025
Standard Capital (lead), Liquid 2 Ventures, Perplexity, SV Angel, Twenty Two Ventures, Y Combinator
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Competitors · 7
by search overlapAtlas 3D42 shared keywordsSiemens provides industrial products, services and software spanning the industrial lifecycle, using AI, simulation and smart technologies for digital transformation. Its offerings include building operations management and modular, interoperable solutions for enterprise and industrial customers.
Apify37 shared keywordsApify is a marketplace and platform for web scraping and data extraction tools, offering pre-built automation actors and custom development services. It enables users to extract real-time data from websites, social media, and e-commerce platforms, and serves developers, businesses, and AI applications requiring structured web data.
n8n36 shared keywordsn8n is a visual and code-based workflow automation platform that enables technical teams to build, connect, and deploy AI agents and integrations with flexible deployment options ranging from on-premise to cloud infrastructure.
Ansys32 shared keywordsAnsys provides engineering simulation software used by engineers and students to design and test products. Its tools cover simulation across areas from silicon to systems.
Electronic Arts32 shared keywordsElectronic Arts (EA) develops and publishes video games, content, and online services for consoles, mobile devices, and PCs, with franchises such as EA SPORTS FC, Battlefield, Apex Legends, and The Sims. It also offers subscription services and game technologies for players and communities worldwide.
Hugging Face31 shared keywordsHugging Face is a collaboration platform that hosts and provides access to machine learning models, datasets, and applications. It offers both open-source tools for the ML community and paid compute and enterprise solutions for teams building AI applications.
LangChain29 shared keywordsLangChain provides an agent engineering platform and open source frameworks for developers to build, test, and deploy AI agents that can use data and take actions. The platform includes LangSmith for observability and evaluation, and serves enterprise customers including 35% of the Fortune 500.
Companies competing with Sim for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Sim do?
- Sim is an open-source AI workspace where teams build, deploy, and manage AI agents across their existing tool stack using 1,000+ integrations and every major LLM. The platform enables automation of real work through visual, conversational, or code-based interfaces for technical teams.
- Who founded Sim?
- Sim was founded by Emir Karabeg, Waleed Latif in 2025.
- Who are Sim's investors?
- Sim's investors include Ritual Capital, Y Combinator, Liquid Ventures, Standard Capital, SV Angel, Twenty Two Ventures.
- Where is Sim headquartered?
- Sim is headquartered in San Francisco, US.