Sim

Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

AI agents Developer tools and cloudY Combinator

Latest funding

Source: ycombinator.com

Latest round on record: Series A, November 2025, amount undisclosed.

All 2 rounds ↓

Website: sim.ai.

X: @simdotai · 4,210 followers.

LinkedIn: linkedin.com.

Categories: AI agents Developer tools and cloud.

Sectors: AI.

Subcategory: agent deployment platform.

Stage: Series A.

Based in: San Francisco, United States.

Last round: Nov 14, 2025 · 363 days ago.

Team: 10 people on the team page.

On Recent Funding since: Sep 22, 2026.

Signals

X account@simdotai · created Feb 2, 2025 (21 months old) · 4,210 followers

Website registeredApr 23, 2018 (8 years old)

Funding rounds

November 14, 2025
Series A · amount undisclosed
Source: fundraisingfox.com
February 2, 2025
X account created
April 23, 2018
Website created
Date unknown
Round · $500K*
YY Combinator
Source: ycombinator.com

Founders and team

EK
Emir Karabeg Founder
WL
Waleed Latif Founder
VM
Vikhyath Mondreti Founding Engineer

Investors

Companies like Sim

WWatoPre Seed · Jun 2026
PPlotch.ai
FFundamental Labs$33M Series A · Aug 2025
AAnaconda$150M Series B+ · Jul 2025
LLangfuseSeries B+ · Jan 2026
HHex$100M Series B+ · Oct 2026

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/sim (get a free API key).