S

Sim

Visual platform for AI workflow orchestration

Overview

Sim Studio provides a visual platform for building, deploying, and managing LLM workflows. Sim is a drag-and-drop tool that lets developers connect tools and models into AI agents, with orchestration handled by the platform and options for cloud hosting or self-hosted deployment under Apache-2.0. It differentiates itself with a Figma-like, node-based interface, broad integrations, and an open-source self-hosted option that combines MLOps, workflow automation, and AI orchestration in one platform. The goal is to help software teams prototype, validate, and scale AI-powered systems quickly and visually.

YC CompanyLaunched RecentlySignificant Headcount Growth

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About Sim

Simplify's Rating
Why Sim is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & AnalyticsEnterprise SoftwareAI & Machine Learning

Company Size

11-50

Company Stage

Series A

Total Funding

$7.1M

Headquarters

San Francisco, CA

Founded

2025

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Simplify's take

What believers are saying

  • GitHub stars hit 30.1k on November 8, 2026, with 345 added in 30 days.
  • Sim v0.9.48 shipped November 8, 2026 after 36 stable releases in 30 days.
  • July 10, 2026 Product Hunt launch expanded visibility across builders and buyers.

What critics are saying

  • Retool, Dust, Flowise, and n8n commoditize visual automation before Sim monetizes deeply.
  • OpenAI, Anthropic, and Google can bundle native agent builders into their models.
  • If Sim stays hobby-heavy, paid subscriptions stall and the community outruns revenue.

What makes Sim unique

  • Sim's Figma-like canvas unifies agents, tools, logs, and deployment in one workspace.
  • Apache-2.0 self-hosting and cloud SaaS let teams avoid vendor lock-in.
  • Thirty thousand GitHub stars and 100,000+ builders create a strong open-source moat.

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Funding

Total Funding

$7.1M

Below

Industry Average

Funded Over

2 Rounds

Notable Investors:
Series A funding typically happens when a startup has a product and some customers, and now needs funding to scale. This money is usually used to grow the team, expand marketing, and improve the product. Venture capital firms are frequently the main investors here.
Series A Funding Comparison
Below Average

Industry standards

$15M
$7M
$8.2M
$15M
$30M

Benefits

  • Health Insurance
  • Relocation Assistance

Growth & Insights and Company News

6 month growth

2%

1 year growth

27%

2 year growth

-6%
StartupHub AI
Nov 13th, 2025
Sim Studio raises $7M for AI platform

Sim, an open-source AI workflow builder, has secured a $7M Series A funding round led by Standard Capital, with participation from Perplexity Fund, SV Angel, and YCombinator. The platform, founded by Waleed Latif and Emir Karabeg, offers a visual, canvas-based approach to creating "agentic workflows." With over 18,000 GitHub stars and 60,000 developers, Sim plans to invest in its community and expand its platform, aiming to become a foundational layer for the future of automated work.

Y Combinator
Oct 13th, 2025
The YC Startup Directory | Y Combinator

A list of companies YC has funded across many verticals including hardware, edtech, biotech, healthcare, developer tools, consumer and enterprise, to name a few.

Fly Eye
May 15th, 2025
Guardian RF Secures $125K Seed Funding

In early 2025, Guardian RF secured $125,000 in seed capital through Y Combinator’s Winter 2025 cohort. The funding will help grow the engineering team, speed up product testing, and refine the detection algorithm

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