Skip to main content

Flux

Category: AI Developer Tools

An AI-powered browser-native electronics design platform that transforms natural language prompts into manufacturable PCB designs, functioning as the world's first AI hardware engineer. Flux was founded in 2019. The company is led by Matthias Wagner. Based in San Francisco, United States. Team size: 46-50. Total funding raised: $49.0M. Latest round: Series B ($27.0M, Feb 2026). Key investors include ["8VC","Bain Capital Ventures","Outsiders Fund","Liquid2 Ventures","Tom Preston-Werner","John Lilly","Joanna Hoffman"].

Founded
2019
Headquarters
San Francisco, United States
Team size
46-50
Total funding
$49.0M

Value proposition

Accelerates hardware development from months to minutes by using AI agents that transform text prompts into complete, manufacturable circuit board designs, reducing design time and cost to near-material prices while enabling 10x faster time-to-market.

Products and solutions

["Flux Copilot - AI Hardware Design Assistant","Browser-based Collaborative PCB Design Platform","Flux for Enterprise - AI-Driven Hardware Design at Scale","Agentic AI Design Engine (text-to-PCB)","Component Library with Real-time Part Data","AI-Powered Part Search and Placement","Automatic Impedance Control"]

Unique value

First AI hardware engineer that transforms natural language prompts into complete manufacturable PCB designs in under 30 minutes. Features context-aware AI with direct knowledge of project BOMs, netlists, datasheets, and technical diagrams. Browser-native collaborative platform requiring no installation.

Target customer

Professional electrical engineers, hardware teams, PCB designers, hardware startups, makers, hobbyists, enterprise organizations, and semiconductor manufacturers

Industries served

["Electronics Design Automation (EDA)","Hardware Manufacturing","Consumer Electronics","Industrial Electronics","Aerospace and Defense","IoT and Embedded Systems","Semiconductor Industry","Robotics and Motion Control"]

Technology advantage

Combines specialized hardware-focused LLMs with real-time component data and engineering knowledge to automate the entire electronics design workflow. Delivers bespoke PCBs at near-material costs while reducing design iterations from months to minutes.

How they differentiate

First AI hardware engineer with text-to-PCB capabilities, browser-native collaborative platform requiring no installation, context-aware AI with direct knowledge of project BOMs and netlists, combined with real-time component data and GitHub-inspired community features

Main competitors

["Altium","KiCad","EasyEDA"]

Key partnerships

["Ultra Librarian","Texas Instruments","Seeed Studio","8VC","Bain Capital Ventures"]

Notable customers

["Fortune 500 manufacturers","Professional hardware teams","Enterprise organizations"]

Major milestones

["Founded in 2019 by Matthias Wagner, Christian Blank, and Lance Cassidy","Raised $12M Seed round led by Outsiders Fund in Oct 2021","Beta launch with browser-native collaborative PCB design platform","Launched Flux Copilot - AI Hardware Design Assistant","Partnership with Ultra Librarian for millions of components","Secured $27M Series B led by 8VC in Feb 2026","Reached 1M+ user sign-ups milestone","6.5M+ devices designed on platform"]

Growth metrics

1M+ sign-ups, 6.5M+ devices designed on platform, world's largest eCAD part library

Market positioning

AI-native EDA platform challenger bridging hobbyist and enterprise markets, offering 10x faster design time from months to minutes with near-material cost PCB production

Geographic focus

North America (San Francisco HQ), with global reach serving hardware teams worldwide

Patents and IP

No registered patents publicly disclosed as of latest update (February 2026)

About Matthias Wagner

Founder and CEO of Flux since 2019. Previously Product Manager at Facebook (Meta) where he led the Moments App team. Mentor at Singularity University and Product Management Instructor at General Assembly. Founded 42media group (won Dell Small Business Excellence Award 2008, German Entrepreneur of the Nation Award 2008). Over 20 years of experience in product and tech roles spanning hardware engineering, AI integration, and entrepreneurship.

Official website: