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Bonsai software

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Provides automated management of machine learning algorithms and libraries

Berkeley, United StatesFounded 2014AI
Valuation $25–50M Last recorded · 2017
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About Bonsai software

Bonsai AI, Inc. was a Berkeley, California-based artificial intelligence startup founded in 2014 by Mark Hammond and Keen Browne, both former Microsoft employees. Hammond, the CEO, brought a deep interest in cognitive science and neural systems, holding a degree in the field from Caltech and having worked in the Yale Neuroscience Department. Browne, who served as Head of Product, contributed his experience from four years in Microsoft's developer division. The founders' vision was to simplify the complex field of AI, making it accessible to developers and subject matter experts who lacked deep machine learning expertise.

The company developed a general-purpose, deep reinforcement learning platform designed for enterprises, particularly those utilizing industrial control systems. Its primary market included sectors such as robotics, energy, HVAC, and manufacturing. Bonsai's business model revolved around abstracting away the low-level complexities of artificial intelligence, allowing developers to program AI models without needing to build neural networks from scratch. This was achieved through a novel technique called "Machine Teaching," which combined human expert knowledge with machine learning to guide the training process. The platform featured a special-purpose programming language called Inkling and an AI Engine that would automatically generate, train, and host the necessary models. This allowed users to deconstruct complex problems and curate training data, often within rich simulation tools, to teach AI "brains" how to perform control and optimization tasks.

Prior to its acquisition, Bonsai had raised $13.6 million from investors including Microsoft's venture arm M12, NEA, ABB, Siemens, and Samsung Next. The platform demonstrated significant efficiency gains, such as training a simulated robotic arm 45 times faster than competing approaches and helping Siemens auto-calibrate a CNC machine 30 times faster. In a significant milestone, Microsoft acquired Bonsai in June 2018 for an undisclosed amount, integrating its 42 employees into the AI and Research group. The acquisition was a strategic move for Microsoft to create an end-to-end toolchain for building autonomous systems. Bonsai's platform was combined with Azure Machine Learning, Azure Cloud, and Project Brainwave to empower developers to build, operate, and manage "brains" for autonomous systems deployed via Azure IoT.

Source: Dealroom company data

At a glance

Founded
2014
Headquarters
Berkeley, United States
Sector
AI

Investors

8 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed3 investors entered at this stage

  • Neu Venture Capital
  • Forum Ventures
  • NEA

Series A5 investors entered at this stage

Team profiled 16 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
5 countries with
team presence
🇮🇳 India37.5%
🇺🇸 United States25%
🇮🇩 Indonesia12.5%
🇵🇹 Portugal12.5%
🇵🇭 Philippines12.5%
5 countries shown

Market sentiment

Posts on X, past 7 days

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Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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