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Enact

YC S26

San Francisco, US · Founded 2026 · 2 employees · 4 known investors

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Enact provides post-training data for robotics and physical AI models, running policies on tasks to find failure states and generating targeted demonstration and recovery datasets. It also evaluates model performance in-house to confirm the data resolves those failures.

Also known as EnactLabs, Inc.

Advanced ManufacturingAI & Machine LearningData & InfrastructureRoboticsReinforcement LearningAIUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (S26)

Enact was founded in 2026 by Govind Chada and James Stevens.

GCGovind Chada
Govind ChadaCo-Founder / CTOFounder of Enact, Govind Chada previously conducted robotics research in Chelsea Finn's IRIS Lab at the Stanford AI Lab and worked at Meta Reality Labs.
JSJames Stevens
James StevensCo-Founder / CEO (YC S26)Founder and CEO of Enact. He was an early engineer at a startup that scaled to $1.5B in assets under management, and holds a Management Science & Engineering degree from Stanford.

Investors · 4

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us

Arka Venture LabsreportedMumbai · $100K – $500K

How we know: open dataset · 5k.vc investor directory · Not right? Tell us

RobinhoodreportedMenlo Park

How we know: Y Combinator's founder network · Not right? Tell us

Related companies · 4

TopologicalTopological develops physics-based foundation models for CAD optimization to help hardware engineering teams accelerate their design and optimization workflows. The platform generates efficient designs for complex mechanical problems by understanding physics, geometry, and manufacturability constraints.
Cortex AICortex Robot builds datasets for embodied AI and robotics, including egocentric video data from real workplaces and robot trajectories for training physical intelligence systems. The company serves robotics developers and AI researchers building foundation models and world models for embodied tasks.
SynthSynth provides tools for applied AI research and development, enabling developers to build prototypes, run evaluations, and optimize AI software both locally and on cloud infrastructure. The platform combines open-source components with managed cloud services.
UnifyUnify provides AI agents that handle routine business tasks across communications, sales, operations, and engineering by executing pre-built workflows or custom automation. The service serves tech-focused companies and teams looking to offload administrative and repetitive work.

Companies working in the same space as Enact.

Legal entities · 1

corporate structure
EnactLabs, Inc.

In the news

Enact: post-training infrastructure for robotics modelsycombinator.com · Aug 2026

Frequently asked questions

What does Enact do?
Enact provides post-training data for robotics and physical AI models, running policies on tasks to find failure states and generating targeted demonstration and recovery datasets. It also evaluates model performance in-house to confirm the data resolves those failures.
Who founded Enact?
Enact was founded by Govind Chada, James Stevens in 2026.
Who are Enact's investors?
Enact's investors include Collaborative Fund, Y Combinator, Arka Venture Labs, Robinhood.
Where is Enact headquartered?
Enact is headquartered in San Francisco, US.