Lightning AI

Lightning AI, formerly known as Grid AI, is the creator of PyTorch Lightning, a framework to build AI systems based on PyTorch.

Lightning AI aims to help machine learning engineers work more efficiently.

Lightning AI was founded in 2019 by William Falcon and Luis Capelo. The company is headquartered in New York, New York.


Lightning AI introducing a frictionless way to build AI-powered products and services as apps composed of modular components that are seamlessly integrated and connected.


Lightning AI’s suite of extensible open-source components and apps simplifies the underserved space and helps advance the widespread adoption of AI technology.


Lightning AI takes the principles that have made PyTorch Lightning one of the fastest-growing open-source projects in history - simplicity, modularity, and sustainability - and applies them to the task of unifying the entire AI development and infrastructure lifecycle.


Lightning AI is backed by Index Ventures, Coatue, Bain Capital Ventures, First Minute Capital, Mantis VC, and others. The company raised $40M in Series B round on Jun 16, 2022. This brings Lightning AI's total funding to $58.6M to date.



  • Year founded: 2019
  • Funding Info: $58.6M over 2 Rounds (Latest Funding Type: Series B)
  • Yearly Revenue: NA
  • Employee Size: 11-50
  • Business Valuation: NA
  • City/Town: New York City
  • State: New York
  • Country: United States
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