Thread AI provides enterprises with infrastructure to design and manage artificial intelligence workflows.
Thread AI offers enterprises a platform to build and manage workflows involving AI models, APIs, databases and applications. Its Lemma platform includes workflow orchestration, human oversight, data processing, model fallback and security features. Founded in 2023 by Angela McNeal and Mayada Gonimah, the company is based in New York and is at Series A stage. In June 2025, it raised USD 20 million led by Greycroft Partners, with participation from Index Ventures, Scale Venture Partners, Plug and Play Ventures, Meritech Capital Partners and Homebrew.
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