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The Interaction Company of California, which posts on X as @interaction, is a California-based AI startup co-founded by Marvin von Hagen and Felix Schlegel. It is best known for Poke, a personal assistant reached through messaging apps such as iMessage, WhatsApp and Telegram, which launched publicly in March 2026 after a $15 million seed round led by General Catalyst. In July 2026 the company was acquired by Cognition in a deal reported at a low nine-figure valuation, with its interaction model and personality folded into Cognition's products.

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