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Tinfoil develops private and secure AI services and infrastructure.
Founded in 2024 and based in San Francisco, US, Tinfoil develops secure AI tools for private chat, data analysis, and journaling, using hardware-backed security and cryptographic verification. Its services support organizations integrating private data into AI applications. In May 2026, it raised an undisclosed amount of venture funding from Tekedia Capital to develop infrastructure for private AI workloads.
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