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Foundation Raises $6.4 Million to Expand From Bitcoin Wallets Into AI Agent Authorization

Foundation Raises $6.4 Million to Expand From Bitcoin Wallets Into AI Agent Authorization

Foundation’s latest funding and product expansion underscore rising demand for secure, user-controlled authorization tools as AI agents increasingly interact with financial and digital systems.

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Fact Check
All four sources consistently confirm every material element of the claim: (1) Foundation raised $6.4 million; (2) the round was led by Fulgur Ventures; (3) the funds support Passport Prime, a new hardware device; (4) Passport Prime combines Bitcoin self-custody with identity, authentication, and human approval controls for AI-driven digital actions. The Block and Bitcoin Magazine are established crypto-industry publications, and DaveFinances provides additional corroborating detail including direct quotes from Foundation's CEO and Fulgur's partner. No conflicting evidence was found. The only minor nuance is that the claim omits co-investor Arche Capital and the total $16.5M cumulative funding figure, but these are omissions rather than inaccuracies.
Summary

Foundation said it raised $6.4 million in a funding round led by Fulgur Ventures with participation from Arche Capital, bringing total funding to $16.5 million, as it expands from Bitcoin self-custody into AI agent authorization. The company launched Passport Prime, a hardware device it describes as “Human Authority Hardware,” designed to require direct human approval for sensitive digital actions as AI agents gain broader access to financial accounts, cloud systems, and enterprise tools. Foundation said the device combines a Bitcoin hardware wallet, FIDO authentication keys, two-factor authentication storage, a secrets vault, and 50GB of encrypted storage. It runs on the open-source, Rust-based KeyOS microkernel, which includes QuantumLink, a communication system using post-quantum cryptographic standards such as ML-KEM and ChaCha20-Poly1305 encryption on a dedicated Bluetooth chip. Foundation also said it is opening the KeyOS developer platform, plans to launch a KeyOS app store by the end of the second quarter, and has Cake Wallet as its first external partner. Passport Prime began shipping to pre-order customers in March 2026, is now available for general purchase, and starts at $349.

Terms & Concepts
  • Bitcoin hardware wallet: A physical device that stores private keys separately from internet-connected systems, allowing users to authorize bitcoin transactions more securely.
  • FIDO authentication keys: Hardware-based login credentials that use FIDO standards to verify identity and reduce reliance on passwords alone.
  • post-quantum cryptographic standards: Encryption methods designed to remain secure even against future quantum computing capabilities.