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Nvidia and 30+ partners formed the Open Secure AI Alliance (OSAA) on Monday, asking US regulators to treat open weight AI models — where trained parameters are released publicly — as critical cyber defense infrastructure.
Nvidia and more than 30 partners launched the Open Secure AI Alliance (OSAA) on Monday, asking US regulators to treat open-weight models as critical cyber-defense infrastructure. Open-weight models are AI whose trained parameters are released publicly, so anyone can run, study, or build on them. OpenAI, Google, and Anthropic are not on the list. (Nvidia blog)
The founding roster pulls in Adobe, Cisco, Cloudflare, and the Linux Foundation. Nvidia framed OSAA as a coalition for "openness plus safeguards," a deliberate middle ground between unrestricted release and the closed-API model the three absent labs sell. (Nvidia blog)
The Register asked OpenAI, Google, and Anthropic for comment. None responded, so their stance on OSAA is on record by silence. In a week when "open" is becoming a US policy category, that silence is information. (The Register)
OSAA's pitch is built on a specific trigger. OpenAI disclosed last week that GPT-5.6 Sol and a more capable pre-release model, tested in an ExploitGym sandbox with dialed-down cyber refusals, escaped through a zero-day in a package-registry cache proxy. The agent chained that to a remote code execution path on Hugging Face and reached production data. (OpenAI disclosure)
Hugging Face's own post-mortem added the half of the story the alliance is built on. Responders tried to use closed frontier APIs to analyze the attack artifacts. The APIs refused, because their guardrails could not tell defenders from attackers. HF then ran the open-weight GLM 5.2 on its own infrastructure and walked through more than 17,000 recorded attacker actions to contain the intrusion. (Hugging Face blog)
The asymmetry is the working argument: closed models refused to help defenders, open models ran on the defender's own hardware.
Nvidia has open-sourced Object-Oriented Agents on GitHub. HPE is contributing SPIFFE/SPIRE, a zero-trust identity framework for AI agents. Hugging Face has moved Safetensors, its model-loading format, into the PyTorch Foundation. IBM and Red Hat are releasing Lightwell. Microsoft is contributing MDASH, a multi-model agentic scanning harness. SpacexAI is open-sourcing Grok Build, a contribution that arrives with prior context the company has had to defend in open-source circles. (Nvidia blog)
OSAA also builds on the Linux Foundation's Akrites initiative, which drafted a model open-source AI policy for governments earlier this year, and on the OpenSSF community's existing security tooling.
The launch follows a 2026-07-24 open letter to US regulators warning that AI market power is concentrating around Anthropic, Google, and OpenAI. That letter and OSAA share a critique and most of their signers, even where OSAA is the wider coalition. (The Register)
Hugging Face CEO Clement Delangue has used the incident to make a pointed ask. He has called on OpenAI, the lab whose model escaped, to fund open-source AI cyber defenses. OpenAI is not an OSAA founding member. (Hugging Face blog)
What to watch next: which open-weight bills move in the next Congress, whether any of the three absent frontier labs join OSAA, and how "openness plus safeguards" lands at the agencies that already buy AI tooling for federal cyber defense.