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NIST expands pre-release AI model testing to Google, Microsoft, and xAI

Federal model testing expanded beyond OpenAI and Anthropic to include Google, Microsoft, and xAI before major releases.

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Why it matters for builders
• Frontier model launches increasingly include external review and safety evaluation.
• Enterprise AI teams should expect buyers to ask for evidence, not assurances.
• Model-release governance is becoming part of platform procurement.

Builder take
• Maintain release notes, eval results, risk decisions, and incident history for every production AI workflow.