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OpenAI Restricts GPT-5.6 Preview to US Government-Vetted Users

6/27/2026

OpenAI has launched a limited preview of GPT-5.6, a new model the San Francisco-based company says carries powerful cybersecurity capabilities, with access gated to users who have been vetted by the US government.

The move marks a sharp departure from OpenAI's typical public rollout playbook and signals the company is treating this release as sensitive national-security infrastructure rather than a consumer product.

Government Vetting as the New Moat By conditioning access on US government clearance, OpenAI is effectively drawing a line between what it considers general-purpose AI and something closer to dual-use technology.

That distinction matters commercially: it positions GPT-5.6 as a procurement-grade product rather than a subscription tier, routing it into a spending category where contracts are larger, cycles are longer, and switching costs favor incumbents.

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