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MoneyThe story, in brief

White Circle raises $11M to help companies secure and monitor AI model behavior

$11M. That's what White Circle just raised to stop AI models from breaking under a single prompt.

Reporting by SiliconAngle 1 min brief
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Capital and the next generation of AI ventures.AI illustration by KeyNews
The KeyNews take

Why it matters

AI safety and model monitoring is moving from research to venture-backed products. White Circle's seed round—backed by OpenAI and other industry leaders—signals that securing model behavior against adversarial attacks is now a business priority for enterprises.

The key facts

5 to know

  1. White Circle (Pumpkin Intelligence Inc.) raised $11M seed funding

  2. Round backed by OpenAI Head of Developer Experience Romain Huet and other industry leaders

  3. Company focuses on AI guardrails and model monitoring

  4. Founder demonstrated ability to break most models with single prompt

  5. Announced May 12, 2026

Go to the source

SiliconAnglesiliconangle.com

Publisher excerpt: Artificial intelligence guardrail and monitoring startup Pumpkin Intelligence Inc., which operates as White Circle, announced today it raised $11 million in seed funding from a who’s who of AI leadership after its founder showed it was possible to break most models with a single prompt. Some of the…
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