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.
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 knowWhite Circle (Pumpkin Intelligence Inc.) raised $11M seed funding
Round backed by OpenAI Head of Developer Experience Romain Huet and other industry leaders
Company focuses on AI guardrails and model monitoring
Founder demonstrated ability to break most models with single prompt
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…