F5 to Acquire CalypsoAI for $180 Million

F5 is buying CalypsoAI for its adaptive AI inference security solutions, which will be integrated into its Application Delivery and Security Platform.

Security and application delivery solutions provider F5 on Thursday announced plans to acquire AI security firm CalypsoAI for $180 million.

CalypsoAI has developed a platform designed to use agentic red teaming, real-time defenses, and automated security enforcement to secure AI at inference (ie, while the AI is in a live, operational state).

Specifically, CalypsoAI’s platform can provide adaptive protection against prompt injection and jailbreaks, while also detecting and preventing sensitive data leakage from AI systems.

F5 plans on integrating these capabilities into its Application Delivery and Security Platform (ADSP).

All shares of CalypsoAI, a company based in Ireland and the United States, will be acquired by F5 for $180 million, mainly in cash. The deal is expected to close later this month. CalypsoAI has raised over $40 ...