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F5 Announces Acquisition of CalypsoAI for AI Security Solutions

F5 Networks (FFIV) | September 11, 2025

By Yara Phillips

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F5, a global leader in delivering and securing apps, announced the acquisition of CalypsoAI for AI security solutions.

CalypsoAI's platform enhances threat defense and data security for enterprises deploying AI applications.

The integrated capabilities will strengthen F5's Application Delivery and Security Platform for securing AI inference.

Advanced AI Security Solutions

CalypsoAI's adaptive AI security solutions provide real-time threat defense and guardrails for AI apps.

Dynamic Attack Surface

Enterprises face challenges securing the dynamic AI stack, requiring purpose-built models for AI interactions.

Transaction Details

F5 to acquire CalypsoAI for $180 million, financed primarily with cash, expected to close in F5's Q4 FY2025.

  • CalypsoAI's security capabilities aim to protect against new AI threats like prompt injection and data leakage.
  • The acquisition enhances F5's ability to deliver innovative AI solutions while minimizing risks and compliance gaps.

The acquisition of CalypsoAI marks a strategic move by F5 to bolster AI security offerings, addressing the evolving needs of enterprises embedding AI into their operations.