CalypsoAI is a funded company based in San Mateo, California, and Dublin, Ireland, founded in 2018 by Neil Serebryany. It operates in the Artificial Intelligence Security industry, providing solutions that enable enterprises and governments to securely and responsibly deploy generative AI and large language models. CalypsoAI has raised a total of $38.2 million in funding, with its latest valuation at $180 million. The company has been recognized as a 2022 Gartner® Cool Vendor in AI Core Technologies and was named among the top 15 Most Innovative Companies in Artificial Intelligence for 2025 by Fast Company. In September 2025, F5 announced its intention to acquire CalypsoAI to bring advanced AI guardrails to large enterprises.
CalypsoAI Corporate Details & Core Services
CalypsoAI is a leader in AI security, providing solutions that enable enterprises and governments to securely and responsibly deploy generative AI and large language models. Their platform offers testing, validation, and monitoring to ensure AI systems deliver intended outcomes while mitigating cybersecurity risks.