Onyx Security, an Israeli AI security startup, has raised $113 million in a Series B funding round, achieving a $640 million valuation. The funding, led by Bessemer Venture Partners, comes just four months after the company's stealth launch.
TL;DR
- Onyx Security raises $113M Series B, reaching $640M valuation in four months.
- The startup focuses on securing AI agents for enterprises, with backing from major investors.
- Funding will accelerate AI model development and expand operations in the U.S. and internationally.
What happened
Onyx Security, founded in 2024 by Maxim Bar Kogan and Gil Elbaz, has quickly gained traction in the AI security market. The company's platform enables enterprises to deploy AI agents securely by managing permissions, monitoring activity, and preventing risks associated with autonomous AI systems.
The $113 million Series B funding round, led by Bessemer Venture Partners, follows a $40 million investment round that included a $5 million Seed round and a $35 million Series A. The latest financing values the company at an estimated $640 million, a significant increase from its previous valuation.
Onyx plans to use the new funding to accelerate the development of its next-generation AI models and expand its sales, business development, and marketing operations in the United States and other international markets. The company already employs over 80 people across Israel, the United States, and Canada, and works with several Fortune 500 customers.
Why it matters
The rapid growth and significant funding of Onyx Security highlight the increasing importance of AI security in the cybersecurity landscape. As AI agents become more integral to enterprise workflows, the need for secure deployment and management becomes critical.
For developers and startups, Onyx's success underscores the market potential in AI security. The company's technology, which monitors every stage of an agent's reasoning process, offers a comprehensive solution for detecting, preventing, and remediating malicious or unintended behavior.
Investors see AI security as a burgeoning category with the potential to produce large, independent companies. Onyx's mission to control AI agents aligns with the growing trend of securing AI investments, making it an attractive opportunity for venture capital.
Key facts
- Onyx Security raises $113 million in Series B funding round.
- Company valued at $640 million, a several-fold increase from previous valuation.
- Funding led by Bessemer Venture Partners, with participation from previous investors.
- Onyx's platform enables secure deployment of AI agents for enterprises.
- Company plans to accelerate AI model development and expand operations internationally.
- Onyx employs over 80 people across Israel, the United States, and Canada.
- Founded by Maxim Bar Kogan and Gil Elbaz, both with backgrounds in cybersecurity and AI.
- Onyx already works with several Fortune 500 customers.
Context
The rise of AI agents is reshaping the cybersecurity industry, creating new opportunities for startups like Onyx Security. As AI becomes more prevalent in enterprise workflows, the need for secure and controlled deployment of AI agents is becoming increasingly important.
Onyx's technology offers a comprehensive solution for managing AI agents, addressing the risks associated with autonomous AI systems. The company's rapid growth and significant funding reflect the market's recognition of the importance of AI security.
As AI continues to transform industries, companies that can provide secure and controlled deployment of AI agents will be well-positioned to capitalize on the growing demand for AI security solutions. Onyx Security's success highlights the potential for startups in this burgeoning category.
