Agentic Security Firm 7AI Raises $130 Million

Established in 2024 by Cybereason co-founders Lior Div and Yonatan Striem-Amit, the company has raised a total of $166 million in funding.

Boston, Mass-based agentic cybersecurity firm 7AI today announced a $130 million Series A funding round.

The company has developed specialized AI agents to take over essential ‘non-human work’, such as enriching signals, triaging alerts, searching for known threats, and correlating telemetry.

Led by Index Ventures, with participation from new investor Blackstone Innovations Investments, the Series A funding comes just ten months after the company launched from stealth (February 2025) and brings the total amount raised to $166 million.

7AI explained that its autonomous ‘swarming agents’ can categorize threat alerts (whether they are cloud, email, identity, or EDR threats) and then dispatches the appropriate agents.

Established in 2024 by Cybereason founders Lior Div and Yonatan Striem-Amit, 7AM says the Series A funding will expand its AI Security Engineering and ...