Funding record · 2025 / 12
7AI raises $130M Series A for security operations
Announced 4 December 2025 · Recorded 8 September 2026 · Last verified 8 September 2026
7AI, a security operations company based in Boston, United States, raised $130M in a Series A announced on 4 December 2025, led by Index Ventures, Blackstone Innovations Investments and Greylock with two others. Its disclosed equity funding is now $166M across 2 rounds.
- Amount
- $130M
- Round
- Series A
- Announced
- 4 December 2025
- Lead investors
- Index Ventures, Blackstone Innovations Investments, Greylock, CRV, Spark Capital
- Sources on record
- 4blog.7ai.com
From the source
7AI Raises $130 Million Series A, Largest Cybersecurity A Round in History
7AI announced a $130 million Series A funding round led by Index Ventures with participation from Blackstone Innovations Investments. This is the largest Series A in cybersecurity history. The funding brings total raised to $166 million. In 10 months since emerging from stealth in February 2025, 7AI's agents have processed 2.5+ million alerts and completed 650,000+ security investigations. Shardul Shah from Index Ventures joined the board. The company plans to expand its AI Security Engineering and go-to-market teams through a channel-first model.
blog.7ai.com · 4 December 2025 ↗The Mandos read
What the record says about 7AI
- Momentum 76 / 100 · Acceleratinglocked →
pillars in the platform
- 110 employees · up 6% last month · 23 open roleslocked →
history and breakdowns in the platform
- Exit Readiness: Lowlocked →
Tested against 751 past exits in the Mandos record: 43% sat in Watch or Elevated 2 years before. Companies in Elevated exited at 3.1× the record's rate.
- Buyers most often compare 7AI with Simbian, Sevii and Command Zero and 5 morelocked →
the full set in the platform
Funding history
7AI funding on record
7AI has raised $166M in priced equity. Its most recent round was a Series A in December 2025.
Latest round on record: Series A, Dec 2025.
7AI funding on the profile →Related rounds
Other verified cybersecurity rounds
Also in Dec 2025
Most recent five, same month
In the platform
The round is the fact. The read is the product.
Every round, investor and correction for 7AI, the competitors buyers weigh it against, hiring by department, and an alert when the next thing happens.
The same record answers in Claude, ChatGPT and Cursor through the Mandos MCP server.
The Mandos Brief
Cybersecurity funding, deals and moves, every Monday.
FAQ
Questions people ask
- How much did 7AI raise in its Series A?
- 7AI raised $130M in a Series A announced on 4 December 2025.
- Who invested in 7AI's Series A?
- The round was led by Index Ventures, Blackstone Innovations Investments, Greylock, CRV, Spark Capital.
- What does 7AI do?
- 7AI is a cybersecurity company specializing in Security Operations, founded in 2024 and headquartered in Boston, United States.
