Gray Swan
Gray Swan is a cybersecurity company specializing in AI Security, founded in 2023 and headquartered in Pittsburgh, United States. It has raised $40M in equity across 1 priced round, employs about 96 people, and is privately held.
#9AI Security Pacesetter· Q3 2026updated Oct 17, 2026
Latest Gray Swan news and company activity
What Gray Swan did, dated — selected moves from the record, one per kind, newest first.
- Oct 2026PartnershipGray Swan Launches IPI Black Red-Teaming Challenge with $300K Prize Pool
- Aug 2026Feature launchGray Swan Launches Indirect Prompt Injection August Competition in Arena
- May 2026Funding roundGray Swan AI raises $40M Series A
- Apr 2026Exec changeNick Winter (VP Product & Growth) and Liv Porter (Founding AE) depart Gray Swan
Gray Swan Momentum score
76/ 100climbing
Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.
Gray Swan funding
Gray Swan has raised $40M in priced equity. Its most recent round was a Series A in May 2026. 2 investors are on record, including Madrona and Wing Venture Capital.
- Equity raised
- $40M1 priced round
- Last round
- Series AMay 2026
Gray Swan employees and hiring
As of September 2026, Gray Swan has about 96 employees, up 9% over the last 30 days, with 25 open roles.
- Employees
- 96
- 30-day change
- +9%
- Open roles
- 25
Gray Swan competitors
Competitors of Gray Swan include TestSavant. The full competitive set, with overlap scoring, is in the platform.
ranked by CybersecTools comparison demand, 90 days
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Gray Swan CISO Score
How Gray Swan reads to a CISO buyer: seven dimensions of the Mandos Framework, scored through the eyes of a security buyer.
