Cotool event page · Jul 2026
Cotool published a Black Hat USA 2026 event page inviting security leaders to meetings, demos, and breakfast sessions in Las Vegas.
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Cotool is a 2025-founded, San Francisco-based cybersecurity startup building an AI-native SecOps platform that turns security work into natural-language agents for detection, response, threat hunting, and automated investigations.
Primary product
AI agent harness / AI operating system for security operations teams
Founded
2025
Headquarters
San Francisco, CA, United States
Team size
1-10 employees
Industry
Computer and Network Security
Sub-industry
AI-native security operations automation / SecOps agents
Offices
0 jobs at Cotool
Check back later for new openings
Business model
Stage
Seed
Total raised
$7.4M
Latest round
Seed · Mar 2026
Latest amount
$7.4M
Mar 2026 · Andreessen Horowitz (a16z)
Aug 2025 · 515 Ventures
Apr 2025 · Y Combinator
Leadership
Co-founder & CEO
Co-founder & CTO
Co-founder, CPO & Head of AI
Founding Product Engineer
Investors
Practitioner-first and security-engineer-centric, with a strong emphasis on speed, reducing alert fatigue, eliminating repetitive work, and giving defenders machine-speed workflows without forcing rigid vendor processes.
Compensation
Public hiring signals point to competitive salary and equity, plus healthcare, dental, and vision coverage, unlimited PTO, team off-sites twice a year, and an unlimited token budget.
Benefits
Pricing
Public pricing is not disclosed; sales appear demo-led and enterprise-oriented.
Differentiators
Technology
Customers
Competitors
Estimated revenue
Sub-$1M ARR; the most concrete public estimate found is about $330K ARR, while other directory estimates are higher.
Estimated monthly visits
2.7K
Traffic estimate as of Jun 2026
Cotool event page · Jul 2026
Cotool published a Black Hat USA 2026 event page inviting security leaders to meetings, demos, and breakfast sessions in Las Vegas.
Cotool blog · Apr 2026
Cotool introduced BlueBench, a real-intrusion benchmark for defensive security operations, and reported results from evaluating frontier models on macOS intrusion data.
Cotool blog · Mar 2026
Cotool announced a $7.4M seed round led by Andreessen Horowitz, with participation from WndrCo, Y Combinator, and angels from security and infrastructure companies.
Axios · Mar 2026
Axios independently reported Cotool's $7.4M seed round led by Andreessen Horowitz and framed the deal as part of a broader investor push into cybersecurity startups.
Homebrew · Mar 2026
Homebrew highlighted Cotool's early customer traction and reiterated that the company was already in production with teams such as Ramp and EliseAI.