Kai
Category: AI in Cybersecurity
Kai is an agentic AI cybersecurity platform that autonomously identifies, analyzes, and responds to cyber threats at machine speed, replacing fragmented security tools with a unified AI-native defense system. Kai was founded in 2025. The company is led by Galina Antova. Based in San Jose, California, United States. Team size: 11-50. Total funding raised: $125M. Latest round: Series A. Key investors include Evolution Equity Partners, N47, Silver Buckshot, Chevron Technology Ventures, Entrepreneur Ventures (Los Angeles).
AMW Analysis
Kai is an agentic AI cybersecurity platform, founded in 2025 and based in San Jose, California, that builds autonomous AI agents designed to identify, analyze, and respond to cyber threats at machine speed. Its value proposition centers on replacing fragmented security tools with a unified, AI-native defense system that reasons, adapts, and executes security work end-to-end across both IT and OT environments, aiming to let defenders keep pace with AI-driven attacks without expanding headcount.
The company's news flow to date consists of its emergence from stealth in March 2026, disclosing $125 million in combined seed and Series A funding. Backers named in the profile include Evolution Equity Partners, N47, Silver Buckshot, Chevron Technology Ventures, and Entrepreneur Ventures (Los Angeles). Coverage consistently frames the platform's positioning around unifying IT and OT threat detection and response through autonomous agents rather than the fragmented point-tool approach common in the sector. As a company founded in 2025 with its funding and platform still newly disclosed, the available news flow reflects a single stealth-exit announcement rather than an established track record of subsequent product or partnership milestones.
AMW analysis, generated from 3 tracked news signals.
- Founded
- 2025
- Headquarters
- San Jose, California, United States
- Team size
- 11-50
- Total funding
- $125M
Value proposition
Kai replaces fragmented security tools with autonomous AI agents that reason, adapt, and execute security work end-to-end at machine speed, enabling defenders to outpace AI-driven attacks without scaling headcount.
Products and solutions
Kai Agentic AI Cybersecurity Platform — an AI-native autonomous defense platform that unifies threat intelligence, exposure management, vulnerability assessment, threat detection, incident response, application security, identity security, threat modeling, cyber asset enrichment, risk profiling, shadow IT/OT discovery, regulatory compliance automation, and log optimization into a single agentic pipeline.
Unique value
The first agentic AI cybersecurity platform built from the ground up (not AI bolted onto legacy tools) that autonomously executes the full security workflow — from threat intelligence to remediation — at machine speed with human-expert accuracy.
Target customer
Fortune 500 and Global 2000 enterprises across energy, pharmaceuticals, automotive, hospitality, and other critical infrastructure sectors; enterprise security teams managing hybrid IT/OT environments.
Industries served
Energy, Pharmaceuticals, Automotive, Hospitality, Critical Infrastructure, Enterprise IT/OT
Technology advantage
Built on Claude (Anthropic) via AWS Bedrock; PhD-level AI research team; agentic architecture that processes 250M+ vulnerabilities in 20 hours with 83% false positive elimination; 99.5% false positive elimination on SCA findings; autonomous zero-day response in minutes vs. days/weeks; Chevron Technology Ventures Catalyst Program graduate validating capabilities in complex operational environments.
How they differentiate
Unlike traditional security tools (SIEM, SOAR, XDR) that operate in silos with AI bolted on, Kai was built AI-native from the ground up. Its agentic AI platform replaces fragmented tool stacks with a unified pipeline where AI agents autonomously reason, prioritize, and execute across threat intelligence, exposure management, detection, and response — collapsing categories rather than adding another tool.
Main competitors
Palo Alto Networks Cortex XSIAM, CrowdStrike Falcon (with Charlotte AI), Microsoft Security Copilot
Key partnerships
Anthropic (Claude platform via AWS Bedrock — case study published), AWS (Amazon Bedrock), Chevron Technology Ventures (Catalyst Program graduate), Evolution Equity Partners (lead investor)
Notable customers
Fortune 500 and Global 2000 companies across energy, pharmaceuticals, automotive, and hospitality (including Chevron via Catalyst Program), specific named customers include Snam (Andrea Chittaro, Chief Security & Cyber Officer), Marriott (Nitu Parimi, Director Cloud Architect), DoorDash (Nick Reva, Director Engineering Security), Phlow (Juan Piacquadio, CIO)
Major milestones
Founded 2025 by Galina Antova (ex-Claroty) and Dr. Damiano Bolzoni (ex-SecurityMatters), Emerged from stealth March 2026 with $125M in combined Seed + Series A funding, Generated seven-figure bookings within first 10 months of operation, Graduated from Chevron Technology Ventures Catalyst Program, Published case study with Anthropic demonstrating 250M vulnerabilities triaged in 20 hours, Multiple Fortune 500 customers signed
Growth metrics
Seven-figure bookings in first 10 months; 250M+ vulnerabilities triaged in 20 hours; 99.5% false positive elimination rate; multiple Fortune 500 customers across 4+ verticals
Market positioning
Kai positions itself as a category-defining rebuild of cybersecurity from first principles — not an incremental improvement to existing tools. It targets the gap between AI-powered attackers moving at machine speed and human-limited defenders stuck with fragmented, manual workflows. The company differentiates by being AI-native (not AI-enhanced legacy) and by unifying IT and OT security.
Geographic focus
North America (headquartered in San Jose, CA); global enterprise reach
About Galina Antova
Ex-IBM (Software Group, Cloud Services); Ex-Siemens (Global Head of Industrial Security Services); Co-founder of Claroty ($3B industrial cybersecurity company)
Latest news about Kai
- Cybersecurity startup Kai has emerged from stealth with $125 million in combined seed and Series A funding to build an agentic AI security platform that autonomously detects and responds to threats ac
- Kai emerged from stealth with $125 million in combined seed and Series A funding to build the first agentic AI cybersecurity platform capable of autonomously detecting and responding to threats at mac
- Kai emerged from stealth with $125M for an agentic AI platform unifying IT and OT cybersecurity. Founded by Claroty co-founder Galina Antova, the company deploys autonomous AI agents that reason, act,
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Official website: https://www.kai.security