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Startup · United States

Kai

HQ San Jose, United States51-200 employees

The Kai Agentic AI Platform does the actual security work, autonomously, continuously, across threat intelligence, exposure management, detection, response and beyond, as one unified pipeline, with machine-speed risk reduction. Get a demo.

Startup
WebsiteLinkedIn
Total raised
$125M
1 round
Last round
$125M
Series A · Mar 10, 2026
Products
1

Products1

Kai Autonomous Defense Platform

An AI-native autonomous defense platform that discovers exposures, validates risk, and remediates threats end‑to‑end at machine speed.

Maturity not rated

Newest unveiled first. Open a product for its milestone timeline, components and sources.

Funding1 round · $125M

Disclosed
$125M
Latest
$125MSeries A · Mar 10, 2026

Totals add known amounts using recorded USD conversions where available; other currencies are shown separately. A ~ marks an estimated amount.

Sources6

Profile3

  1. 1
    DatabaseSixth-Domain public startup directory

    Sixth-Domain · Supports Organization · country, Organization · kind

    “{"country": "USA", "hq_iso2": "US", "id": "51dc7d03-4392-4295-8a1d-93494b9b8429"}”
  2. 2
    DatabaseKai - Crunchbase company profile

    Crunchbase · Supports Organization · employee range, Organization · hq city, Organization · linkedin url

    “employee_range: 51-200 (profile: 51-100)”
  3. 3
    DatabaseKai - LinkedIn company profile

    LinkedIn · Supports Organization · employee range, Organization · linkedin url

    “employee_range: 51-200 (profile: 51-200 employees)”

Products1

  1. 4
    CompanyKai Autonomous Defense Platform | End-to-End Agentic Risk Reduction

    Kai · Supports Organization · description, Organization · name, Organization · website, System

    “The Kai Agentic AI Platform does the actual security work, autonomously, continuously, across threat intelligence, exposure management, detection, response and beyond, as one unified pipeline, with machine-speed risk reduction. Get a demo.”

Funding2

  1. 5
    CompanyKai Emerges from Stealth with $125M, Powering Machine-Speed Defense to Outpace AI-Enabled Adversaries

    PR Newswire · Mar 10, 2026 · Supports Funding round · amount

    “Kai today emerged from stealth with $125 million in funding”
  2. 6
    NewsAI Cyber Startup Kai Raises $125 Million

    The Wall Street Journal · Mar 10, 2026 · Supports Funding round

    “has raised $125 million in a combined seed and Series A round”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.