RECENT FUNDING
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  3. Fabraix

Fabraix

AI agentsCybersecurityY Combinator
Latest funding

Pre Seed ·

Amount not disclosed in a source on record.

Funding history ↓
Website: fabraix.com.
X: @fabraixhq · 522 followers.
LinkedIn: linkedin.com.
Categories: AI agents Cybersecurity.
Sectors: red-teaming for AI agents.
Subcategory: AI agent red-teaming.
Stage: Pre Seed.
Based in: San Francisco, United States.
Last round: Sep 11, 2026 · 62 days ago.
Team: 3 people on the team page.
On Recent Funding since: Sep 11, 2026.

Signals

X account@fabraixhq · created Jan 31, 2026 (9 months old) · 522 followers
Website registeredApr 13, 2025 (19 months old)
TIMELINE · MILESTONES

Fabraix | 516 days from website to first raise on record

@fabraixhq·1 round·2 signals before the first raise
MAYAUGNOVFEBMAYAUGNOV||WEBSITE CREATED · APR 13, 2025||X ACCOUNT CREATED @FABRAIXHQ · JAN 31, 2026Pre Seed · Sep 11, 2026PRE-SEED · SEP '26

One step per dated milestone. Pins are dated signals; hover the icons for dates.

Funding rounds

  1. Pre Seed · amount undisclosed
    YY Combinator
  2. X account created
  3. Website created

Founders and team

Investors

Companies like Fabraix

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/fabraix (get a free API key).

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