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645 Ventures

Active VC
Portfolio Active
4
Latest Cube
Deal flow
$63.7M
4 rounds
Unicorns
0
≥ $1B valuation
Founded
—
Latest
Mar 2026
Variance

About 645 Ventures

Venture capital firm tracking 4 AI investments, with focus on AI Compliance and US startups. Total tracked deal flow: $63.7M.

Sector focus

✅ AI Compliance 1
🚨 AI Fraud Detection 1
🛢️ AI Data Engineering 1
🏦 AI Finance 1
📊 AI Analytics 1
💰 AI Sales 1

Geographic focus

US 2

Portfolio

4

Cube

The universal semantic layer for data and AI

Variance

Agentic AI investigators for fraud, risk and compliance

Attention

Accend

Co-investors

8

Y Combinator

2 shared

Alven

1 shared

Adverb Ventures

1 shared

Decibel

1 shared

Eniac Ventures

1 shared

Okta Ventures

1 shared

Urban Innovation Fund

1 shared

Ten Eleven Ventures

1 shared

Recent rounds

4
Mar 31, 2026 Series A $21.5M Variance
Series B $25M Cube
Series A $14M Attention
Seed $3.2M Accend