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Haize Labs

Haize Labs

Private
New York City, New YorkCybersecurityhttps://haizelabs.com/

Last Round

Seed

Dec 2, 2025

Est. Valuation

$100M

Total Funding Raised

$25.5M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Haize Labs is an enterprise software company that provides an AI reliability platform for automated stress testing, red-teaming, and monitoring of large language models.

Sector

Cybersecurity

Verticals

Application Security, Vulnerability Management, NLP & Conversational AI

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS, Services & Consulting

AI Layer

Infrastructure

Keywords

AI red teamingAI safetyLLM securityAI agent securityAI guardrailsadversarial testingvulnerability managementautomated testingAI complianceLLM evaluationmodel hardeningAI infrastructurejailbreak testingSafety Detector APIAPI

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Haize Labs Comparables

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Haize Labs comparables — related companies by embedding similarity
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Gray Swan
85%
SnowCrash Labs
85%
Patronus AI
84%

Haize Labs Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedDec 2, 2025
AcceleratorNov 11, 2024
SeedAug 5, 2024

Key People

Founding team and executive leadership

Leonard Tang

Co-founder, CEO

Founding Team

Haize Labs Investors

Notable investors and investment history

Haize Labs investors
InvestorRounds
AI GrantAccelerator
General CatalystSeed
Juniper VenturesSeed
Soma CapitalSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 27, 2026

    Monthly visitors increased 35% MoM.

  • Dec 2, 2025

    $13M raised in Seed round.

Recent news

Latest coverage and updates

  • receives_financingSep 18, 2026

    Haize Labs, Inc. receives financing of $12.5M in Seed.

Haize Labs Filings

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Haize Labs filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about Haize Labs's valuation, stock price, and market status.

Is Haize Labs a public or private company?

Haize Labs is a private company.

What is the current stock price of Haize Labs?

Haize Labs is a private company with no public stock price. No recent secondary market data is available.

How much is Haize Labs worth (valuation)?

Haize Labs's valuation is estimated at $100.0M based on funding round data.

Can I buy Haize Labs stock?

Haize Labs shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Haize Labs's last funding round?

Haize Labs's most recent funding round was Seed on December 2, 2025.

Who are the main investors in Haize Labs?

Key investors in Haize Labs include General Catalyst.

Will Haize Labs IPO soon?

No public IPO plans have been announced for Haize Labs.

How can I track Haize Labs secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Haize Labs's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersNew York City, New York
Employee Range12
Year Founded2023
Last FundingDec 2, 2025

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