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Pangram Labs, Inc.

Category: AI Safety

Pangram Labs develops technology to accurately detect AI-generated content, including tools for text analysis and content verification. Pangram Labs, Inc. was founded in 2023. The company is led by Max Spero. Based in New York, NY, USA. Team size: 11-50. Total funding raised: ~$13 Million. Latest round: Seed. Key investors include Menlo Ventures (Jul 2026 Seed lead), ScOp (2025 Seed lead), Script Capital, Cadenza, Haystack VC (Pre-seed lead).

Founded
2023
Headquarters
New York, NY, USA
Team size
11-50
Total funding
~$13 Million

Value proposition

To provide the most reliable AI detection technology that adapts to evolving AI models, maintaining content legitimacy, and mitigating risks from synthetic media.

Products and solutions

Pangram 4 AI text detector (mixed/AI-assisted scoring), Pangram Image (AI image detection, research preview), API, Chrome extension (X/LinkedIn/Substack/Reddit/Medium), plagiarism checker, LMS integrations (Canvas, Google Classroom)

Unique value

Pangram's advanced detection methods are based on a unique training process that employs synthetic mirrors of challenging documents, enabling a dynamic and adaptive model.

Target customer

Businesses, educational institutions, and media organizations that need to ensure the authenticity of written content.

Industries served

Education & Academia, Media & Publishing, Business & Enterprise (e.g., assessing public reviews), Online Platforms

Technology advantage

With an emphasis on accuracy and a near-zero false positive rate, Pangram's model improves through a feedback loop that incorporates confusing edge cases, setting it apart from more generic detection tools.

How they differentiate

Pangram stands out due to its focus on accuracy with the latest generative AI models, serving broader enterprise use cases beyond academic applications.

Main competitors

Originality.AI, GPTZero, Copyleaks, Turnitin, Winston AI

Key partnerships

Quora, NewsGuard, Substack, The EdUp Experience (sponsored series on Academic Integrity)

Notable customers

Quora, NewsGuard, Substack

Major milestones

Rebranded from Checkfor.ai to Pangram Labs (2024)., Closed ~$4M pre-seed+seed by Jun 2025 (ScOp-led)., Released Pangram 3 with AI-assistance/mixed detection (Dec 2025)., Closed $9M Seed led by Menlo Ventures (Jul 2026), launched Pangram 4 and Pangram Image, Substack integration.

Growth metrics

Monthly users grew from ~2,700 (Jun 2025) to ~120,000 (Jun 2026); annual revenue up ~35x over that period (per NYT DealBook).

Market positioning

Positioned as a specialized provider of enterprise-grade AI detection solutions who strive to be the most accurate and dependable tool in the market.

Geographic focus

Primarily targeting the United States with plans for global expansion.

Patents and IP

Not publicly disclosed.

About Max Spero

Former ML engineer at Nuro (led active learning for autonomous vehicles); previously deployed ML products at Google, Two Sigma, and Yelp. B.S. theoretical computer science and M.S. artificial intelligence from Stanford.

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