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Pangram raised $9 million and partnered with Substack to deploy AI-content detection and labeling for newsletters

Funding Provisional 78% confidence first seen

Pangram said it raised $9 million for its system to detect AI-generated content and partnered with Substack to mark AI use in newsletters. The coverage also notes that platforms are beginning to deploy AI-detection tooling, reflecting growing efforts to distinguish AI-assisted versus AI-generated material as provenance becomes harder to verify.

Max Spero Pangram AI detection Substack

The deal

Pangram $9 million Other · announced 2 Sep 2026

Deal terms as reported in the coverage below.

Source coverage

We’re ‘dangerously close’ to dead internet theory, says Pangram’s CEO TechCrunch independent Pangram’s Max Spero on why AI detection is harder than ‘Real or Fake’ TechCrunch independent

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