Sources' Alex Heath on breaking scoops, using AI as his editor, and the unbundling of tech journalism
Feb 20, 2026 with Alex Heath
Key Points
- Alex Heath, founder of Sources newsletter, uses Claude as his first-pass editor to cut story-writing time in half, redirecting savings toward editorial rigor rather than volume.
- Heath's competitive edge as an independent journalist now depends on network access and scoops rather than writing speed, reshaping what reporting leverage means.
- Substack integrated Polymarket prediction markets into its CMS with direct writer payouts, fragmenting journalism's traditional monetization model by treating writers as distribution channels.
Summary
Alex Heath, founder of the Sources newsletter, now uses Claude as his first-pass editor, training the model to write in his voice and cutting his story-writing time in half. He reinvests that time in editorial rigor rather than generating more output, ensuring the AI work is substantive rather than lazy scaffolding.
His competitive edge has shifted away from writing speed. Network access, interview opportunities, and scoops are what matter now. That distinction cuts to the heart of creator economics and the unbundling of journalism.
Heath recently interviewed Chris Best, Substack's CEO, about a product integration between Substack and Polymarket that lets writers natively embed prediction markets directly into the CMS. Polymarket pays writers to embed markets, positioning writers as distribution channels for betting products rather than as traditional content producers.
The shift reflects two parallel unbundlings. One is editorial: AI handles commodity writing work, freeing humans to focus on reporting and judgment. The other is commercial: Substack writers now have a native revenue stream from prediction markets separate from subscriptions, fragmenting the monetization model that once anchored writers to a single platform or publication.