ChatGPT killed MathOverflow, replacing it with an 'Invisible MathOverflow' only OpenAI can search

ludwigABAP · x · 2026-09-22

A viral observation: MathOverflow democratized mathematics, and ChatGPT killed it — or rather replaced it with an "Invisible MathOverflow" that only OpenAI can rummage through. A quoted reply pushes back harder: math production was already democratized, and paying a private company for the new tools hardly advances that — calling it "stolen valor." The thread taps a broader tension: LLMs trained on open community content are draining those communities' traffic and contribution incentives while locking the knowledge into proprietary products.

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