Matt Shumer: Fable 5.2 will do in 7 days what Rockstar took 8 years for, running in browser

mattshumer_ · x · 2026-11-11

Matt Shumer claims Fable 5.2 will accomplish in 7 days what Rockstar took 8 years to build, saying the project has been running for 12 hours entirely in the browser, with a livestream link and a video promised soon. Unverified and bold, but a high-attention claim worth watching.

Related event: Matt Shumer Claims AI Agent Fable 5.2 Can Replicate 8 Years of Rockstar Work in 7 Days(3 posts)→

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