A researcher hints the next scaling law is parallel test-time compute

Claim

OpenAI's Noam Brown hinted the next scaling law is parallel test-time compute, as Grok 4.5 claimed second on real-world software engineering, up 30 points in a year, though Fable 5 kept the crown.

Reported metric: +30 points in a year

Reporting date: 2026-07-12 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

• Welcome to July 12, 2026 (theinnermostloop.substack.com)