Indexed from Dr. Alex Wissner-Gross’s October 12, 2026 edition. This is an attributed summary; linked-source claims have not been independently verified.
Development
Post-training reportedly dominates frontier training compute
Claim
The newsletter cites SemiAnalysis estimates assigning post-training 84% of frontier training compute, compared with 6% in 2024.
Reported metric: 84%; 6% in 2024
Reporting date: (not necessarily the event date)
Sources
Attribution and reporting linked by this record; links do not imply independent verification.
- Welcome to October 12, 2026 (theinnermostloop.substack.com)
- Source linked by the October 12 issue (x.com)
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