Pondero Brief - JULY 27TH, 2026
Plus Opus 5 lands in GitHub Copilot, the AI Kill Switch Act clears the Senate, and the beehiiv SRE2026 deal closes July 31.
|
|
|
|
|
Kimi K3's 1.4 TB weight floor resets self-hosted frontier costs; every inference provider runs it by week's end.
|
|
JULY 27TH, 2026 · BY JONATHAN HILDEBRANDT
|
|
Moonshot AI dropped the full open weights for Kimi K3 on Hugging Face on July 27, the largest openly available frontier model to date. It is a sparse mixture-of-experts design with 2.8 trillion parameters that fires only 16 of 896 experts per token, so active compute sits near 50 billion parameters. In MXFP4 four-bit precision the weights need roughly 1.4 terabytes of GPU memory, cloud-cluster territory, not a workstation.
|
|
Read Moonshot's full announcement →
|
|
|
Big Tech's $724B capex earnings week
JULY 27TH · PONDERO NEWSDESK
Meta, Microsoft, Apple, and Amazon report on July 29 and 30 against $724 billion in projected 2026 AI capex. Alphabet fell 7 percent despite 82 percent cloud growth after lifting capex toward $205 billion, so investors want returns, not more spend. Fortune.
|
The AI Kill Switch Act lands in the Senate
JULY 26TH · PONDERO NEWSDESK
The bill would hand DHS emergency shutdown authority over frontier AI systems during a national-security event. It is the first statutory emergency-stop, independent of the voluntary lab pledges due August 1. Read our take.
|
|
|
|
|
Jonathan Hildebrandt
Co-founder and primary operator of Pondero. Writes the Pondero Brief.
|
|
|
Affiliate disclosure
·
Unsubscribe
·
Manage preferences
Pondero earns commissions on some links. This does not affect our editorial picks.
|
|