{
  "id": 6370859,
  "title": "Analysis: from 2019 to 2025, gains in pretraining compute efficiency came mostly from data improvements rather than model improvements (Dwarkesh Podcast)",
  "url": "https://urgent.news/2026/09/09/analysis-from-2019-to-2025-gains-in-pretraining-compute-efficiency",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-09-09T02:10:01.000Z",
  "source": {
    "name": "Techmeme",
    "slug": "techmeme",
    "url": "https://www.dwarkesh.com/p/pretraining-progress-is-mostly-data"
  },
  "original_language": "en",
  "account": null,
  "summary": "Breaking down 6 years of pretraining progress into data vs model improvements — How much of the rapid progress in AI that we've seen over the last few years 1 …",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}