[
 {
  "name": "Gemini 4 Argon",
  "org": "Google DeepMind",
  "date": "2026-10-13",
  "type": "Closed",
  "source": "https://blog.google/innovation-and-ai/models-and-research/gemini-models/introducing-gemini-4-argon/",
  "notes": "Google's frontier Gemini 4 model; paid Gemini API, Gemini app (Pro/Ultra), Antigravity (Ultra). Intro price $2/$10 per 1M tokens through Nov. 30, 2026."
 },
 {
  "name": "Muse Wonder / Muse Wonder Full",
  "org": "Meta",
  "date": "2026-10-12",
  "type": "Closed",
  "source": "https://research.meta.ai/blog/muse-wonder",
  "notes": "Meta Superintelligence Labs' Muse Wonder series; available via Meta Model API and Muse Code."
 }
]