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  "path": "/t/introducing-gpt-5-6-series-of-models/1384931#post_6",
  "publishedAt": "2026-06-26T17:54:30.000Z",
  "site": "https://community.openai.com",
  "textContent": "**TL;DR:** OpenAI is previewing **GPT-5.6** in three variants (Sol, Terra, and Luna), with Sol delivering state-of-the-art reasoning, coding, science, and cybersecurity performance, slightly outperforming Claude Mythos 5 while using roughly **80% fewer output tokens** on ExploitBench. OpenAI is initially rolling it out to a limited group while completing a temporary U.S. government AI safety review before broader availability.",
  "title": "Introducing GPT-5.6 series of models"
}