Sources

• GPT-6.2 Sol Launches in Gray Release, Debuts Atop Leaderboard With Per-Task Cost Just 11.8% of Opus 5.5 BigGo Finance · 2026-11-09 07:56 UTC
• Anthropic releases Claude Fable 5.2 and Mythos 5.2, pairing new, record-high benchmarks with 20% API cost reduction VentureBeat · 2026-11-09 19:55 UTC
• Anthropic ships Claude Fable 5.2 and Mythos 5.2 at a lower price RuntimeWire · 2026-11-09 19:12 UTC
• Anthropic unveils Fable 5.2 and Mythos 5.2 models ahead of IPO investingLive · 2026-11-09 19:11 UTC
• Claude Fable 5.2 and Mythos 5.2 cement Anthropic's AI lead just before its IPO the-decoder.com · 2026-11-09 21:20 UTC
• Anthropic launches Claude Fable 5.2 and Mythos 5.2 with a 20% price cut as its IPO nears MLQ.ai · 2026-11-09 19:31 UTC
• Shane Melaugh Claims Opus 5.5 Reasoning Shifted on Nov. 3 news.lavx.hu · 2026-11-09 08:04 UTC
• OpenAI Squeezed At The Frontier-End By Anthropic’s Claude Fable 5.2, While Meta’s Muse Ember Gives Its Bargain-Class GPT-6 Luna A Bruise Wccftech · 2026-11-09 19:55 UTC
• You can now use Claude Fable 5.2 on a paid plan, and it comes with extra usage XDA · 2026-11-09 19:25 UTC
• Anthropic Unleashes Fable 5.2, Keeps Mythos Restricted SQ Magazine · 2026-11-09 19:29 UTC
• Anthropic’s Fable 5.2 Knocks Gemini Off the A.I. Throne trendingtopics.eu · 2026-11-09 19:53 UTC
• Anthropic upgrades Claude with new Fable 5.2 model, details here 9to5Mac · 2026-11-09 19:03 UTC

Timeline

• 2026-11-09 07:56 UTC First report: BigGo Finance
• 2026-11-09 21:40 UTC First seen on trends24 (TH)