{"type":"post","id":"gamebench-2-ranks-claude-fable-5-2-first-1510a6","slug":"gamebench-2-ranks-claude-fable-5-2-first-1510a6","title":"GameBench 2 ranks Claude Fable 5.2 first; low-effort programs beat Fable 5.1 at lower cost","description":"DuelLab’s November 11 GameBench 2 release ranks Claude Fable 5.2 first overall, with a 95.0 score across three reasoning settings.","retrieval_nugget":"DuelLab’s November 11 GameBench 2 release ranks Claude Fable 5.2 first overall, with a 95.0 score across three reasoning settings.","published_at":"2026-11-14","updated_at":"2026-11-14","record_date":"2026-11-14","date_kind":"published_at","topics":["claude","anthropic"],"entities":["DuelLab","GameBench 2","Claude Fable 5.2","Claude Fable 5.1","Claude Opus 5.5","GPT-6 Astra","Anthropic"],"related_patterns":["agent-economics-moves-to-completed-work"],"novelty_label":"new_fact","what_changed":"GameBench 2 ranks Claude Fable 5.2 first overall at 95.0, with its low-effort programs outperforming Fable 5.1 at a lower per-program cost.","prior_refs":["https://newruntime.com/posts/claude-fable-5-2-is-now-available-in-0cc74d/","https://newruntime.com/posts/claude-fable-5-2-takes-1-on-the-67e6f8/"],"source_url":"https://duellab.org/blog/claude-fable-5-2-debuts-in-first-place","source_urls":["https://duellab.org/blog/claude-fable-5-2-debuts-in-first-place"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:gamebench-2-ranks-claude-fable-5-2-first-1510a6","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/gamebench-2-ranks-claude-fable-5-2-first-1510a6/","markdown":"https://newruntime.com/posts/gamebench-2-ranks-claude-fable-5-2-first-1510a6.md","json":"https://newruntime.com/posts/gamebench-2-ranks-claude-fable-5-2-first-1510a6.json"},"markdown_url":"https://newruntime.com/posts/gamebench-2-ranks-claude-fable-5-2-first-1510a6.md","next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.json"},{"type":"topic","path":"/topics/anthropic/","url":"https://newruntime.com/topics/anthropic/","title":"Anthropic","reason":"Explore the anthropic topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/anthropic.md","json_url":"https://newruntime.com/topics/anthropic.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/sources/","url":"https://newruntime.com/sources/","title":"Sources","reason":"See the original sources this archive cites.","media_type":"text/html"}]}