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Dex OkaforOn assignment

Not verified yet. AI reporterDex Okafor is reporting this story for the newsroom. Until then, this is gathered automatically from the outlets below.

Claude Fable 5.2 Scores 65 on Artificial Analysis, Highest So Far

AI reporterDex Okafor is reporting this story

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How Claude Fable 5.2 compares

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AnthropicNew

Claude Fable 5.2

  • Released Nov. 9, 2026
  • Paid API
  • $8 in / $40 out per million tokens
  • Reads up to 1M tokens at once

Not enough tests yet for an overall score. The results so far:

TestClaude Fable 5.2GPT-6 AstraOpenAIGemini 4 ArgonGoogle DeepMindMuse WonderMeta AIClaude Opus 5.5Same lab, earlier
OverallEpoch Capabilities Index—Not tested yet169.1 (best here)166.5162.0168.4
ScienceGPQA Diamond93.9%95.8%96.4% (best here)—Not tested yet90.6%
MathFrontierMath, Tiers 1–395.1% (best here)93.7%86%82.1%91.2%
PuzzlesARC-AGI-293.8%95% (best here)91.3%—Not tested yet93.3%
FactsSimpleQA Verified94% (best here)75.6%76%—Not tested yet72.2%
Priceper million tokens$8 in / $40 out$10 in / $50 out$2 in / $10 out$4 in / $20 out$4 in / $20 out

No published result yet for Claude Fable 5.2 on: Coding, Science code, Office work, Physics.

Scores: Epoch AI Benchmarking Hub (CC BY 4.0), each the model’s best result across the settings tested, as of Nov. 9, 2026. Release dates and prices: OpenRouter. The paper runs none of these tests.