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Pyyan / Compare / Gemini 3.1 Pro vs Claude Fable 5

Gemini 3.1 Pro vs Claude Fable 5

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Language Models · verified 13 Aug 2026

Gemini 3.1 ProGooglecurrent
Claude Fable 5Anthropiccurrent
3 slots left
SpecificationGemini 3.1 ProClaude Fable 5
SummaryBest for very large multimodal context.Most capable widely released model, for the hardest reasoning and long-horizon agentic work.
Context1M1M
Input ($/Mtok)—$10
Output ($/Mtok)—$50
LicenceProprietaryProprietary
Max output—128K
Model ID—claude-fable-5
CategoryLanguage ModelsLanguage Models
OfficialGoogle ↗Anthropic ↗

Highlighted rows are where these differ.

Gemini 3.1 Pro

  • Reads an hour of video in one pass
  • Strongest multimodal grounding

Best for long documents.

Full spec sheet →

Claude Fable 5

  • Thinking is always on — the `thinking` param is rejected
  • Raw chain of thought is never returned
  • Requires 30-day data retention; unavailable under ZDR

Best for the hardest problems.

Full spec sheet →