Claude Fable 5 vs DeepSeek R1
Anthropic's Mythos-class flagship for ambitious, long-running professional work.
Open-source reasoning model matching OpenAI o1 performance.
No captured outputs for these models yet.
Frequently Asked Questions: Claude Fable 5 vs DeepSeek R1▼
Which is better, Claude Fable 5 or DeepSeek R1?
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Based on the Capability Index, Claude Fable 5 scores higher (91.6 vs 72.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Which is cheaper, Claude Fable 5 or DeepSeek R1?
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DeepSeek R1 has a lower blended cost. Claude Fable 5: $10.00 input / $50.00 output. DeepSeek R1: $0.70 input / $2.50 output.
Which has a larger context window, Claude Fable 5 or DeepSeek R1?
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Claude Fable 5 has a larger context window: Claude Fable 5 supports 1M tokens vs DeepSeek R1 at 64K tokens.
Do both Claude Fable 5 and DeepSeek R1 support vision?
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Claude Fable 5 supports vision/image input, but DeepSeek R1 does not.
What are the key differences between Claude Fable 5 and DeepSeek R1?
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Key differences: Claude Fable 5 has a notably higher capability index (19.2 point gap); DeepSeek R1 is significantly cheaper; only Claude Fable 5 supports vision input. Compare full specs on this page.
Which model should I choose for my use case?
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If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Fable 5 and DeepSeek R1 for free on idapt.app to see which performs better for your specific needs.