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Claude Fable 5 vs Nova Pro

At a glance

Anthropic's Mythos-class flagship for ambitious, long-running professional work.

921M ctx$10.00/$50.00 per M#2/92

Amazon's previous flagship Nova model with multimodal capabilities.

300K ctx$0.80/$3.20 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI91.6
Reasoning & Knowledge
Factual Recall68.3%
Math
Competition Math99.7%
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper93%
Capability
Capability—
Reasoning & Knowledge
Factual Recall—
Math
Competition Math—
Specs
1M
Context
128K
Max output
Jun 2026
Released
300K
Context
5K
Max output
Dec 2024
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$10.00/M tokens
Output$50.00/M tokens
Cache read$1.00/M tokens
Cache write$12.50/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input92%$0.80/M tokens
Output94%$3.20/M tokens
Chat with Claude Fable 5Go to model
Chat with Nova ProGo to model
Frequently Asked Questions: Claude Fable 5 vs Nova Pro▼

Which is better, Claude Fable 5 or Nova Pro?

▼

Both Claude Fable 5 and Nova Pro are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Claude Fable 5 or Nova Pro?

▼

Nova Pro has a lower blended cost. Claude Fable 5: $10.00 input / $50.00 output. Nova Pro: $0.80 input / $3.20 output.

Which has a larger context window, Claude Fable 5 or Nova Pro?

▼

Claude Fable 5 has a larger context window: Claude Fable 5 supports 1M tokens vs Nova Pro at 300K tokens.

Do both Claude Fable 5 and Nova Pro support vision?

▼

Yes, both Claude Fable 5 and Nova Pro support vision/image input.

What are the key differences between Claude Fable 5 and Nova Pro?

▼

Key differences: Nova Pro is significantly cheaper; only Claude Fable 5 offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

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 Nova Pro for free on idapt.app to see which performs better for your specific needs.

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