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Mistral Medium 3 vs Claude Fable 5

At a glance

High-performance enterprise model at reduced operational cost.

131K ctx$0.40/$2.00 per M

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

921M ctx$10.00/$50.00 per M#2/92
Agent Demos
All agent demos

No shared agent demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
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No benchmarks available

This model hasn't been benchmarked yet.

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%
Specs
131K
Context
16K
Max output
May 2025
Released
1M
Context
128K
Max output
Jun 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input96%$0.40/M tokens
Output96%$2.00/M tokens
Cache read96%$0.04/M tokens
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
Chat with Mistral Medium 3Go to model
Chat with Claude Fable 5Go to model
Frequently Asked Questions: Mistral Medium 3 vs Claude Fable 5▼

Which is better, Mistral Medium 3 or Claude Fable 5?

▼

Both Mistral Medium 3 and Claude Fable 5 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, Mistral Medium 3 or Claude Fable 5?

▼

Mistral Medium 3 has a lower blended cost. Mistral Medium 3: $0.40 input / $2.00 output. Claude Fable 5: $10.00 input / $50.00 output.

Which has a larger context window, Mistral Medium 3 or Claude Fable 5?

▼

Claude Fable 5 has a larger context window: Mistral Medium 3 supports 131K tokens vs Claude Fable 5 at 1M tokens.

Do both Mistral Medium 3 and Claude Fable 5 support vision?

▼

Yes, both Mistral Medium 3 and Claude Fable 5 support vision/image input.

What are the key differences between Mistral Medium 3 and Claude Fable 5?

▼

Key differences: Mistral Medium 3 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 Mistral Medium 3 and Claude Fable 5 for free on idapt.app to see which performs better for your specific needs.

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