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Muse Glimmer 30B vs Claude Fable 5.1

At a glance

Meta's open-weight 30B multimodal model, distilled from Muse Spark for autonomous agents on consumer hardware.

131K ctx$0.30/$1.10 per M

Anthropic's upgraded Mythos-class flagship, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work.

1M ctx$10.00/$50.00 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
MathInsufficient data
Sources:OpenRouter
Cheaper98%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
131K
Context
118K
Max output
Aug 2026
Released
1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input97%$0.30/M tokens
Output98%$1.10/M tokens
Cache read84%$0.04/M tokens
Live pricing, shown before you run
Input$10.00/M tokens
Output$50.00/M tokens
Cache read$0.25/M tokens
Cache write$12.50/M tokens
Web search$0.01/search
Chat with Muse Glimmer 30BGo to model
Chat with Claude Fable 5.1Go to model
Frequently Asked Questions: Muse Glimmer 30B vs Claude Fable 5.1▼

Which is better, Muse Glimmer 30B or Claude Fable 5.1?

▼

Both Muse Glimmer 30B and Claude Fable 5.1 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, Muse Glimmer 30B or Claude Fable 5.1?

▼

Muse Glimmer 30B has a lower blended cost. Muse Glimmer 30B: $0.30 input / $1.10 output. Claude Fable 5.1: $10.00 input / $50.00 output.

Which has a larger context window, Muse Glimmer 30B or Claude Fable 5.1?

▼

Claude Fable 5.1 has a larger context window: Muse Glimmer 30B supports 131K tokens vs Claude Fable 5.1 at 1M tokens.

Do both Muse Glimmer 30B and Claude Fable 5.1 support vision?

▼

Yes, both Muse Glimmer 30B and Claude Fable 5.1 support vision/image input.

What are the key differences between Muse Glimmer 30B and Claude Fable 5.1?

▼

Key differences: Muse Glimmer 30B is significantly cheaper. 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 Muse Glimmer 30B and Claude Fable 5.1 for free on idapt.app to see which performs better for your specific needs.

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