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Claude Fable 5.1 vs Muse Glimmer 30B

At a glance

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

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

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

▼

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

▼

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

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

▼

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

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

▼

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

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

▼

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 Claude Fable 5.1 and Muse Glimmer 30B for free on idapt.app to see which performs better for your specific needs.

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