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Claude Sonnet 5 vs Muse Glimmer-30B

Claude Sonnet 5 leads the LLM Stats Score 49.3 to 35.5.

Anthropic · Meta · Updated for 2026

Which is better?

Claude Sonnet 5 leads the overall LLM Stats Score 49.3 to 35.5, ranking #15 overall.

In the 5 individual benchmarks reported for both models, Claude Sonnet 5 wins 5; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude Sonnet 5

  • overall performance matters — it scores 49.3 and ranks #15 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 5 of 5 exact shared results

Choose Muse Glimmer-30B

  • you want the most recent training data — it shipped Aug 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Claude Sonnet 5
Anthropic
Muse Glimmer-30B
Meta
Core performance indexes
LLM Stats Score
49.3
#15
35.5
#76
Reasoning
48.8
#16
34.7
#77
Coding
39.8
#14
23.8
#65
Agents
33.7
#19
18.5
#63
Cost, coverage & limits
Benchmark wins
5 of 5
0 of 5
Input price
$2.00 / M
— / M
Output price
$10.00 / M
— / M
Context window
1,000,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

4 shared
Index
Claude Sonnet 5
Muse Glimmer-30B
Math
36.5#36
28.3#84
Vision
34.4#12
20.4#61
Tool use
25.6#27
18.6#59
Multimodal
32.6#17
23.2#47
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

22 reported for Claude Sonnet 5 · 25 for Muse Glimmer-30B

5 shared

Claude Sonnet 5 outperforms in 5 benchmarks (CharXiv-R, Humanity's Last Exam, OSWorld-Verified, SWE-Bench Pro, SWE-Bench Verified), while Muse Glimmer-30B is better at 0 benchmarks.

Claude Sonnet 5 significantly outperforms across most benchmarks.

Fri Aug 28 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Claude Sonnet 5 specifies input context (1,000,000 tokens). Only Claude Sonnet 5 specifies output context (64,000 tokens).

Anthropic
Claude Sonnet 5
Input1,000,000 tokens
Output64,000 tokens
Meta
Muse Glimmer-30B
Input- tokens
Output- tokens
Fri Aug 28 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Sonnet 5 and Muse Glimmer-30B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Sonnet 5

Text
Images
Audio
Video

Muse Glimmer-30B

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Sonnet 5 is licensed under a proprietary license, while Muse Glimmer-30B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Claude Sonnet 5

Proprietary

Closed source

Muse Glimmer-30B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Sonnet 5 was released on 2026-06-30, while Muse Glimmer-30B was released on 2026-08-10.

Muse Glimmer-30B is 1 month newer than Claude Sonnet 5.

Claude Sonnet 5

Jun 30, 2026

1 months ago

Muse Glimmer-30B

Aug 10, 2026

2 weeks ago

1mo newer

Knowledge Cutoff

When training data ends

Muse Glimmer-30B has a documented knowledge cutoff of 2026-01-04, while Claude Sonnet 5's cutoff date is not specified.

We can confirm Muse Glimmer-30B's training data extends to 2026-01-04, but cannot make a direct comparison without Claude Sonnet 5's cutoff date.

Claude Sonnet 5

—

Muse Glimmer-30B

Jan 2026

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Claude Sonnet 5 and Muse Glimmer-30B side-by-side, then vote on the output you prefer.

Claude Sonnet 5
✓ Preferred
Muse Glimmer-30B
Open in Playground

FAQ

Common questions about Claude Sonnet 5 vs Muse Glimmer-30B.

Which is better, Claude Sonnet 5 or Muse Glimmer-30B?

Claude Sonnet 5 leads the LLM Stats Score 49.3 to 35.5. Claude Sonnet 5 is made by Anthropic and Muse Glimmer-30B is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude Sonnet 5 compare to Muse Glimmer-30B in benchmarks?

Claude Sonnet 5 scores CharXiv-R: 88.3%, ChartMuseum: 86.7%, SWE-Bench Verified: 85.2%, BrowseComp: 84.7%, GDP.pdf: 81.6%. Muse Glimmer-30B scores AIME 2026: 94.7%, Siren AgentDojo Utility: 94.2%, GPQA: 83.5%, AA-LCR: 80.0%, CharXiv-R: 78.8%.

What are the context window sizes for Claude Sonnet 5 and Muse Glimmer-30B?

Claude Sonnet 5 supports 1.0M tokens and Muse Glimmer-30B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Sonnet 5 and Muse Glimmer-30B?

Key differences include LLM Stats Score (49.3 vs 35.5), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Sonnet 5 and Muse Glimmer-30B?

Claude Sonnet 5 is developed by Anthropic and Muse Glimmer-30B is developed by Meta.

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