The AI arena is free today

Open Superagent

Claude Opus 4 vs Muse Wonder

Muse Wonder leads the LLM Stats Score 49.3 to 27.4.

Anthropic · Meta · Updated for 2026

Which is better?

Muse Wonder leads the overall LLM Stats Score 49.3 to 27.4, ranking #24 overall.

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

Choose Claude Opus 4

  • you want predictable pricing at $15.00/M input and $75.00/M output

Choose Muse Wonder

  • overall performance matters — it scores 49.3 and ranks #24 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

At a glance

The differences that matter most.

Claude Opus 4
Anthropic
Muse Wonder
Meta
Core performance indexes
LLM Stats Score
27.4
#164
49.3
#24
Reasoning
27.4
#158
37.8
#82
Coding
17.3
#141
38.4
#21
Agents
8.0
#156
37.2
#17
Cost, coverage & limits
Benchmark wins
—
—
Input price
$15.00 / M
— / M
Output price
$75.00 / M
— / M
Context window
200,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Claude Opus 4
Muse Wonder
Vision
12.5#116
26.6#53
Tool use
19.1#78
19.2#74
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for Claude Opus 4 · 16 for Muse Wonder

No common benchmarks found

Claude Opus 4 and Muse Wonderdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Claude Opus 4 specifies input context (200,000 tokens). Only Claude Opus 4 specifies output context (32,000 tokens).

Anthropic
Claude Opus 4
Input200,000 tokens
Output32,000 tokens
Meta
Muse Wonder
Input- tokens
Output- tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Opus 4 and Muse Wonder support multimodal inputs.

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

Claude Opus 4

Text
Images
Audio
Video

Muse Wonder

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude Opus 4

Proprietary

Closed source

Muse Wonder

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Opus 4 was released on 2025-05-22, while Muse Wonder was released on 2026-10-12.

Muse Wonder is 17 months newer than Claude Opus 4.

Claude Opus 4

May 22, 2025

1.4 years ago

Muse Wonder

Oct 12, 2026

1 weeks ago

1.4yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Opus 4 and Muse Wonder side-by-side, then vote on the output you prefer.

Claude Opus 4
✓ Preferred
Muse Wonder
Open in Playground

FAQ

Common questions about Claude Opus 4 vs Muse Wonder.

Which is better, Claude Opus 4 or Muse Wonder?

Muse Wonder leads the LLM Stats Score 49.3 to 27.4. Claude Opus 4 is made by Anthropic and Muse Wonder 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 Opus 4 compare to Muse Wonder in benchmarks?

Claude Opus 4 scores MMMLU: 88.8%, TAU-bench Retail: 81.4%, GPQA: 79.6%, MMMU (validation): 76.5%, AIME 2025: 75.5%. Muse Wonder scores MemoryBench: 85.6%, DeepSWE 1.1: 78.8%, OSWorld 2.1 (partial): 72.6%, JobBench: 70.5%, HealthBench Professional: 60.5%.

What are the context window sizes for Claude Opus 4 and Muse Wonder?

Claude Opus 4 supports 200K tokens and Muse Wonder 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 Opus 4 and Muse Wonder?

Key differences include LLM Stats Score (27.4 vs 49.3). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Opus 4 and Muse Wonder?

Claude Opus 4 is developed by Anthropic and Muse Wonder is developed by Meta.

Related comparisons