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Muse Wonder Full vs o3

Muse Wonder Full leads the LLM Stats Score 52.1 to 31.0.

Meta · OpenAI · Updated for 2026

Which is better?

Muse Wonder Full leads the overall LLM Stats Score 52.1 to 31.0, ranking #13 overall.

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

Choose Muse Wonder Full

  • overall performance matters — it scores 52.1 and ranks #13 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

Choose o3

  • you want predictable pricing at $2.00/M input and $8.00/M output

At a glance

The differences that matter most.

Core performance indexes
52.1
#13
31.0
#129
38.4
#71
30.7
#132
41.5
#8
14.8
#144
38.5
#8
4.1
#172
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$2.00 / M
Output price
— / M
$8.00 / M
Context window
—
200,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Muse Wonder Full
o3
31.7#28
21.5#71
31.8#25
25.4#53
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

16 reported for Muse Wonder Full · 22 for o3

No common benchmarks found

Muse Wonder Full and o3don'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 o3 specifies input context (200,000 tokens). Only o3 specifies output context (100,000 tokens).

Meta
Muse Wonder Full
Input- tokens
Output- tokens
OpenAI
o3
Input200,000 tokens
Output100,000 tokens
Mon Oct 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Muse Wonder Full and o3 support multimodal inputs.

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

Muse Wonder Full

Text
Images
Audio
Video

o3

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.

Muse Wonder Full

Proprietary

Closed source

o3

Proprietary

Closed source

Release Timeline

When each model was launched

Muse Wonder Full was released on 2026-10-12, while o3 was released on 2025-04-16.

Muse Wonder Full is 18 months newer than o3.

Muse Wonder Full

Oct 12, 2026

0 days ago

1.5yr newer
o3

Apr 16, 2025

1.5 years ago

Knowledge Cutoff

When training data ends

o3 has a documented knowledge cutoff of 2024-05-31, while Muse Wonder Full's cutoff date is not specified.

We can confirm o3's training data extends to 2024-05-31, but cannot make a direct comparison without Muse Wonder Full's cutoff date.

Muse Wonder Full

—

o3

May 2024

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Muse Wonder Full and o3 side-by-side, then vote on the output you prefer.

Muse Wonder Full
✓ Preferred
o3
Open in Playground

FAQ

Common questions about Muse Wonder Full vs o3.

Which is better, Muse Wonder Full or o3?

Muse Wonder Full leads the LLM Stats Score 52.1 to 31.0. Muse Wonder Full is made by Meta and o3 is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Muse Wonder Full compare to o3 in benchmarks?

Muse Wonder Full scores MemoryBench: 85.5%, DeepSWE 1.1: 79.0%, OSWorld 2.1 (partial): 78.4%, JobBench: 75.3%, HealthBench Professional: 62.3%. o3 scores COLLIE: 98.4%, AIME 2024: 91.6%, ARC-AGI: 88.0%, MathVista: 86.8%, AIME 2025: 86.4%.

What are the context window sizes for Muse Wonder Full and o3?

Muse Wonder Full supports an unknown number of tokens and o3 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Muse Wonder Full and o3?

Key differences include LLM Stats Score (52.1 vs 31.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Muse Wonder Full and o3?

Muse Wonder Full is developed by Meta and o3 is developed by OpenAI.