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Muse Wonder vs o3-pro

Comparing Muse Wonder and o3-pro across benchmarks, pricing, and capabilities.

Meta · OpenAI · Updated for 2026

Which is better?

Muse Wonder and o3-pro trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

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

Choose Muse Wonder

  • you want the most recent training data — it shipped Oct 2026

Choose o3-pro

  • you want predictable pricing at $20.00/M input and $80.00/M output

At a glance

The differences that matter most.

Muse Wonder
Meta
o3-pro
OpenAI
Benchmark wins
—
—
Input price
— / M
$20.00 / M
Output price
— / M
$80.00 / M
Context window
—
200,000

Individual benchmarks

16 reported for Muse Wonder · 0 for o3-pro

No common benchmarks found

Muse Wonder and o3-prodon'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-pro specifies input context (200,000 tokens). Only o3-pro specifies output context (100,000 tokens).

Meta
Muse Wonder
Input- tokens
Output- tokens
OpenAI
o3-pro
Input200,000 tokens
Output100,000 tokens
Sat Oct 24 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Muse Wonder and o3-pro support multimodal inputs.

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

Muse Wonder

Text
Images
Audio
Video

o3-pro

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

Proprietary

Closed source

o3-pro

Proprietary

Closed source

Release Timeline

When each model was launched

Muse Wonder was released on 2026-10-12, while o3-pro was released on 2025-06-10.

Muse Wonder is 16 months newer than o3-pro.

Muse Wonder

Oct 12, 2026

1 weeks ago

1.3yr newer
o3-pro

Jun 10, 2025

1.4 years ago

Knowledge Cutoff

When training data ends

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

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

Muse Wonder

—

o3-pro

May 2024

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

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

Muse Wonder
✓ Preferred
o3-pro
Open in Playground

FAQ

Common questions about Muse Wonder vs o3-pro.

Which is better, Muse Wonder or o3-pro?

Muse Wonder (Meta) and o3-pro (OpenAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Muse Wonder compare to o3-pro in benchmarks?

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 Muse Wonder and o3-pro?

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

Who makes Muse Wonder and o3-pro?

Muse Wonder is developed by Meta and o3-pro is developed by OpenAI.

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