Model Comparison

Muse Spark vs Claude Opus 4.7Which is better in 2026?

Claude Opus 4.7 significantly outperforms across most benchmarks.

Verdict: Muse Spark vs Claude Opus 4.7 — which is better?

Muse Spark (by Meta) and Claude Opus 4.7 (by Anthropic) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Muse Spark outperforms in 1 benchmarks (Humanity's Last Exam), while Claude Opus 4.7 is better at 5 benchmarks (CharXiv-R, GPQA, SWE-Bench Pro, SWE-Bench Verified, Terminal-Bench 2.0). Claude Opus 4.7 significantly outperforms across most benchmarks.

Choose Muse Spark if…

  • you are already invested in the Meta ecosystem

Choose Claude Opus 4.7 if…

  • you want the strongest raw capability — it leads on 5 of 6 shared benchmarks
  • you want the most recent training data — it shipped Apr 2026
Want to compare interactively?Try the playground

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Muse Spark outperforms in 1 benchmarks (Humanity's Last Exam), while Claude Opus 4.7 is better at 5 benchmarks (CharXiv-R, GPQA, SWE-Bench Pro, SWE-Bench Verified, Terminal-Bench 2.0).

Claude Opus 4.7 significantly outperforms across most benchmarks.

Sat Jun 13 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude Opus 4.7 specifies input context (1,000,000 tokens). Only Claude Opus 4.7 specifies output context (128,000 tokens).

Meta
Muse Spark
Input- tokens
Output- tokens
Anthropic
Claude Opus 4.7
Input1,000,000 tokens
Output128,000 tokens
Sat Jun 13 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Muse Spark and Claude Opus 4.7 support multimodal inputs.

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

Muse Spark

Text
Images
Audio
Video

Claude Opus 4.7

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 Spark

Proprietary

Closed source

Claude Opus 4.7

Proprietary

Closed source

Release Timeline

When each model was launched

Muse Spark was released on 2026-04-08, while Claude Opus 4.7 was released on 2026-04-16.

Claude Opus 4.7 is 0 month newer than Muse Spark.

Muse Spark

Apr 8, 2026

2 months ago

Claude Opus 4.7

Apr 16, 2026

1 months ago

1w 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?Start an Issue discussion→

Key Takeaways

Meta
Higher Humanity's Last Exam score (58.4% vs 54.7%)
Anthropic
Larger context window (1,000,000 tokens)
Higher CharXiv-R score (91.0% vs 86.4%)
Higher GPQA score (94.2% vs 89.5%)
Higher SWE-Bench Pro score (64.3% vs 52.4%)
Higher SWE-Bench Verified score (87.6% vs 77.4%)
Higher Terminal-Bench 2.0 score (69.4% vs 59.0%)

Detailed Comparison

AI Model Comparison Table
Feature
Meta
Muse Spark
Anthropic
Claude Opus 4.7

FAQ

Common questions about Muse Spark vs Claude Opus 4.7.

Which is better, Muse Spark or Claude Opus 4.7?

Claude Opus 4.7 significantly outperforms across most benchmarks. Muse Spark is made by Meta and Claude Opus 4.7 is made by Anthropic. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Muse Spark compare to Claude Opus 4.7 in benchmarks?

Muse Spark scores Tau2 Telecom: 91.5%, GPQA: 89.5%, CharXiv-R: 86.4%, ScreenSpot Pro: 84.1%, IPhO 2025: 82.6%. Claude Opus 4.7 scores GPQA: 94.2%, MMMLU: 91.5%, CharXiv-R: 91.0%, SWE-Bench Verified: 87.6%, BrowseComp: 79.3%.

What are the context window sizes for Muse Spark and Claude Opus 4.7?

Muse Spark supports an unknown number of tokens and Claude Opus 4.7 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Who makes Muse Spark and Claude Opus 4.7?

Muse Spark is developed by Meta and Claude Opus 4.7 is developed by Anthropic.

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