Grok 4.5 vs Muse Spark
Grok 4.5 leads in 1 of 8 categories
Arena ELO
Tie
Cheaper
Tie
Faster
Tie
Detailed Comparison
| Category | Grok 4.5 | Muse Spark |
|---|---|---|
| Provider | xAI | Meta |
| Context Window | 128K WIN | N/A |
| Input Price ($/1M) | N/A | N/A |
| Output Price ($/1M) | N/A | N/A |
| Arena ELO | N/A | N/A |
| Coding | N/A | N/A |
| Reasoning | N/A | N/A |
| Speed (tokens/sec) | N/A | N/A |
| Open Source | No | No |
Frequently Asked Questions
Which has a larger context window?
Grok 4.5 supports 128K context, while Muse Spark supports N/A.
Is Grok 4.5 or Muse Spark open source?
Grok 4.5 is proprietary. Muse Spark is proprietary.
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