GPT-6 Sol vs Muse Spark 1.3 (xhigh)
A direct, empirical evaluation of GPT-6 Sol (OpenAI) against Muse Spark 1.3 (xhigh) (Meta AI).
GPT-6 Sol
Developed by OpenAI · Proprietary Frontier Workhorse parameters
High-efficiency agentic software development, OSWorld computer use, repository refactoring, and enterprise workflow execution at 80% lower cost per task than Claude Opus.
Muse Spark 1.3 (xhigh)
Developed by Meta AI · Proprietary Multimodal parameters
Autonomous codebase refactoring, terminal execution, million-token long context retrieval, and agentic workflows.
| Metric | GPT-6 Sol | Muse Spark 1.3 (xhigh) |
|---|---|---|
| SWE-bench Verified | 68.8% | 75.4% |
| MMLU-Pro | 90.8% | 88.4% |
| MATH-500 | 96.4% | 94.8% |
| Context Window | 1,000,000 tokens | 1,000,000 tokens |
| Input Pricing (per 1M) | $2.00 | $1.25 |
| Output Pricing (per 1M) | $10.00 | $5.00 |