GPT-6 Luna vs Muse Spark 1.3 (xhigh)
A direct, empirical evaluation of GPT-6 Luna (OpenAI) against Muse Spark 1.3 (xhigh) (Meta AI).
GPT-6 Luna
Developed by OpenAI · Proprietary High-Throughput Distillation parameters
High-throughput document extraction, sub-second routing, customer service triage, code autocomplete, and cost-optimized reasoning via Luna Pro mode.
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 Luna | Muse Spark 1.3 (xhigh) |
|---|---|---|
| SWE-bench Verified | 48.2% | 75.4% |
| MMLU-Pro | 74.6% | 88.4% |
| MATH-500 | 84.1% | 94.8% |
| Context Window | 1,050,000 tokens | 1,000,000 tokens |
| Input Pricing (per 1M) | $0.10 | $1.25 |
| Output Pricing (per 1M) | $0.50 | $5.00 |