GPT-5.6 Luna vs Muse Glimmer-30B: Specs & Benchmark Comparison
| Characteristic | GPT-5.6 Luna | Muse Glimmer-30B |
|---|---|---|
| Company | OpenAI | Meta |
| Release Date | July 9, 2026 | August 10, 2026 |
| Parameters | — | 30B |
| Multimodal | Yes | Yes |
| Context (input) | 1.1M | — |
| Context (output) | 128K | — |
| Input Price / 1M | $0.20 | — |
| Output Price / 1M | $1.20 | — |
| Average Score | 0.5 | 0.7 |
| Benchmarks | ||
| Terminal-Bench 2.1 | 0.8 | 0.5 |
| SWE-Bench Pro | 0.6 | 0.5 |
| GPQA | 0.9 | 0.8 |
| MMMU-Pro | 0.8 | 0.7 |
Visual Benchmark Comparison
GPT-5.6 Luna
Muse Glimmer-30B
Terminal-Bench 2.10.8 vs 0.5
0.8
0.5
SWE-Bench Pro0.6 vs 0.5
0.6
0.5
GPQA0.9 vs 0.8
0.9
0.8
MMMU-Pro0.8 vs 0.7
0.8
0.7
Verdict
Muse Glimmer-30B leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.6 Luna — 0.5, Muse Glimmer-30B — 0.7.
Recency
Muse Glimmer-30B is newer: released 8/10/2026 vs 7/9/2026.
More About These Models
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Frequently Asked Questions
Which is better for coding — GPT-5.6 Luna or Muse Glimmer-30B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-5.6 Luna or Muse Glimmer-30B?
API pricing data is available on the individual model pages.
Which has a larger context window — GPT-5.6 Luna or Muse Glimmer-30B?
Context window data is available on the individual model pages.
The GPT-5.6 Luna and Muse Glimmer-30B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.6 Luna or Muse Glimmer-30B page. See also the complete list of AI model comparisons.