vs
1:8
overall capability wins (0 ties across 9 scored). Muse Glimmer leads overall.
- Reasoning0:4
- Coding0:2
- Arena0:1
- Specs1:1
Verdict
Muse Glimmer leads coding (widest gap: +40.0 on SWE-Pro); Muse Glimmer ranks higher on LMArena (+92 Elo); Muse Glimmer offers larger context (131K vs 128K).
- Muse Glimmer leads coding (widest gap: +40.0 on SWE-Pro)
- Muse Glimmer ranks higher on LMArena (+92 Elo)
- Muse Glimmer offers larger context (131K vs 128K)
Cost for 1M in + 250K out
Illustrative chat workload at primary-provider list prices.
- Llama 3.1 405B
- $4.38
- Muse Glimmer
- -
Price per 1M tokens
Full comparison
Organization
Meta
Meta
Family
Llama / Muse
Llama / Muse
License
Llama 3.1 Community
Apache 2.0
Open weights
Yes
Yes
Release
Jul 23, 2024
Aug 10, 2026
Knowledge cutoff
-
2026-01-04
API / provider
Together / Fireworks (ref.)
No primary API price listed
Modalities
text → text
text, image → text
Specs
Context window
128K
131K
Max output
4K
-
Parameters
405B
30B
Pricing
Input $/1M
$3.50
—
Output $/1M
$3.50
—
Blended $/1M (3∶1)
$3.50
-
Speed
tok/s
40
-
TTFT (s)
0.6
-
Reasoning
MMLU-Pro
73.3
—
GPQA Diamond
51.5
83.5
Humanity's Last Exam
4.0
22.0
AIME 2025
3.0
—
MATH-500
70.3
—
Humanity's Last Exam (with tools)
—
—
AA-Omniscience Accuracy
23.2
27.0
AA-LCR v1.1
25.3
83.3
CritPt
—
2.6
MMMU-Pro
—
74.3
IFBench
39.0
—
Chartography
—
—
Chartography (With Tools)
—
—
Coding
SWE-bench Verified
—
76.0
SWE-bench Pro
11.2
51.2
SWE-bench Multilingual
—
—
LiveCodeBench
27.7
—
Terminal-Bench 2.1
—
51.7
Aider Polyglot
—
—
Terminal-Bench 3
—
—
BigCodeBench
—
—
SciCode
29.9
44.9
CursorBench
—
—
SWE-Rebench
—
—
NL2Repo-Bench
—
—
DeepSWE
—
—
WebDev Arena
—
1,360
Terminal-Bench 4.0
—
—
CursorBench 4.0
—
—
FrontierCode v1.1 (Main)
—
—
Arena
LMArena Elo
1,335
1,427
| Metric | Llama 3.1 405B | Muse Glimmer | Delta |
|---|---|---|---|
| Identity | |||
| Organization | Meta | Meta | — |
| Family | Llama / Muse | Llama / Muse | — |
| License | Llama 3.1 Community | Apache 2.0 | — |
| Open weights | Yes | Yes | — |
| Release | Jul 23, 2024 | Aug 10, 2026 | — |
| Knowledge cutoff | - | 2026-01-04 | — |
| API / provider | Together / Fireworks (ref.) | No primary API price listed | — |
| Modalities | text → text | text, image → text | — |
| Specs | |||
| Context window | 128K | 131K | B +3K |
| Max output | 4K | - | — |
| Parameters | 405B | 30B | A +375 |
| Pricing | |||
| Input $/1M | $3.50 | — | — |
| Output $/1M | $3.50 | — | — |
| Blended $/1M (3∶1) | $3.50 | - | — |
| Speed | |||
| tok/s | 40 | - | — |
| TTFT (s) | 0.6 | - | — |
| Reasoning | |||
| MMLU-Pro | 73.3 | — | — |
| GPQA Diamond | 51.5 | 83.5 | B +32.0 pts |
| Humanity's Last Exam | 4.0 | 22.0 | B +18.0 pts |
| AIME 2025 | 3.0 | — | — |
| MATH-500 | 70.3 | — | — |
| Humanity's Last Exam (with tools) | — | — | — |
| AA-Omniscience Accuracy | 23.2 | 27.0 | B +3.8 pts |
| AA-LCR v1.1 | 25.3 | 83.3 | B +58.0 pts |
| CritPt | — | 2.6 | — |
| MMMU-Pro | — | 74.3 | — |
| IFBench | 39.0 | — | — |
| Chartography | — | — | — |
| Chartography (With Tools) | — | — | — |
| Coding | |||
| SWE-bench Verified | — | 76.0 | — |
| SWE-bench Pro | 11.2 | 51.2 | B +40.0 pts |
| SWE-bench Multilingual | — | — | — |
| LiveCodeBench | 27.7 | — | — |
| Terminal-Bench 2.1 | — | 51.7 | — |
| Aider Polyglot | — | — | — |
| Terminal-Bench 3 | — | — | — |
| BigCodeBench | — | — | — |
| SciCode | 29.9 | 44.9 | B +15.0 pts |
| CursorBench | — | — | — |
| SWE-Rebench | — | — | — |
| NL2Repo-Bench | — | — | — |
| DeepSWE | — | — | — |
| WebDev Arena | — | 1,360 | — |
| Terminal-Bench 4.0 | — | — | — |
| CursorBench 4.0 | — | — | — |
| FrontierCode v1.1 (Main) | — | — | — |
| Arena | |||
| LMArena Elo | 1,335 | 1,427 | B +92 Elo |
Llama 3.1 405B
- Context
- 128K / 4K out
- Parameters
- 405B
- Price
- $3.50 / $3.50
- Speed
- 40 tok/s · 0.6s TTFT
- Modalities
- text → text
- License
- Llama 3.1 Community
Largest Llama 3.1 dense instruct model - still used where dense (non-MoE) weights are required.
Muse Glimmer
- Context
- 131K
- Parameters
- 30B
- Price
- —
- Speed
- —
- Modalities
- text, image → text
- License
- Apache 2.0
Meta's first open-weight model from Superintelligence Labs — 30B dense multimodal agentic model distilled from Muse Spark; Apache 2.0 with 128k context, built to run local agents on a single consumer GPU.
Benchmark charts
Winner bars are emphasized. Per-benchmark deltas sit above each chart.