Muse Spark 1.1 vs Qwen3.8-27B: Specs & Benchmark Comparison

Muse Spark 1.1 is developed by Meta, while Qwen3.8-27B comes from Alibaba. Muse Spark 1.1 was released in July 2026, and Qwen3.8-27B followed a month later in August 2026. Qwen3.8-27B has a published size of about 28 billion parameters; Meta has not disclosed the parameter count of Muse Spark 1.1.

The two models share 8 published benchmarks. They split them evenly, 4 to 4. The widest gaps are on Humanity's Last Exam, where Muse Spark 1.1 scores 62.1% against 30.8%; Job Bench, where Muse Spark 1.1 scores 54.7% against 33.4%. Averaged across everything we track, Muse Spark 1.1 sits at 70.7% and Qwen3.8-27B at 66.3%.

Muse Spark 1.1 is available through an API at $1.25 per million input tokens with a 1M-token context window. We do not track a hosted API for Qwen3.8-27B, so pricing and context cannot be compared directly.

CharacteristicMuse Spark 1.1Qwen3.8-27B
CompanyMetaAlibaba
Release DateJuly 9, 2026August 14, 2026
Parameters28B
MultimodalYesYes
Context (input)1.0M
Context (output)131K
Input Price / 1M$1.25
Output Price / 1M$4.25
Average Score70.7%66.3%
Benchmarks
Humanity's Last Exam62.1%30.8%
Job Bench54.7%33.4%
DeepSWE 1.153.0%42.2%
BabyVision76.3%85.6%
Terminal-Bench 2.180.0%73.0%
OSWorld-Verified81.0%84.3%
CharXiv-R88.0%90.2%
SWE-Bench Pro61.5%61.7%

Visual Benchmark Comparison

Muse Spark 1.1
Qwen3.8-27B
Humanity's Last Exam0.6 vs 0.3
0.6
0.3
Job Bench0.5 vs 0.3
0.5
0.3
DeepSWE 1.10.5 vs 0.4
0.5
0.4
BabyVision0.8 vs 0.9
0.8
0.9
Terminal-Bench 2.10.8 vs 0.7
0.8
0.7
OSWorld-Verified0.8 vs 0.8
0.8
0.8
CharXiv-R0.9 vs 0.9
0.9
0.9
SWE-Bench Pro0.6 vs 0.6
0.6
0.6

Verdict

Qwen3.8-27B leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Muse Spark 1.1 — 0.7, Qwen3.8-27B — 0.7.

Recency

Qwen3.8-27B is newer: released 8/14/2026 vs 7/9/2026.

More About These Models

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Frequently Asked Questions

Which is better for coding — Muse Spark 1.1 or Qwen3.8-27B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Muse Spark 1.1 or Qwen3.8-27B?
API pricing data is available on the individual model pages.
Which has a larger context window — Muse Spark 1.1 or Qwen3.8-27B?
Context window data is available on the individual model pages.

The Muse Spark 1.1 and Qwen3.8-27B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Muse Spark 1.1 or Qwen3.8-27B page. See also the complete list of AI model comparisons.