Muse Spark 1.2 vs Qwen3.8 Flash Next: Specs & Benchmark Comparison

Muse Spark 1.2 is developed by Meta, while Qwen3.8 Flash Next comes from Alibaba. Both were released in August 2026. Qwen3.8 Flash Next has a published size of about 180 billion parameters; Meta has not disclosed the parameter count of Muse Spark 1.2.

We have 3 benchmark results for Muse Spark 1.2 and 23 benchmark results for Qwen3.8 Flash Next, but they overlap on a single test: DeepSWE 1.1, where Muse Spark 1.2 scores 59.0% against 58.7%.

Qwen3.8 Flash Next is the cheaper API at $0.16 per million input tokens and $0.47 per million output tokens, roughly 8 times cheaper than Muse Spark 1.2 at $1.25 and $4.25. Both accept a context window of about 1M tokens. Muse Spark 1.2 accepts text and images as input, while Qwen3.8 Flash Next accepts text, images, and video.

CharacteristicMuse Spark 1.2Qwen3.8 Flash Next
CompanyMetaAlibaba
Release DateAugust 5, 2026August 26, 2026
Parameters—180B
MultimodalYesYes
Context (input)1.0M1.0M
Context (output)131K66K
Input Price / 1M$1.25$0.16
Output Price / 1M$4.25$0.47
Average Score71.0%67.1%
Benchmarks
DeepSWE 1.159.0%58.7%

Visual Benchmark Comparison

Muse Spark 1.2
Qwen3.8 Flash Next
DeepSWE 1.10.6 vs 0.6
0.6
0.6

Verdict

Qwen3.8 Flash Next leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Muse Spark 1.2 — 0.7, Qwen3.8 Flash Next — 0.7.

API Cost

Qwen3.8 Flash Next is 8.7x cheaper: input $0.16/1M vs $1.25/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

Qwen3.8 Flash Next is newer: released 8/26/2026 vs 8/5/2026.

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Frequently Asked Questions

Which is better for coding — Muse Spark 1.2 or Qwen3.8 Flash Next?
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 1.2 or Qwen3.8 Flash Next?
Qwen3.8 Flash Next is cheaper for input: $0.16 per 1M tokens vs $1.25.
Which has a larger context window — Muse Spark 1.2 or Qwen3.8 Flash Next?
Muse Spark 1.2 supports a larger context: 1,048,576 tokens vs 1,048,576.

The Muse Spark 1.2 and Qwen3.8 Flash Next 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 1.2 or Qwen3.8 Flash Next page. See also the complete list of AI model comparisons.