Laguna S 2.1 vs Qwen3.8 Flash: Specs & Benchmark Comparison
| Characteristic | Laguna S 2.1 | Qwen3.8 Flash |
|---|---|---|
| Company | Poolside | Alibaba |
| Release Date | July 21, 2026 | August 26, 2026 |
| Parameters | 118B | 125B |
| Multimodal | No | Yes |
| Context (input) | 1.0M | 1.0M |
| Context (output) | — | 131K |
| Input Price / 1M | $0.10 | $0.15 |
| Output Price / 1M | $0.20 | $0.47 |
| Average Score | 0.6 | 0.7 |
| Benchmarks | ||
| Toolathlon | 0.5 | 0.7 |
| DeepSWE 1.1 | 0.4 | 0.6 |
| SWE-Bench Pro | 0.6 | 0.6 |
| SWE-bench Multilingual | 0.8 | 0.8 |
Visual Benchmark Comparison
Laguna S 2.1
Qwen3.8 Flash
Toolathlon0.5 vs 0.7
0.5
0.7
DeepSWE 1.10.4 vs 0.6
0.4
0.6
SWE-Bench Pro0.6 vs 0.6
0.6
0.6
SWE-bench Multilingual0.8 vs 0.8
0.8
0.8
Verdict
Both models show equal results — the choice depends on your specific use case.
Overall Performance
Both models show comparable average scores: Laguna S 2.1 — 0.6, Qwen3.8 Flash — 0.7.
API Cost
Laguna S 2.1 is 2.1x cheaper: input $0.10/1M vs $0.15/1M tokens.
Context Window
Same context size: 1M tokens.
Recency
Qwen3.8 Flash is newer: released 8/26/2026 vs 7/21/2026.
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Frequently Asked Questions
Which is better for coding — Laguna S 2.1 or Qwen3.8 Flash?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Laguna S 2.1 or Qwen3.8 Flash?
Laguna S 2.1 is cheaper for input: $0.10 per 1M tokens vs $0.15.
Which has a larger context window — Laguna S 2.1 or Qwen3.8 Flash?
Laguna S 2.1 supports a larger context: 1,048,576 tokens vs 1,048,576.
The Laguna S 2.1 and Qwen3.8 Flash comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Laguna S 2.1 or Qwen3.8 Flash page. See also the complete list of AI model comparisons.