Laguna S 2.1 vs Qwen3.8 Max: Specs & Benchmark Comparison

Laguna S 2.1 is developed by Poolside, while Qwen3.8 Max comes from Alibaba. Laguna S 2.1 was released in July 2026, and Qwen3.8 Max followed a month later in August 2026. Qwen3.8 Max is the larger model at roughly 2.4 trillion parameters, against 118 billion for Laguna S 2.1.

We have 6 benchmark results for Laguna S 2.1 and 2 benchmark results for Qwen3.8 Max, but they were measured on different benchmarks, so there is no like-for-like scoreboard.

Laguna S 2.1 is the cheaper API at $0.10 per million input tokens and $0.20 per million output tokens, roughly 25 times cheaper than Qwen3.8 Max at $2.50 and $6.25. Both accept a context window of about 1M tokens. Laguna S 2.1 accepts text as input, while Qwen3.8 Max accepts text and images. On tooling, only Qwen3.8 Max supports function calling and only Qwen3.8 Max offers structured output.

CharacteristicLaguna S 2.1Qwen3.8 Max
CompanyPoolsideAlibaba
Release DateJuly 21, 2026August 2, 2026
Parameters118B2.4T
MultimodalNoYes
Context (input)1.0M1.0M
Context (output)131K
Input Price / 1M$0.10$2.50
Output Price / 1M$0.20$6.25
Average Score57.4%93.0%

Verdict

Laguna S 2.1 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Laguna S 2.1 — 0.6, Qwen3.8 Max — 0.9.

API Cost

Laguna S 2.1 is 29.2x cheaper: input $0.10/1M vs $2.50/1M tokens.

Context Window

Laguna S 2.1 supports a larger context: 1M vs 1M tokens.

Recency

Both models were released around the same time: 7/21/2026 and 8/2/2026.

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Frequently Asked Questions

Which is better for coding — Laguna S 2.1 or Qwen3.8 Max?
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 Max?
Laguna S 2.1 is cheaper for input: $0.10 per 1M tokens vs $2.50.
Which has a larger context window — Laguna S 2.1 or Qwen3.8 Max?
Laguna S 2.1 supports a larger context: 1,048,576 tokens vs 1,000,000.

The Laguna S 2.1 and Qwen3.8 Max 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 Max page. See also the complete list of AI model comparisons.