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Comparison · 2 models · Updated Oct 4, 2026

Qwen3.7 Plus vs Laguna S 2.1

Laguna S 2.1 comes out ahead, 69 to 65 on our weighted score, and it is the cheaper option too.

  1. Alibaba (Qwen)

    Qwen3.7 Plus

    Released Jun 2, 2026

    65/100
    • ECI147.4
    • Price$0.40 / $1.60
    • Context1M
    Full specs Remove Qwen3.7 Plus
  2. Our pick

    Poolside

    Laguna S 2.1

    Released Jul 21, 2026

    69/100
    • ECI—
    • Price$0.10 / $0.20
    • Context1.05M
    Full specs Remove Laguna S 2.1

  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Laguna S 2.1 is our pick

Laguna S 2.1 is the better all-round choice, scoring 69/100 against Qwen3.7 Plus (65). It leads on price. Qwen3.7 Plus wins on inputs & features. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceLaguna S 2.1Laguna S 2.1 $0.125 · Qwen3.7 Plus $0.70 per 1M tokens (3:1 blend)
  • Longest contextLaguna S 2.1Laguna S 2.1 1,048,576 · Qwen3.7 Plus 1,000,000 tokens
  • Widest inputsQwen3.7 PlusQwen3.7 Plus: Text, Images, Video · Laguna S 2.1: Text
  • Self-hostingLaguna S 2.1Publishes downloadable weights
How the score is built
MeasureWeightQwen3.7 PlusLaguna S 2.1
Price50%5793
Inputs & features30%8035
Context window20%6061
Overall100%65/10069/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Qwen3.7 Plus vs Laguna S 2.1 specifications side by side
SpecificationQwen3.7 PlusAlibaba (Qwen)Laguna S 2.1Poolside
Capability
Capabilities Index (ECI)147.4—
ECI rank#61 of 148—
GPQA DiamondGraduate-level science questions87.9%—
FrontierMath Tiers 1–3Research-level mathematics34.4%—
OTIS Mock AIME 2024–2025Competition mathematics93.3%—
Price per million tokens
Input$0.40$0.10 (best)
Output$1.60$0.20 (best)
Cached input$0.04—
Blended (3:1)$0.70$0.125 (best)
Long-context rateOver 256K: $1.20 / $4.80Same rate
Price sourceOfficial Alibaba APIMedian of 4 providers
Limits
Context window1,000,000 tokens1,048,576 tokens (best)
Max output64,000 tokens (best)32,768 tokens
Inputs and features
TextYesYes
ImagesYesNo
PDFsNoNo
AudioNoNo
VideoYesNo
ReasoningYesYes
Tool callingYesYes
Structured outputYesNo
Availability
WeightsProprietaryOpen
API model IDqwen3.7-pluspoolside/laguna-s-2.1
API providers25 (best)6
ReleasedJun 2, 2026Jul 21, 2026
Knowledge cutoffApr 2025—
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Qwen3.7 Plus$7.20
  • Laguna S 2.1$1.40
04 — Questions

Which should you choose?

Which is better: Qwen3.7 Plus or Laguna S 2.1?

Laguna S 2.1 is the better all-round choice, scoring 69/100 against Qwen3.7 Plus (65). It leads on price. Qwen3.7 Plus wins on inputs & features. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Qwen3.7 Plus or Laguna S 2.1?

Laguna S 2.1 is cheaper at $0.10 input / $0.20 output per million tokens (median across 4 API providers; free on Poolside). Qwen3.7 Plus costs $0.40 input / $1.60 output per million tokens (official Alibaba API price). At a typical mix of three input tokens to one output token, that is $0.125 per million tokens for Laguna S 2.1 versus $0.70 for Qwen3.7 Plus (5.6× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Qwen3.7 Plus has an ECI of 147.4 and Laguna S 2.1 has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Qwen3.7 Plus and Laguna S 2.1 yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.

Which has the bigger context window?

Laguna S 2.1 has the largest context window at 1,048,576 tokens, against 1,000,000 for Qwen3.7 Plus. Maximum output per response: Qwen3.7 Plus up to 64,000, Laguna S 2.1 up to 32,768 tokens.

Which can read images, PDFs, audio or video?

Qwen3.7 Plus accepts text, images and video; Laguna S 2.1 accepts text. Qwen3.7 Plus handles the widest range of inputs.

Are any of these open source?

Laguna S 2.1 publishes its weights and can be self-hosted; Qwen3.7 Plus is proprietary.

Which is newer?

Laguna S 2.1 is the newest, released Jul 21, 2026. Qwen3.7 Plus came out Jun 2, 2026. Knowledge cutoff: Qwen3.7 Plus Apr 2025.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.

05 — Keep comparing

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