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ModelCap

Head-to-head comparison

Qwen3.7 Flash vs Qwen3.8 27B

Qwen3.7 Flash (Qwen) and Qwen3.8 27B (Qwen) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 17 August 2026

As of 17 August 2026, Qwen3.8 27B holds the stronger ModelCap Index position (#16 vs #102); Qwen3.7 Flash is 24.6× cheaper per output token ($0.13/1M vs $3.20/1M); Qwen3.7 Flash offers the longer context window (1M vs 262K tokens); and Qwen3.8 27B ships open weights.

Which should you choose?

Choose Qwen3.7 Flash if…

  • API cost matters — $0.13/1M output tokens against $3.20/1M, about 24.6× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.03/1M against $0.45/1M.
  • you need the longer context window — 1M tokens against 262K.

Choose Qwen3.8 27B if…

  • you want the stronger overall ModelCap Index position — #16 against #102 (69.6 vs 23.7 points).
  • you want to self-host: Qwen3.8 27B ships open weights while Qwen3.7 Flash is api only.
  • you want provider choice — 3 listed API providers against 1.
  • you want the more recently listed model — Qwen3.8 27B was listed 14 August 2026, Qwen3.7 Flash 27 July 2026.

Qwen3.7 Flash vs Qwen3.8 27B: specs, pricing and context

Specification comparison of Qwen3.7 Flash and Qwen3.8 27B
FieldQwen3.7 FlashQwenQwen3.8 27BQwen
ModelCap Index position#102#16
Index score23.769.6
EvidenceEstimatedMeasured
Input price / 1M tokens$0.03$0.45
Output price / 1M tokens$0.13$3.20
Context window1M tokens262K tokens
Max output tokens66K131K
API providers listed13
Weight accessAPI onlyOpen weights
Input modalitiesText, Image, VideoText, Image, Video
First listed27 July 202614 August 2026
PublisherQwenQwen

Evidence: publisher corpus prior · leave-one-anchor-out calibrated · 1 public benchmark observation across 1 board. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Qwen3.7 Flash vs Qwen3.8 27B

Public benchmark boards where Qwen3.7 Flash or Qwen3.8 27B has a published result
BoardQwen3.7 FlashQwen3.8 27BLeads
Artificial Analysis Intelligence IndexArtificial Analysis—52.0intelligence-indexOnly one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Qwen3.7 Flash vs Qwen3.8 27B: common questions

Is Qwen3.7 Flash better than Qwen3.8 27B?

Qwen3.8 27B ranks higher on the ModelCap Index as of 17 August 2026: #16 against #102. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is Qwen3.7 Flash cheaper than Qwen3.8 27B?

Qwen3.7 Flash is cheaper on output tokens: $0.13/1M against $3.20/1M. Input tokens are $0.03/1M for Qwen3.7 Flash and $0.45/1M for Qwen3.8 27B. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, Qwen3.7 Flash or Qwen3.8 27B?

Qwen3.7 Flash has the larger context window: 1M tokens against 262K.

Which is better for coding, Qwen3.7 Flash or Qwen3.8 27B?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are Qwen3.7 Flash and Qwen3.8 27B open-weight models?

Qwen3.7 Flash: API only. Qwen3.8 27B: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Qwen3.7 Flash and Qwen3.8 27B?

ModelCap currently lists 1 API provider for Qwen3.7 Flash and 3 for Qwen3.8 27B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Qwen3.7 Flash vs Qwen3.8 27B comparison?

Every figure comes from the sealed ModelCap dataset published 17 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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