Qwen

Qwen 3.8 Flash

QwenBalanced
ThinkingTool UseVisionStructured Output

About this model

Qwen3.8 Flash is a multimodal reasoning model from Alibaba. It is suited for coding assistance, agentic workflows, visual understanding, document and codebase analysis, desktop interaction, chart analysis, and long-video analysis.

Performance Tier

Balanced

Qwen 3.8 Flash is a balanced model from Qwen : strong performance at a reasonable price.

Strong cost-performance ratio. Reliable for most professional use cases without premium pricing.

Pricing

This model is included in Elosia plans
Eco

Minimal cost. Ideal for very high volume or simple tasks.

Typeper 1M tokens
Input (prompt)$0.150
Output (completion)$0.470
Cache read$0.016

Capabilities

Context Length1.0M
Max Output Tokens131K
TokenizerQwen
Inputtext, image, video
Outputtext
Release DateAugust 26, 2026

Benchmarks

General Intelligence
MMLU
Not reported
GPQA Diamond
91.7%
Mathematics
MATH-500
Not reported
Programming
HumanEval
Not reported
SWE-bench Multilingual
81%
LiveCodeBench
91.9%
Reasoning
Humanity's Last Exam
35.9%
Multimodal
MMMU-Pro
79.8%
Agentic
SWE-bench Pro
62.5%
Terminal-Bench 2.1
86.1%

Where does Qwen 3.8 Flash stand?

Compare its performance index against every other model.

View the performance leaderboard

Recommended Use Cases

CodingAnalysisData ExtractionSummarizationGeneral Chat

Strengths

  • Sparse mixture of experts with 125B parameters and only 6B active per token, drawn from 512 experts, plus a separate n-gram embedding table that scales capacity without adding compute
  • Hybrid attention pairing Gated DeltaNet with Qwen Sparse Attention, which selects micro-blocks rather than single tokens to cut long-context latency
  • Native image and video input through a built-in vision encoder, trained for GUI agents on desktop, mobile and web as well as chart and document analysis
  • Built for agents: tool calling, switchable thinking, and reasoning preserved across turns by default for consistent multi-step decisions
  • Open weights in BF16 and FP8, served by vLLM, SGLang and TokenSpeed

Limitations

  • Limited factual knowledge density, measured independently, in line with its small active parameter count
  • The Qwen Community License requires a separate agreement for commercial model-as-a-service use or for AI coding and office assistants
  • Published scores cover the open-weight Flash-Next checkpoint, an experimental preview of the architecture; the API version adds production features without its own benchmark table
  • Qwen publishes no Terminal-Bench 2.1 or MMMU-Pro score; the ones shown come from third-party testing

Frequently asked questions

Resources

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