Qwen3-Plus vs Qwen-Flash

Compare Qwen3-Plus and Qwen-Flash. Find out which one is better for your use case.

Model Comparison

FeatureQwen3-PlusQwen-Flash
ProviderAlibaba CloudAlibaba Cloud
Model Typetexttext
Context Window1,000,000 tokens1,000,000 tokens
Input Cost$0.12 / 1M tokens$0.02 / 1M tokens
Output Cost$0.29 / 1M tokens$0.22 / 1M tokens

Strengths & Best Use Cases

Qwen3-Plus

1. Major upgrade over previous Plus models

  • Better reasoning, code generation, and tool-call performance.

2. Supports thinking vs non-thinking modes

  • Thinking for hard problems.
  • Non-thinking for speed.

3. Improved human preference alignment

  • Better writing quality, multi-turn memory, and formatting stability.

4. Excellent for agent-style apps

  • Accurate function calling and tool use.

Qwen-Flash

1. Ultra-fast, ultra-cheap

  • Designed for mass-scale workloads.
  • Excellent for rewriting, extraction, classification.

2. Limited reasoning but great utility

  • High throughput, low latency.

3. Optional thinking mode

  • Adds chain-of-thought when needed.

4. Supports context cache & batch calls

  • Very cost-effective system design.

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