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Qwen · canonical pair

Qwen3.8 Flash vs Qwen3.8 Max

Alphabetical by model id, so this URL is the one to index. Qwen3.8 Flash is alibaba/qwen3.8-flash. Qwen3.8 Max is alibaba/qwen3.8-max. Both are among the models the most providers list, inside the Qwen group.

A

Qwen3.8 Flash

$1.60

per month at the reference workload

  • Reasoning
  • Tool use
  • Structured output
  • Vision
  • Long context

vs

B

Qwen3.8 Max

$21.00

per month at the reference workload

  • Reasoning
  • Tool use
  • Vision
  • Long context
100 requests a day, 2,000 input tokens and 500 output tokens, no cache hits. A light chat workload so the rate cards are comparable.
SpecQwen3.8 FlashQwen3.8 Max
Monthly, reference workload$1.60$21.00
Input / 1M$0.15$2.00
Output / 1M$0.47$6.00
Cache read / 1M$0.016$0.25
Cache write / 1M$0.20$2.50
Context1,000,0001,000,000
Max output131,072131,072
ReasoningYesYes
Tool callsYesYes
VisionYesYes
Open weightsNoNo
Providers2932
Released2026-08-262026-08-03

Same workload, your numbers

Prices are USD per 1M tokens. A month is 30 days. Cache hits use the cache-read rate when the model has one; otherwise the cache field is ignored.

Qwen3.8 Max costs $19.40 more per month than Qwen3.8 Flash at these inputs.

monthly = requests/day × 30 × (input tokens × (1 − cache hit) × input price + input tokens × cache hit × cache-read price + output tokens × output price) ÷ 1,000,000