Is Qwen3.5 Flash or DeepSeek V4 Flash cheaper?

DeepSeek V4 Flash is cheaper on output tokens ($0.28 vs $0.40 per 1M).

Which has the larger context window, Qwen3.5 Flash or DeepSeek V4 Flash?

Qwen3.5 Flash has the larger context window (1M tokens).

Qwen3.5 Flash vs DeepSeek V4 Flash

DeepSeek V4 Flash is cheaper on output tokens, while Qwen3.5 Flash offers a larger context window. Choose Qwen3.5 Flash or DeepSeek V4 Flash based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen3.5 Flash	DeepSeek V4 Flash
Provider	ZenMux	ZenMux
Input / 1M tokens	$0.10	$0.14
Output / 1M tokens	$0.40	$0.28
Context window	1M	1M
Parameters	—	284B
Open weights	No	Yes
Released	Mar 2026	Apr 2026

Qwen3.5 Flash details →DeepSeek V4 Flash details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.