Qwen3.8-Max vs DeepSeek-V4-Pro

Alibaba's Qwen3.8-Max and DeepSeek's DeepSeek-V4-Pro compared on specs, pricing, and capabilities — as configured in AI Crucible ensembles.

DeepSeek-V4-Pro input tokens are 1.5x cheaper than Qwen3.8-Max ($1.58 vs $2.40 per 1M tokens).
DeepSeek-V4-Pro output tokens are 1.5x cheaper than Qwen3.8-Max ($4.75 vs $7.20 per 1M tokens).
Qwen3.8-Max accepts image inputs; DeepSeek-V4-Pro is text-only in AI Crucible.

Specification	Qwen3.8-Max	DeepSeek-V4-Pro
Provider	Alibaba	DeepSeek
API model ID	qwen3.8-max	deepseek-v4-pro
Description	Alibaba's flagship Qwen3.8 model with 1M context, native thinking, and vision, at lower cost than Qwen3.7-Max.	DeepSeek's most capable V4 model with dual thinking/non-thinking modes and 1M context.
Context window	1M tokens	1M tokens
Max output tokens	131,072	8,192
Input cost ($/1M tokens)	$2.40	$1.58
Output cost ($/1M tokens)	$7.20	$4.75
Cache read cost ($/1M tokens)	$0.30	$0.05
Latency	medium	medium
Reasoning model	Yes	Yes
Vision (image input)	Yes	No
Tool use	Yes	Yes