Kimi K3 vs DeepSeek-V4-Pro

Moonshot AI's Kimi K3 and DeepSeek's DeepSeek-V4-Pro compared on specs, pricing, and capabilities — as configured in AI Crucible ensembles.

DeepSeek-V4-Pro input tokens are 2.3x cheaper than Kimi K3 ($1.58 vs $3.60 per 1M tokens).
DeepSeek-V4-Pro output tokens are 3.8x cheaper than Kimi K3 ($4.75 vs $18.00 per 1M tokens).
Kimi K3 offers the larger context window: 1.048576M tokens vs 1M tokens for DeepSeek-V4-Pro.
Kimi K3 accepts image inputs; DeepSeek-V4-Pro is text-only in AI Crucible.

Specification	Kimi K3	DeepSeek-V4-Pro
Provider	Moonshot AI	DeepSeek
API model ID	kimi-k3	deepseek-v4-pro
Description	Moonshot AI's 2.8T-parameter flagship for long-horizon coding and knowledge work, with always-on reasoning, vision, and 1M context.	DeepSeek's most capable V4 model with dual thinking/non-thinking modes and 1M context.
Context window	1.048576M tokens	1M tokens
Max output tokens	8,192	8,192
Input cost ($/1M tokens)	$3.60	$1.58
Output cost ($/1M tokens)	$18.00	$4.75
Cache read cost ($/1M tokens)	$0.36	$0.05
Latency	high	medium
Reasoning model	Yes	Yes
Vision (image input)	Yes	No
Tool use	Yes	Yes