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DeepSeek V4 Pro vs Kimi K3

DeepSeek V4 ProDeepSeek
Kimi K3Moonshot AI
Our take

Kimi K3 wins 4 of 4 categories, but DeepSeek V4 Pro is 3.0× cheaper for everyday text work. Pick Kimi K3 when quality matters most, DeepSeek V4 Pro at volume.

Overall5365Best
Coding5674Best
Writing6169Best
Support5973Best
Value4752Best
Input / 1M$1.32Best$3.00
Output / 1M$3.96Best$15.00
Blended / 1M$1.98Best$6.00
Context window1M1M
Open weightsYesYes
Released13 Aug 202616 Jul 2026

Your monthly bill

50k
DeepSeek V4 Pro$396Cheapest
Kimi K3$1.2k
List prices, a quarter of the tokens as output. Scores are provisional, from Arena and Epoch AI.