Home / Compare / Kimi K3 vs Grok 4.7

Kimi K3 vs Grok 4.7

For a typical chat reply (2,000 tokens in, 400 out), Kimi K3 costs 2.3× as much as Grok 4.7: $12.00 against $5.12 per 1,000 requests at list price on 2026-09-28.

Kimi K3Grok 4.7
Input, per 1M tokens$3.00$1.60
Output, per 1M tokens$15.00$4.80
Context window1.05M500K
Classification or routing (600 tokens in, 10 out), per 1,000$1.95$1.01
Chat reply (2,000 in, 400 out), per 1,000$12.00$5.12
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$31.50$15.20
Confidence signalyesyes
Tool callingyesyes

Which one should carry your traffic?

If Grok 4.7 answers your requests as well as Kimi K3, moving that traffic saves 57% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Grok 4.7 exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to Kimi K3.

Kimi K3 profile · Grok 4.7 profile · Measure it on your traffic