Gemini 3.8 Flash vs Kimi K3

Price, context window & benchmark comparison

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Gemini 3.8 Flash

Google
$0.75 / $3.75
Input / Output · per 1M tokens
VS
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Kimi K3

Moonshot AI
$3.00 / $15.00
Input / Output · per 1M tokens
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Verdict: Gemini 3.8 Flash is 4.0× cheaper than Kimi K3 on a typical 3:1 input/output mix. Kimi K3 scores higher on the Artificial Analysis Intelligence Index (43.6 vs 40.9).
Gemini 3.8 FlashKimi K3
Input price / 1M$0.75$3.00
Output price / 1M$3.75$15.00
Blended price (3:1)$1.50$6.00
Cached input / 1M$0.075$0.30
Context window1M1M
Max output66K944K
Intelligence index40.943.6
Coding index76.376.2
Providers620
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-022026-07-16
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FAQ

Which is cheaper, Gemini 3.8 Flash or Kimi K3?

Gemini 3.8 Flash is 4.0× cheaper than Kimi K3 on a typical 3:1 input/output mix.

Gemini 3.8 Flash vs Kimi K3: which has a bigger context window?

Gemini 3.8 Flash: 1,048,576 tokens. Kimi K3: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 3.8 Flash ≈ $3,375, Kimi K3 ≈ $13,500.

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