Gemini 3.1 Flash Lite Preview vs Kimi K3.1 Pro

Price, context window & benchmark comparison

Gemini 3.1 Flash Lite Preview

Google

$0.25 / $1.50

Input / Output · per 1M tokens

Kimi K3.1 Pro

Moonshot AI

$2.00 / $10.00

Input / Output · per 1M tokens

Compare different models

Verdict: Gemini 3.1 Flash Lite Preview is 7.1× cheaper than Kimi K3.1 Pro on a typical 3:1 input/output mix. Kimi K3.1 Pro scores higher on the Artificial Analysis Intelligence Index (46.5 vs 6.2).

	Gemini 3.1 Flash Lite Preview	Kimi K3.1 Pro
Input price / 1M	$0.25	$2.00
Output price / 1M	$1.50	$10.00
Blended price (3:1)	$0.56	$4.00
Cached input / 1M	$0.025	$0.20
Context window	1M	1M
Max output	66K	944K
Intelligence index	6.2	46.5
Coding index	34.7	—
Providers	—	23
Best provider uptime (30m)	—	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-03-03	2026-10-23
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Gemini 3.1 Flash Lite Preview or Kimi K3.1 Pro?

Gemini 3.1 Flash Lite Preview is 7.1× cheaper than Kimi K3.1 Pro on a typical 3:1 input/output mix.

Gemini 3.1 Flash Lite Preview vs Kimi K3.1 Pro: which has a bigger context window?

Gemini 3.1 Flash Lite Preview: 1,048,576 tokens. Kimi K3.1 Pro: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 3.1 Flash Lite Preview ≈ $1,250, Kimi K3.1 Pro ≈ $9,000.

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