Kimi K3.1 Pro Highspeed vs Qwen3.8 Max Prime

Price, context window & benchmark comparison

Moonshot AI

Kimi K3.1 Pro Highspeed

Moonshot AI
$4.00 / $20.00
Input / Output · per 1M tokens
VS
Qwen (Alibaba)

Qwen3.8 Max Prime

Qwen (Alibaba)
$4.00 / $12.00
Input / Output · per 1M tokens
Compare different models
Moonshot AI
Qwen (Alibaba)
Verdict: Qwen3.8 Max Prime is 25% cheaper than Kimi K3.1 Pro Highspeed on a typical 3:1 input/output mix. Kimi K3.1 Pro Highspeed has the larger context window (1M vs 1M).
Kimi K3.1 Pro HighspeedQwen3.8 Max Prime
Input price / 1M$4.00$4.00
Output price / 1M$20.00$12.00
Blended price (3:1)$8.00$6.00
Cached input / 1M$0.20$0.50
Context window1M1M
Max output1M131K
Intelligence index——
Coding index——
Providers—1
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-232026-09-23
Retirement——

Cost calculator

FAQ

Which is cheaper, Kimi K3.1 Pro Highspeed or Qwen3.8 Max Prime?

Qwen3.8 Max Prime is 25% cheaper than Kimi K3.1 Pro Highspeed on a typical 3:1 input/output mix.

Kimi K3.1 Pro Highspeed vs Qwen3.8 Max Prime: which has a bigger context window?

Kimi K3.1 Pro Highspeed: 1,048,576 tokens. Qwen3.8 Max Prime: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Kimi K3.1 Pro Highspeed ≈ $18,000, Qwen3.8 Max Prime ≈ $14,000.

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