Kimi K2 0905

Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32...

by MoonshotAI

Overview

Quick stats across all benchmark runs.

Score

—

11 benchmarks

Avg Latency

28.3s

26 requests

Pricing

$0.60 in / $2.50 out

per 1M tokens

Context

262K

tokens

Alternatives

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No alternatives found

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Benchmark Performance

How this model performs across different benchmarks

Benchmark	Score	Rank
Money Boy Cultural Literacy Test	44%	45 / 107

Price vs Performance

Compare cost efficiency across all models

Current model (baseline)

Other models (relative score)

Y-axis shows score difference from shared benchmarks. X-axis uses log scale.

Score Over Time

Performance trends across all benchmark runs

Benchmark Activity

Number of benchmark runs over time

Quickstart

View on OpenRouter

Get started with this model using OpenRouter

import { OpenRouter } from "@openrouter/sdk";

const openrouter = new OpenRouter({
  apiKey: "<OPENROUTER_API_KEY>"
});

const completion = await openrouter.chat.completions.create({
  model: "moonshotai/kimi-k2-0905",
  messages: [
    {
      role: "user",
      content: "Hello!"
    }
  ]
});

console.log(completion.choices[0].message.content);

Get your API key at openrouter.ai/keys

Other Models from MoonshotAI

Compare performance with other models from the same creator

Model	Latency	Cost/1M	Score
Kimi K2.6	33.2s	$2.11	60%
Kimi K2 Thinking	47.3s	$1.55	31%
Kimi K2 0711	15.0s	$1.44	—
Kimi Dev 72B	173.1s	$0.72	—
Kimi K2.5	9.6s	$1.15	—