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MoonshotAI: Kimi Dev 72B

by MoonshotAI

Kimi-Dev-72B is an open-source large language model fine-tuned for software engineering and issue resolution tasks. Based on Qwen2.5-72B, it is optimized using large-scale reinforcement learning that applies code patches in real repositories and validates them via full test suite execution—rewarding only correct, robust completions. The model achieves 60.4% on SWE-bench Verified, setting a new benchmark among open-source models for software bug fixing and code reasoning.

Avg Score

53.1%

13 answers

Avg Latency

173.1s

9 runs

Pricing

$0.29

input

/

$1.15

output

per 1M tokens

Context

131K

tokens

Alternatives

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No alternatives found

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Other Models from MoonshotAI

Compare performance with other models from the same creator

ModelScoreLatencyCost/1M
MoonshotAI: Kimi K2 090587.5%14.4s$1.55
MoonshotAI: Kimi K2 071186.2%15.0s$1.45
MoonshotAI: Kimi K2 090586.1%43.5s$1.15
MoonshotAI: Kimi K2 Thinking83.0%48.4s$1.07
MoonshotAI: Kimi K2.5——$1.71
MoonshotAI: Kimi K2 0711——Free

Benchmark Performance

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Price vs Performance

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

Score Over Time

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Benchmark Activity

Number of benchmark runs over time

Quickstart

Get started with this model using OpenRouter

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

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

const completion = await openrouter.chat.completions.create({
  model: "moonshotai/kimi-dev-72b",
  messages: [
    {
      role: "user",
      content: "Hello!"
    }
  ]
});

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

Get your API key at openrouter.ai/keys