Coding · Moonshot AI

Kimi K2 Instruct on SWE-bench Verified: score, rank and what it means

Kimi K2 Instruct scores 75.1 on SWE-bench Verified, placing it #40 of 600 models in the index. The benchmark average is 57.5 and the leader is GPT-5.2 Pro at 81.7.

Score
75.1
0–100 scale
Rank
#40
of 600
Percentile
93th
within the index
Benchmark avg
57.5
all models
Leader
81.7
GPT-5.2 Pro
Gap to leader
6.6
points

Score distribution

The chart shows the top 10 models on SWE-bench Verified, with Kimi K2 Instruct highlighted. Longer bars mean higher scores.

GPT-5.2 Pro 81.7
Claude Opus 4.5 Pro 81.1
GPT-5.2 Max 80.5
Claude Sonnet 4.5 Max 80.2
GPT-5.2 80.2
GPT-5.1 Pro 80.1
o4 Max 79.8
Claude Sonnet 4.5 Reasoning 79.6
Claude Opus 4.5 Max 79.5
Claude Opus 4.5 Reasoning 79.5

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
2 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
3 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
4 Claude Sonnet 4.5 Max Anthropic 1000000 $19.90 87.2
5 GPT-5.2 OpenAI 2000000 $19.71 88.0
6 GPT-5.1 Pro OpenAI 200000 $19.77 87.8
7 o4 Max OpenAI 2000000 $19.51 86.2
8 Claude Sonnet 4.5 Reasoning Anthropic 400000 $19.48 87.7
9 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
10 Claude Opus 4.5 Reasoning Anthropic 2000000 $20.91 88.2

What this score means

On SWE-bench Verified, Kimi K2 Instruct sits at #40 of 600. The leader, GPT-5.2 Pro, scores 81.7, so the gap to the top is 6.6 points. The median model in this index scores 61.0, which puts Kimi K2 Instruct above the midpoint.

Moonshot AI models average 59.4 on this benchmark. Kimi K2 Instruct is 15.7 points above that provider line, so it is a stronger result than the average Moonshot AI model.

Among multimodal models, the average is 66.4. Kimi K2 Instruct is 8.7 points above that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.

Read a 75.1 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.

Price context

At $5.80 per million input tokens, Kimi K2 Instruct is above the median input price of $4.00 across the 600 models scored on SWE-bench Verified. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Gemini 2.5 Pro Max Google DeepMind 200000 $16.94 84.8
Qwen3-Max Reasoning Alibaba Cloud 2000000 $18.12 85.9
Claude Sonnet 4.5 Turbo Anthropic 1000000 $18.37 85.9
DeepSeek-V3.2 Instruct DeepSeek 128000 $5.91 83.7
Kimi K2 Instruct Moonshot AI 1000000 $5.80 82.3
Claude Opus 4.5 Turbo Anthropic 2000000 $19.57 85.7
GPT-4.1 Max OpenAI 400000 $17.34 84.7

Other benchmarks for Kimi K2 Instruct

BenchmarkScoreRankPercentileRelative
MMLU-Pro 86.5 44 93th
GPQA Diamond 78.4 76 87th
HumanEval 87.3 82 86th
MATH-500 88.0 67 89th
AIME 2025 77.3 124 79th
LiveCodeBench 74.1 108 82th
IFEval 87.5 116 81th
TruthfulQA 82.8 112 81th
HellaSwag 90.2 83 86th
MMMU 78.3 88 85th
Arena Elo 1458.6 55 91th

FAQ

What score does Kimi K2 Instruct get on SWE-bench Verified?

Kimi K2 Instruct scores 75.1 on SWE-bench Verified in this index. The benchmark average is 57.5 and the top score is 81.7.

How does Kimi K2 Instruct rank on SWE-bench Verified?

It ranks #40 of 600 models, in the 93rd percentile. The leader is GPT-5.2 Pro at 81.7.

Is Kimi K2 Instruct good at SWE-bench Verified?

Yes, relative to the index: it is above the median and inside the top half of scores. The result should be read alongside its price and context window.

How is the SWE-bench Verified score calculated?

SWE-bench Verified is a coding benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.

What does Kimi K2 Instruct cost?

Kimi K2 Instruct costs $5.80 per million input tokens and $23.99 per million output tokens.

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