Coding · Moonshot AI

Kimi K2 Chat on HumanEval: score, rank and what it means

Kimi K2 Chat scores 88.1 on HumanEval, placing it #71 of 600 models in the index. The benchmark average is 74.0 and the leader is GPT-5.2 Pro at 96.8.

Score
88.1
0–100 scale
Rank
#71
of 600
Percentile
88th
within the index
Benchmark avg
74.0
all models
Leader
96.8
GPT-5.2 Pro
Gap to leader
8.7
points

Score distribution

The chart shows the top 10 models on HumanEval, with Kimi K2 Chat highlighted. Longer bars mean higher scores.

GPT-5.2 Pro 96.8
Gemini 3 Pro Pro 95.0
o4 Max 94.6
Grok 4 Reasoning 93.8
Claude Opus 4.5 93.7
GPT-5.2 Max 93.6
Claude Opus 4.5 Pro 93.4
Grok 4 Max 93.4
GPT-5.2 Turbo 93.2
GPT-5.1 Reasoning 92.9

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
2 Gemini 3 Pro Pro Google DeepMind 200000 $19.80 87.3
3 o4 Max OpenAI 2000000 $19.51 86.2
4 Grok 4 Reasoning xAI 2000000 $19.67 87.8
5 Claude Opus 4.5 Anthropic 400000 $19.42 87.7
6 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
7 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
8 Grok 4 Max xAI 2000000 $19.70 86.6
9 GPT-5.2 Turbo OpenAI 1000000 $20.73 87.4
10 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3

What this score means

On HumanEval, Kimi K2 Chat sits at #71 of 600. The leader, GPT-5.2 Pro, scores 96.8, so the gap to the top is 8.7 points. The median model in this index scores 77.4, which puts Kimi K2 Chat above the midpoint.

Moonshot AI models average 76.3 on this benchmark. Kimi K2 Chat is 11.8 points above that provider line, so it is a stronger result than the average Moonshot AI model.

Among multimodal models, the average is 82.2. Kimi K2 Chat is 5.9 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 88.1 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 $5.74 per million input tokens, Kimi K2 Chat is above the median input price of $4.00 across the 600 models scored on HumanEval. 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 Pro Google DeepMind 400000 $17.16 83.6
GPT-4.1 OpenAI 1000000 $15.71 82.4
Claude Opus 4.5 Vision Anthropic 200000 $17.70 85.9
Gemini 2.5 Pro Turbo Google DeepMind 1000000 $16.32 83.9
Kimi K2 Chat Moonshot AI 400000 $5.74 82.1
DeepSeek-R1 Instruct DeepSeek 1000000 $5.90 83.1
MiniMax-M2 MiniMax 200000 $5.19 80.6

Other benchmarks for Kimi K2 Chat

BenchmarkScoreRankPercentileRelative
MMLU-Pro 82.7 110 82th
GPQA Diamond 77.4 99 84th
SWE-bench Verified 70.0 110 82th
MATH-500 84.8 112 81th
AIME 2025 84.1 48 92th
LiveCodeBench 74.5 100 83th
IFEval 88.0 101 83th
TruthfulQA 82.8 111 82th
HellaSwag 91.6 46 92th
MMMU 79.6 64 89th
Arena Elo 1445.6 89 85th

FAQ

What score does Kimi K2 Chat get on HumanEval?

Kimi K2 Chat scores 88.1 on HumanEval in this index. The benchmark average is 74.0 and the top score is 96.8.

How does Kimi K2 Chat rank on HumanEval?

It ranks #71 of 600 models, in the 88th percentile. The leader is GPT-5.2 Pro at 96.8.

Is Kimi K2 Chat good at HumanEval?

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 HumanEval score calculated?

HumanEval 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 Chat cost?

Kimi K2 Chat costs $5.74 per million input tokens and $22.24 per million output tokens.

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