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MoonshotAI: Kimi K3 vs OpenAI: GPT-5.2 Chat

Summary

Kimi K3 (max) leads on average score with 8.5 vs 8.5. GPT-5.2 Chat has the lower benchmark cost at $0.393 vs $3.112. GPT-5.2 Chat is faster at 7.13s vs 122.48s, with pass rates of 82.5% vs 74.6%.

Recommended modelGPT-5.2 ChatIts score stays close to the best score here (8.5 vs 8.5), while costing about 7.9x less than Kimi K3 (max).

Last updated at: 2026-07-16

Metric Kimi K3 Kimi K3 max Release: 2026-07-16 GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11
Score 8.5 8.5
Rank #21 #25
Reliability 9.4 10.0
Consistency 9.2 8.9
Tests Correct
Attempt pass rate 82.5% 74.6%
Flaky tests 2 3
Total Runs 63 63
Cost per result 19.446 2.803
Total Cost $3.112 $0.393
Input Price $3.000 / 1M $1.750 / 1M
Output Price $15.000 / 1M $14.000 / 1M
Total Input Tokens 34,916 34,212
Output Tokens 2,910 23,744
Reasoning Tokens 197,529 0
Response Time (avg) 122.48s 7.13s
Response Time (max) 766.58s 38.52s
Response Time (total) 2327.06s 149.69s

Generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#21 MoonshotAI: Kimi K3

max
Cost
$0.281
Time
506.9s
Tokens
18,863 tok

#25 GPT-5.2 Chat

none
Cost
$0.010
Time
15.3s
Tokens
797 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Kimi K3 10.0 10.0 100.0% 0 325.79s 8,061 460 84,012
GPT-5.2 Chat 8.8 7.8 88.9% 1 9.82s 7,305 6,731 0

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