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GPT-5.2 Chat vs MiMo-V2.5 (medium)

The average score is effectively tied at 7.0 vs 7.1. MiMo-V2.5 (medium) has the lower benchmark cost at $0.419 vs $0.594. GPT-5.2 Chat is faster at 7.43s vs 49.20s, with pass rates of 66.7% vs 69.6%.

Last updated at: 2026-10-01

Compared models

Rank
#153
Total Output Tokens
29,742
Response Time (avg)
7.43s
Total Cost
$0.594
Rank
#152
Total Output Tokens
341,511
Response Time (avg)
49.20s
Total Cost
$0.419
Recommended model GPT-5.2 Chat

It has the best score here (7.0), while responding about 6.6x faster than MiMo-V2.5 (medium).

Detailed comparison

Metric GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11 MiMo-V2.5 MiMo-V2.5 medium Release: 2026-04-22
Score 7.0 7.1
Rank #153 #152
Reliability 10.0 10.0
Consistency 8.7 7.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 66.7% 69.6%
Flaky tests 4 7
Total Runs 69 69
Cost per result 4.564 3.491
Total Cost $0.594 $0.419
Input Price $1.750 / 1M $0.140 / 1M
Output Price $14.000 / 1M $0.280 / 1M
Total Input Tokens 101,104 259,664
Output Tokens 29,742 8,414
Reasoning Tokens 0 333,097
Response Time (avg) 7.43s 49.20s
Response Time (max) 38.52s 316.27s
Response Time (total) 163.35s 1131.69s
Parameters ~400B total (~17B active) 310B total (15B active)
Availability Closed Open source

Model generation showcase

Hamster playing table tennis

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

#153 GPT-5.2 Chat

none
Cost
$0.010
Time
15.3s
Tokens
797 tok

#152 MiMo-V2.5

medium
Cost
$0.002
Time
54.8s
Tokens
5,247 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
GPT-5.2 Chat 8.8 7.8 88.9% 1 9.82s 7,305 6,731 0
MiMo-V2.5 6.2 4.7 66.7% 2 97.14s 7,422 557 81,977

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