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GPT-5.2 (medium) vs Grok 4.5 (low)

GPT-5.2 (medium) leads on average score with 8.7 vs 7.8. Grok 4.5 (low) has the lower benchmark cost at $1.345 vs $1.558. Grok 4.5 (low) is faster at 18.14s vs 31.29s, with pass rates of 73.9% vs 73.9%.

Last updated at: 2026-10-19

Compared models

Rank
#66
Total Output Tokens
80,538
Response Time (avg)
31.29s
Total Cost
$1.558
Rank
#132
Total Output Tokens
121,415
Response Time (avg)
18.14s
Total Cost
$1.345
Recommended model GPT-5.2 (medium)

It has the strongest score in this comparison (8.7) and the best overall balance of cost and response time across 2 models.

Detailed comparison

Metric GPT-5.2 GPT-5.2 medium Release: 2025-12-11 Grok 4.5 Grok 4.5 low Release: 2026-07-08
Score 8.7 7.8
Rank #66 #132
Reliability 10.0 10.0
Consistency 8.5 9.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 73.9% 73.9%
Flaky tests 4 2
Total Runs 69 69
Cost per result 10.261 8.404
Total Cost $1.558 $1.345
Input Price $1.750 / 1M $2.000 / 1M
Output Price $14.000 / 1M $6.000 / 1M
Cache Read Price $0.175 / 1M $0.300 / 1M
Cache Write Price N/A N/A
Total Input Tokens 235,207 308,068
Output Tokens 11,065 9,218
Reasoning Tokens 69,473 112,197
Response Time (avg) 31.29s 18.14s
Response Time (max) 116.86s 205.28s
Response Time (total) 531.98s 417.21s
Parameters ~1.2T total (~80B active) ~1.7T total (~170B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#66 GPT-5.2

medium
Cost
$0.047
Time
49.2s
Tokens
3,396 tok

#132 SpaceXAI: Grok 4.5

low
Cost
$0.011
Time
12.4s
Tokens
2,018 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 10.0 10.0 100.0% 0 22.73s 7,302 511 11,912
Grok 4.5 10.0 10.0 100.0% 0 13.72s 9,579 303 15,641

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