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Claude Opus 5 vs GPT-5.4 Mini (medium)

GPT-5.4 Mini (medium) leads on average score with 7.9 vs 7.1. GPT-5.4 Mini (medium) has the lower benchmark cost at $1.102 vs $2.766. Claude Opus 5 is faster at 10.78s vs 29.94s, with pass rates of 55.1% vs 69.6%.

Last updated at: 2026-10-24

Compared models

Rank
#181
Total Output Tokens
31,386
Response Time (avg)
10.78s
Total Cost
$2.766
Rank
#122
Total Output Tokens
184,172
Response Time (avg)
29.94s
Total Cost
$1.102
Recommended model GPT-5.4 Mini (medium)

It has the best score here (7.9), while costing about 2.5x less than Claude Opus 5.

Detailed comparison

Metric Claude Opus 5 Claude Opus 5 none Release: 2026-07-25 GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17
Score 7.1 7.9
Rank #181 #122
Reliability 10.0 10.0
Consistency 9.6 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 55.1% 69.6%
Flaky tests 1 5
Total Runs 69 69
Cost per result 23.044 7.754
Total Cost $2.766 $1.102
Input Price $5.000 / 1M $0.750 / 1M
Output Price $25.000 / 1M $4.500 / 1M
Cache Read Price $0.500 / 1M $0.075 / 1M
Cache Write Price $6.250 / 1M N/A
Total Input Tokens 396,120 238,925
Output Tokens 31,386 7,109
Reasoning Tokens 0 177,063
Response Time (avg) 10.78s 29.94s
Response Time (max) 79.61s 138.75s
Response Time (total) 247.96s 688.57s
Parameters ~5T total (~500B active) ~400B total (~17B 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.

#181 Claude Opus 5

none
Cost
$0.271
Time
149.3s
Tokens
10,962 tok

#122 GPT-5.4 Mini

medium
Cost
$0.056
Time
95.5s
Tokens
12,464 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
Claude Opus 5 5.9 9.7 33.3% 0 5.54s 10,590 2,886 0
GPT-5.4 Mini 8.4 7.4 88.9% 1 57.87s 7,305 467 40,902

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