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GPT-5.4 (medium) vs Inkling Small (high)

GPT-5.4 (medium) leads on average score with 8.5 vs 8.4. Inkling Small (high) has the lower benchmark cost at $0.416 vs $1.533. GPT-5.4 (medium) is faster at 23.10s vs 31.70s, with pass rates of 77.3% vs 69.7%.

Last updated at: 2026-08-01

Rank
#26
Total Output Tokens
88,670
Response Time (avg)
23.10s
Total Cost
$1.533
Rank
#30
Total Output Tokens
310,388
Response Time (avg)
31.70s
Total Cost
$0.416
Recommended model Inkling Small (high)

Its score stays close to the best score here (8.4 vs 8.5), while costing about 3.7x less than GPT-5.4 (medium).

Detailed comparison

Metric GPT-5.4 GPT-5.4 medium Release: 2026-03-05 Inkling Small Inkling Small high Release: 2026-08-01
Score 8.5 8.4
Rank #26 #30
Reliability 10.0 10.0
Consistency 8.6 9.2
Tests Correct
Attempt pass rate 77.3% 69.7%
Flaky tests 4 2
Total Runs 66 66
Cost per result 10.220 2.967
Total Cost $1.533 $0.416
Input Price $2.500 / 1M $0.500 / 1M
Output Price $15.000 / 1M $1.200 / 1M
Total Input Tokens 81,127 85,660
Output Tokens 6,155 6,092
Reasoning Tokens 82,515 304,296
Response Time (avg) 23.10s 31.70s
Response Time (max) 100.41s 122.60s
Response Time (total) 508.26s 697.30s

Model generation showcase

Hamster playing table tennis

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

#26 GPT-5.4

medium
Cost
$0.214
Time
199.6s
Tokens
14,349 tok

#30 Thinking Machines: Inkling Small

high
Cost
$0.006
Time
34.7s
Tokens
4,735 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-5.4 8.8 7.8 88.9% 1 44.36s 7,305 433 24,216
Inkling Small 10.0 10.0 100.0% 0 93.23s 7,374 463 120,474

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