Navigate
AI BENCHY
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

GPT-5.3-Codex (medium) vs Step 3.7 Flash (low)

GPT-5.3-Codex (medium) leads on average score with 8.9 vs 7.3. Step 3.7 Flash (low) has the lower benchmark cost at $0.454 vs $0.920. GPT-5.3-Codex (medium) is faster at 16.96s vs 20.68s, with pass rates of 83.3% vs 68.2%.

Last updated at: 2026-07-25

Rank
#18
Total Output Tokens
55,525
Response Time (avg)
16.96s
Total Cost
$0.920
Rank
#75
Total Output Tokens
376,581
Response Time (avg)
20.68s
Total Cost
$0.454
Recommended model GPT-5.3-Codex (medium)

It has the strongest score in this comparison (8.9) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric GPT-5.3-Codex GPT-5.3-Codex medium Release: 2026-02-05 Step 3.7 Flash Step 3.7 Flash low Release: 2026-05-29
Score 8.9 7.3
Rank #18 #75
Reliability 10.0 10.0
Consistency 8.6 8.1
Tests Correct
Attempt pass rate 83.3% 68.2%
Flaky tests 4 5
Total Runs 66 66
Cost per result 5.748 3.782
Total Cost $0.920 $0.454
Input Price $1.750 / 1M $0.200 / 1M
Output Price $14.000 / 1M $1.150 / 1M
Total Input Tokens 81,268 103,833
Output Tokens 6,251 376,581
Reasoning Tokens 49,274 0
Response Time (avg) 16.96s 20.68s
Response Time (max) 100.93s 124.75s
Response Time (total) 373.19s 455.01s

Hamster playing table tennis

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

#18 GPT-5.3-Codex

medium
Cost
$0.049
Time
54.9s
Tokens
3,580 tok

#75 Step 3.7 Flash

low
Invalid SVG
Cost
$0.004
Time
25.3s
Tokens
3,072 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-5.3-Codex 10.0 10.0 100.0% 0 19.50s 7,302 535 10,890
Step 3.7 Flash 8.2 7.2 88.9% 1 9.46s 7,437 18,685 0

Quick Compare

Switch Comparison Pair