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Gemini 3 Flash Preview (medium) vs GPT-5.6 Sol (medium)

Gemini 3 Flash Preview (medium) leads on average score with 9.5 vs 9.4. GPT-5.6 Sol (medium) has the lower benchmark cost at $0.723 vs $0.763. GPT-5.6 Sol (medium) is faster at 12.63s vs 19.86s, with pass rates of 93.9% vs 90.9%.

Last updated at: 2026-08-20

Rank
#5
Total Output Tokens
239,608
Response Time (avg)
19.86s
Total Cost
$0.763
Rank
#8
Total Output Tokens
34,977
Response Time (avg)
12.63s
Total Cost
$0.723
Recommended model GPT-5.6 Sol (medium)

Its score stays close to the best score here (9.4 vs 9.5), while responding about 1.6x faster than Gemini 3 Flash Preview (medium).

Detailed comparison

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17 GPT-5.6 Sol GPT-5.6 Sol medium Release: 2026-07-09
Score 9.5 9.4
Rank #5 #8
Reliability 10.0 10.0
Consistency 9.7 8.9
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 93.9% 90.9%
Flaky tests 1 3
Total Runs 66 66
Cost per result 3.814 8.025
Total Cost $0.763 $0.723
Input Price $0.500 / 1M $2.500 / 1M
Output Price $3.000 / 1M $15.000 / 1M
Total Input Tokens 87,870 79,006
Output Tokens 5,486 4,696
Reasoning Tokens 234,122 30,281
Response Time (avg) 19.86s 12.63s
Response Time (max) 117.26s 79.40s
Response Time (total) 436.88s 277.88s
Parameters ~500B total (~20B active) ~2T total (~150B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#5 Gemini 3 Flash Preview

medium
Cost
$0.010
Time
18.4s
Tokens
3,351 tok

#8 GPT-5.6 Sol

medium
Cost
$0.124
Time
57.2s
Tokens
4,199 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
Gemini 3 Flash Preview 8.6 7.6 88.9% 1 84.40s 8,122 462 161,084
GPT-5.6 Sol 10.0 10.0 100.0% 0 9.40s 7,302 394 4,706

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