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

Gemini 3 Flash Preview (medium) leads on average score with 9.5 vs 9.4. GPT-5.6 Sol (high) has the lower benchmark cost at $0.629 vs $0.763. GPT-5.6 Sol (high) is faster at 11.48s vs 19.86s, with pass rates of 93.9% vs 89.4%.

Last updated at: 2026-08-20

Rank
#5
Total Output Tokens
239,608
Response Time (avg)
19.86s
Total Cost
$0.763
Rank
#9
Total Output Tokens
28,708
Response Time (avg)
11.48s
Total Cost
$0.629
Recommended model GPT-5.6 Sol (high)

Its score stays close to the best score here (9.4 vs 9.5), while responding about 1.7x 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 high Release: 2026-07-09
Score 9.5 9.4
Rank #5 #9
Reliability 10.0 10.0
Consistency 9.7 8.9
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 93.9% 89.4%
Flaky tests 1 3
Total Runs 66 66
Cost per result 3.814 6.987
Total Cost $0.763 $0.629
Input Price $0.500 / 1M $2.500 / 1M
Output Price $3.000 / 1M $15.000 / 1M
Total Input Tokens 87,870 79,258
Output Tokens 5,486 4,855
Reasoning Tokens 234,122 23,853
Response Time (avg) 19.86s 11.48s
Response Time (max) 117.26s 54.79s
Response Time (total) 436.88s 252.62s
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

#9 GPT-5.6 Sol

high
Cost
$0.151
Time
201.9s
Tokens
5,100 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 12.52s 7,302 404 5,656

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