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Gemini 3.5 Flash vs Grok 4.3 (medium)

Grok 4.3 (medium) leads on average score with 7.1 vs 7.0. Grok 4.3 (medium) has the lower benchmark cost at $0.779 vs $1.079. Gemini 3.5 Flash is faster at 9.93s vs 47.45s, with pass rates of 74.2% vs 68.2%.

Last updated at: 2026-07-28

Rank
#89
Total Output Tokens
117,518
Response Time (avg)
9.93s
Total Cost
$1.079
Rank
#83
Total Output Tokens
241,421
Response Time (avg)
47.45s
Total Cost
$0.779
Recommended model Gemini 3.5 Flash

Its score stays close to the best score here (7.0 vs 7.1), while responding about 4.8x faster than Grok 4.3 (medium).

Detailed comparison

Metric Gemini 3.5 Flash Gemini 3.5 Flash none Release: 2026-05-19 Grok 4.3 Grok 4.3 medium Release: 2026-05-01
Score 7.0 7.1
Rank #89 #83
Reliability 10.0 10.0
Consistency 8.9 8.6
Tests Correct
Attempt pass rate 74.2% 68.2%
Flaky tests 3 4
Total Runs 66 66
Cost per result 7.190 5.990
Total Cost $1.079 $0.779
Input Price $1.500 / 1M $1.250 / 1M
Output Price $9.000 / 1M $2.500 / 1M
Total Input Tokens 13,843 140,031
Output Tokens 117,518 13,739
Reasoning Tokens 0 227,682
Response Time (avg) 9.93s 47.45s
Response Time (max) 64.36s 216.69s
Response Time (total) 178.68s 1043.83s

Model generation showcase

Hamster playing table tennis

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

#89 Gemini 3.5 Flash

none
Cost
$0.225
Time
125.5s
Tokens
25,004 tok

#83 xAI: Grok 4.3

medium
Cost
$0.009
Time
19.0s
Tokens
3,661 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 3.5 Flash 8.8 7.8 88.9% 1 34.69s 8,122 75,927 0
Grok 4.3 5.9 7.7 44.4% 1 41.23s 8,340 1,028 31,226

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