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Gemini 3.5 Flash (low) vs Grok 4.5 (high)

Grok 4.5 (high) leads on average score with 9.0 vs 8.8. Gemini 3.5 Flash (low) has the lower benchmark cost at $0.449 vs $2.252. Gemini 3.5 Flash (low) is faster at 5.76s vs 72.30s, with pass rates of 84.9% vs 86.4%.

Last updated at: 2026-08-29

Rank
#24
Total Output Tokens
35,195
Response Time (avg)
5.76s
Total Cost
$0.449
Rank
#21
Total Output Tokens
324,462
Response Time (avg)
72.30s
Total Cost
$2.252
Recommended model Gemini 3.5 Flash (low)

Its score stays close to the best score here (8.8 vs 9.0), while costing about 5.0x less than Grok 4.5 (high).

Detailed comparison

Metric Gemini 3.5 Flash Gemini 3.5 Flash low Release: 2026-05-19 Grok 4.5 Grok 4.5 high Release: 2026-07-08
Score 8.8 9.0
Rank #24 #21
Reliability 10.0 10.0
Consistency 9.3 8.9
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 84.9% 86.4%
Flaky tests 2 3
Total Runs 66 66
Cost per result 2.492 12.565
Total Cost $0.449 $2.252
Input Price $1.500 / 1M $2.000 / 1M
Output Price $9.000 / 1M $6.000 / 1M
Total Input Tokens 87,826 152,175
Output Tokens 2,239 5,655
Reasoning Tokens 32,956 318,807
Response Time (avg) 5.76s 72.30s
Response Time (max) 53.55s 676.83s
Response Time (total) 126.71s 1590.56s
Parameters ~500B total (~20B active) ~1.7T total (~170B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#24 Gemini 3.5 Flash

low
Cost
$0.068
Time
39.1s
Tokens
7,588 tok

#21 SpaceXAI: Grok 4.5

high
Cost
$0.015
Time
29.7s
Tokens
2,737 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 7.8 10.0 66.7% 0 6.71s 8,118 458 13,420
Grok 4.5 10.0 10.0 100.0% 0 155.16s 9,579 357 100,752

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