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

Gemini 3.5 Flash (high) leads on average score with 8.3 vs 8.2. Grok 4.5 (high) has the lower benchmark cost at $2.687 vs $2.737. Gemini 3.5 Flash (high) is faster at 18.59s vs 72.50s, with pass rates of 85.5% vs 82.6%.

Last updated at: 2026-10-02

Compared models

Rank
#77
Total Output Tokens
246,012
Response Time (avg)
18.59s
Total Cost
$2.737
Rank
#82
Total Output Tokens
333,632
Response Time (avg)
72.50s
Total Cost
$2.687
Recommended model Gemini 3.5 Flash (high)

It has the best score here (8.3), while responding about 3.9x faster than Grok 4.5 (high).

Detailed comparison

Metric Gemini 3.5 Flash Gemini 3.5 Flash high Release: 2026-05-19 Grok 4.5 Grok 4.5 high Release: 2026-07-08
Score 8.3 8.2
Rank #77 #82
Reliability 10.0 10.0
Consistency 9.3 8.9
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 85.5% 82.6%
Flaky tests 2 3
Total Runs 69 69
Cost per result 14.402 15.123
Total Cost $2.737 $2.687
Input Price $1.500 / 1M $2.000 / 1M
Output Price $9.000 / 1M $6.000 / 1M
Cache Read Price $0.150 / 1M $0.300 / 1M
Cache Write Price $0.084 / 1M N/A
Total Input Tokens 348,103 342,124
Output Tokens 11,045 7,135
Reasoning Tokens 234,967 326,497
Response Time (avg) 18.59s 72.50s
Response Time (max) 145.92s 676.83s
Response Time (total) 427.52s 1667.51s
Parameters ~500B total (~20B active) ~1.7T total (~170B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#77 Gemini 3.5 Flash

high
Cost
$0.208
Time
118.2s
Tokens
23,158 tok

#82 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 10.0 10.0 100.0% 0 22.96s 8,118 456 47,129
Grok 4.5 10.0 10.0 100.0% 0 155.16s 9,579 357 100,752

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