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Gemini 3 Flash Preview (medium) vs Grok 4.6 (high)

Gemini 3 Flash Preview (medium) leads on average score with 9.6 vs 9.2. Gemini 3 Flash Preview (medium) has the lower benchmark cost at $0.742 vs $1.809. Gemini 3 Flash Preview (medium) is faster at 19.20s vs 79.38s, with pass rates of 98.5% vs 84.9%.

Last updated at: 2026-08-12

Rank
#3
Total Output Tokens
232,650
Response Time (avg)
19.20s
Total Cost
$0.742
Rank
#11
Total Output Tokens
265,604
Response Time (avg)
79.38s
Total Cost
$1.809
Recommended model Gemini 3 Flash Preview (medium)

It has the best score here (9.6), while costing about 2.4x less than Grok 4.6 (high).

Detailed comparison

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17 Grok 4.6 Grok 4.6 high Release: 2026-08-12
Score 9.6 9.2
Rank #3 #11
Reliability 10.0 10.0
Consistency 9.7 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 98.5% 84.9%
Flaky tests 1 1
Total Runs 66 66
Cost per result 3.533 10.046
Total Cost $0.742 $1.809
Input Price $0.500 / 1M $2.000 / 1M
Output Price $3.000 / 1M $6.000 / 1M
Total Input Tokens 87,861 107,266
Output Tokens 5,486 5,094
Reasoning Tokens 227,164 260,510
Response Time (avg) 19.20s 79.38s
Response Time (max) 117.26s 618.49s
Response Time (total) 422.42s 1746.29s
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.

#3 Gemini 3 Flash Preview

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

#11 SpaceXAI: Grok 4.6

high
Cost
$0.107
Time
265.1s
Tokens
18,001 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
Grok 4.6 10.0 10.0 100.0% 0 102.20s 9,579 379 51,829

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