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Seed 2.1 Turbo (low) vs Gemini 3 Flash Preview (medium)

Gemini 3 Flash Preview (medium) leads on average score with 9.6 vs 9.3. Gemini 3 Flash Preview (medium) has the lower benchmark cost at $0.876 vs $1.645. Gemini 3 Flash Preview (medium) is faster at 21.57s vs 161.25s, with pass rates of 81.2% vs 94.2%.

Last updated at: 2026-10-19

Compared models

Rank
#29
Total Output Tokens
609,333
Response Time (avg)
161.25s
Total Cost
$1.645
Rank
#15
Total Output Tokens
252,536
Response Time (avg)
21.57s
Total Cost
$0.876
Recommended model Gemini 3 Flash Preview (medium)

It has the best score here (9.6), while costing about 1.9x less than Seed 2.1 Turbo (low).

Detailed comparison

Metric Seed 2.1 Turbo Seed 2.1 Turbo low Release: 2026-08-12 Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17
Score 9.3 9.6
Rank #29 #15
Reliability 10.0 10.0
Consistency 9.3 9.7
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 81.2% 94.2%
Flaky tests 2 1
Total Runs 69 69
Cost per result 9.135 4.169
Total Cost $1.645 $0.876
Input Price $0.500 / 1M $0.500 / 1M
Output Price $2.500 / 1M $3.000 / 1M
Cache Read Price N/A $0.050 / 1M
Cache Write Price N/A $0.084 / 1M
Total Input Tokens 241,855 235,726
Output Tokens 8,387 6,669
Reasoning Tokens 600,946 245,867
Response Time (avg) 161.25s 21.57s
Response Time (max) 739.98s 117.26s
Response Time (total) 3708.70s 496.12s
Parameters ~200B total (~20B active) ~500B total (~20B 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.

#29 Seed 2.1 Turbo

low
Cost
$0.049
Time
298.8s
Tokens
19,730 tok

#15 Gemini 3 Flash Preview

medium
Cost
$0.010
Time
18.4s
Tokens
3,351 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
Seed 2.1 Turbo 10.0 10.0 100.0% 0 360.85s 8,220 385 207,368
Gemini 3 Flash Preview 8.6 7.6 88.9% 1 84.40s 8,122 462 161,084

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