Gemini 2.5 Pro Preview 06-05 vs Seed 2.1 Turbo
Compare Gemini 2.5 Pro Preview 06-05 by Google AI against Seed 2.1 Turbo by ByteDance, context windows of 1.0M vs 262K, tested across 44 shared challenges.
Our Verdict
Gemini 2.5 Pro Preview 06-05
Seed 2.1 TurboRunner-up
No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, bigger context window, major provider backing.
Seed 2.1 Turbo is 4.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Pro Preview 06-05
Input
$1.25
Output
$10.00
Seed 2.1 Turbo
Input
$0.50
2.5× cheaper
Output
$2.50
4.0× cheaper
Seed 2.1 Turbo is cheaper on both — 2.5× input, 4.0× output
Writing DNA
Style Comparison
Similarity
65%
Seed 2.1 Turbo uses 6.6x more emoji
Gemini 2.5 Pro Preview 06-05
Seed 2.1 Turbo
51%Vocabulary50%
15wSentence Length27w
0.31Hedging0.27
4.8Bold1.5
4.1Lists2.4
0.00Emoji0.07
0.98Headings1.01
0.05Transitions0.04
Based on 20 + 27 text responses
Research
What we learned reading every model
FAQ
