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  5. Andromeda AlphavsSeed 2.1 Turbo
Updated Aug 2026

Andromeda AlphavsSeed 2.1 Turbo

Andromeda Alpha is cheaper than Seed 2.1 Turbo at $0/M vs $0.5/M input tokens.

Andromeda Alpha and Seed 2.1 Turbo compared across 30 shared prompts
SpecAndromeda AlphaSeed 2.1 Turbo
Input priceFree$0.5/M tokens
Output priceFree$2.5/M tokens
Context window128K tokens262K tokens
Free API (OpenRouter)NoNo
ReleasedOct 2025Aug 2026
Our Verdict
Seed 2.1 Turbo
Seed 2.1 Turbo
Andromeda Alpha
Andromeda AlphaRunner-up

Not enough votes to call it. On the specs, Seed 2.1 Turbo has the edge: bigger model tier, newer, bigger context window.

Slight edge
API pricing

Cost per 1M tokens

Andromeda Alpha
Input
$0.000
Output
$0.000
Seed 2.1 Turbo
Input
$0.50
Output
$2.50
Where to run it

1 host

Andromeda Alpha

No hosts listed on OpenRouter.

Seed 2.1 Turbo1 host
HostInOutContextUptime
ByteDance Seedfp8$0.50 in·$2.50 out·262k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.

Writing DNA

Style Comparison

Similarity
30%

Andromeda Alpha uses 6.2x more emoji

Andromeda Alpha
Seed 2.1 Turbo
65%Vocabulary50%
15wSentence Length27w
0.64Hedging0.27
7.8Bold1.5
4.2Lists2.4
0.41Emoji0.07
0.80Headings1.01
0.12Transitions0.04
Based on 13 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

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