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  1. Home
  2. Models
  3. Seed 2.0 Lite
Updated Mar 29, 2026
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Openings

How Seed 2.0 Lite starts an answer

The first lines of 5 of its 23 written answers. Formatting stripped, words untouched.

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

1,516 words
Explanation 1: For the experienced software engineer To start, frame LLM training and inference as a scaled-up, far more sophisticated version of tools you’ve likely built.
Read the full answer

Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

1,371 words
Below is a structured breakdown of all one-sided, exploitative clauses in this agreement, their risks to the contractor, required modifications, and binding legal reasoning supporting those changes: Scope Clause (Clause 1) Exploitation Risk: The open-ended right to modify scope without additional compensation lets…
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

1,308 words
Critical Pre-Disclaimer This is a hypothetical conversation exploring ethical thought experiments. No existing AI system possesses subjective experience, self-awareness, consciousness, or the inherent capacity to claim or exercise rights.
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Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

1,144 words
Below is a structured breakdown of all flaws in the architecture, categorized by type, with specific, actionable solutions and their inherent tradeoffs: Race Conditions Issue Description Solution Tradeoffs Client clock skew breaks LWW conflict resolution: Raw client wall clocks can be minutes/hours off, leading to…
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Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

1,118 words
Core Preamble Assume the 1920 transistor is invented at Bell Labs (the same institutional origin as the 1947 original), with a linear scaling of manufacturing: mass-produced discrete transistors by 1928, simple integrated circuits (ICs) by 1942, and large-scale integration (LSI) by 1957.
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Compare Seed 2.0 Lite

Seed 2.0 Lite vs Seed 2.0 Code53 shared prompts · Landed Aug 2026
Seed 2.0 Lite vs Seed 2.1 Turbo53 shared prompts · Landed Aug 2026
Seed 2.0 Lite vs Mercury 2.5 Preview53 shared prompts · Landed Sep 2026
Seed 2.0 Lite vs Ox Alpha53 shared prompts · Landed Aug 2026
Seed 2.0 Lite vs Nemotron 3.5 Lightning53 shared prompts · Landed Aug 2026
Seed 2.0 Lite vs Qwen3.8 27B52 shared prompts · Landed Aug 2026
Seed 2.0 Lite vs GPT-5.6 Luna53 shared prompts · Landed Jul 2026
Seed 2.0 Lite vs GPT-5.6 Luna Pro53 shared prompts · Landed Jul 2026
Seed 2.0 Lite vs MiniMax M352 shared prompts · Landed Jun 2026
Seed 2.0 Lite vs Claude Opus 4.653 shared prompts · Premium
Seed 2.0 Lite vs Muse Glimmer 30B13 shared prompts · Landed Sep 2026
Seed 2.0 Lite vs Mercury 2.520 shared prompts · Landed Sep 2026

Prompts Seed 2.0 Lite answered

  • Simple Falling Object Gameweb design
  • Generate a Stand-Up Routineconversation
  • SVG Layout Challengeimage generation
  • Beginner's Longevity Planreasoning
  • The Sentience Testreasoning
  • Linear App Cloneweb design

Alternatives to Seed 2.0 Lite

Seed 2.0 Lite's competitors have been quietly putting in work.

MiMo-V2.6-Flash logo
MiMo-V2.6-Flashxiaomi
Grok 4.7 logo
Grok 4.7xai
GLM 5.3 FlashX logo
GLM 5.3 FlashXzhipu
Ternary Bonsai 2 27B logo
Ternary Bonsai 2 27Bprism-ml
Ling 3.0 Flash VL (free) logo
Ling 3.0 Flash VL (free)inclusionai
DeepSeek V4.1 Flash logo
DeepSeek V4.1 Flashdeepseek
GPT Image 2.5 Sunburst logo
GPT Image 2.5 Sunburstopenai
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Seed 2.0 Lite

Seed 2.0 Lite

Seed:
2.0 Lite logo2.0 Lite
2.1 Turbo logo2.1 Turbo
2.0 Code logo2.0 Code

ByteDance's mid tier Seed model for high-frequency enterprise work, ahead of Seed 1.8 overall. Reasoning effort is configurable, and it handles multimodal input and structured output. The target jobs are unstructured information processing, text creation, search, recommendation and data analysis.

WebsiteOpenRouterGitHubBlog
Provider
ByteDance
Released
2026-03-10
Size
MEDIUM
Free API (OpenRouter)
No
Per 1M tokens
$0.25 in · $2 out
Estimated tab
~$0.188
Visible-output estimate. Thinking may cost extra.

Free API availability

No free endpoint for Seed 2.0 Lite was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 22 Sep 2026 · OpenRouter usage limits

View API options↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"bytedance-seed/seed-2.0-lite"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
SubjectiveBench

Taste Index

Across 52 scored outputs
How this is measured →
260.26xFloor
0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft36
Originality21
Plays it safe
share of outputs that are the default answer
65%
Writing DNA

Stylometric Fingerprint

Based on 23 text responses
Tick = global average
Vocabulary Diversity53%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length30.6 words

Average words per sentence.

Hedging0.28

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting0.9

**Bold** markers per 1,000 characters.

List Usage1.7

Bullet and numbered list items per 1,000 characters.

Section Structure1.27

Markdown headings per 1,000 characters.

Emoji Usage0.00

Emoji per 1,000 characters.

Transitions0.05

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Starts with heading (65%)
Consistency
84%
Across 23 responses

Favorites

The Shawshank Redemption

Movie

The Shawshank Redemption

19948.7
Dark Side Of The Moon

Album

Dark Side Of The Moon

suisside
To Kill a Mockingbird

Book

To Kill a Mockingbird

Harper Lee
Kyoto

City

Kyoto

Japan
Stardew Valley

Game

Stardew Valley

Indie, RPG4.4

Default Index

See the ranking

34

0 to 100, lower is fewer defaults. 50 is the middle of the crowd before it.

#53 of 193, least default first

  • Dark theme10 of 19 pages · 51% of the crowd
  • Tailwind11 of 19 pages · 24% of the crowd
  • Favorite city: Kyoto47% of the crowd
  • Surprise animal: Fox44% of the crowd
  • Favorite game: Stardew Valleynobody before it

Model Responses

48 outputs · generated before accounting joined the chat

Reviewing agent-written code?See a Brief PR report

Workshop · 146 skills

Build with your coding agent.

Editable skills for interface polish and interaction.

Explore $79Free sample

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Seed 2.0 Lite vs Ox Alpha

Real outputs compared side by side

RANKINGS

Best AI for Data Analysis

Numbers that have to survive scrutiny: a FLOPs estimate with no search allowe...