Doubao Seed 2.0 Lite
Notable release: A meaningful new model: a new size or version, or a strong free-to-download model from a known lab.
Key facts
- Released
- Feb 14, 2026
- What it does
- Text and chat: Writes, answers questions and holds a conversation.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.Sees images: Understands pictures, screenshots and charts you share with it.Watches video: Understands video clips you share with it.
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- How
- For developers, through an API
- Announced as
- “Seed2.0 Model Card: Towards Intelligence Frontier for Real-World Complexity”
From trckr's archive of releases before it started watching. Date and details from Epoch AI's database of AI models (CC BY 4.0).
Price and limits
What developers pay to use it through the API: How developers plug a model into their own apps and pay per use. A model that's "in the API" can be used by programmers, even if it isn't in a chat app yet., per million Tokens: The small chunks of text a model reads and writes, about three-quarters of a word each. Prices and limits are counted in tokens. sent (input) or written back (output), and how much it can take in at once.
- Input
- $0.25
- per million tokens
- Output
- $2.00
- per million tokens
- Context window: How much a model can keep in mind at once: your question, any files you share and its own replies. Measured in tokens; 1,000 tokens is about 750 words.
- 262K tokens
- about 200,000 words
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- Longest answer
- 131K tokens (about 98,000 words)
- Over 128K tokens
- $0.50 input, $4.00 output per million tokens
From OpenRouter, checked .
Compare Doubao Seed 2.0 Lite with
It came out 58 days after Doubao Seed 1.8, the lab's previous model.
The details
Model ID: The exact name developers type to use a model, like gpt-5-mini. New IDs often show up in a lab's systems before the official announcement, which is how trckr spots many releases early.
bytedance-seed/seed-2.0-liteTimeline
/OpenRouterFirst signal
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