Seed 2.1 Pro
Seed 2.1 Pro is a general agent model for office work, code engineering and complex visual inputs. The family connects planning, file processing and tool use.
Technical guide
The release work covers full software tasks, including requirements, coding and debugging. Its visual examples include generating interactive pages from floor plans and design mockups.Seed 2.1 technical overview
Practical use
Practical guidance. For a long document task, test whether the model preserves the required facts after tool calls. A large input window alone does not prove that a final report used each source correctly.
Specifications & access
| Detail | Value and conditions |
|---|---|
| Access | API |
| Model identifiers | doubao-seed-2-1-pro-260915doubao-seed-2-1-pro-260628 |
| Current China release | 260915: 1,024K context; 256K maximum answer.Volcano Engine current model catalog |
| Earlier release | 260628 remains listed with 256K context.Volcano Engine current model catalog |
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Multimodal Seed 2.1 model with a separate System One interface for fixed-choice probabilities and scores.
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