Doubao Seed 2.0 Pro via the Tokenator API
What the model is for
This is a flagship general-purpose multimodal model for complex reasoning, agent-based scenarios, document analysis, programming, and working with long context. It supports tool/function calling, structured inference, and context of up to 256K tokens.
Specification
| Full name | Doubao Seed 2.0 Pro |
| API ID | doubao-seed-2.0-pro |
| Model vendor | Bytedance-seed |
| Type | Text model (chat / completions) |
| Context window | 256K tokens |
| Max output | 64K tokens |
| Image input | yes |
| Tokenator usage multiplier | 1.6× |
| Input modalities | text, image, video |
| Aliases | cursor-doubao-seed-2.0-pro |
| Supported API formats | /v1/chat/completions /v1/responses /v1/messages |
| Upstream providers | 1 |
| Current status | available |
| Data updated | 2026-08-04 |
Upstream providers
| Provider | Multiplier |
|---|---|
| Doubao Partner #1 | 1.6× |
A request goes to the first available provider by priority; if it fails, Tokenator switches to the next one.
Example request
curl https://api.tokenator.top/v1/chat/completions \ -H "Authorization: Bearer sk-your-tokenator-key" \ -H "Content-Type: application/json" \ -d '{ "model": "doubao-seed-2.0-pro", "messages": [{"role": "user", "content": "Hello"}] }'
Compatible tools
The model can be used in any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code, OpenClaw.
See also
FAQ about Doubao Seed 2.0 Pro
What is the API ID of Doubao Seed 2.0 Pro?
doubao-seed-2.0-pro — put this into the model field of your request.
What context window does Doubao Seed 2.0 Pro have?
256K tokens; max output is 64K tokens.
How many tokens will a request cost?
(input + output) × 1.6×. See the documentation for details.
Which tools support this model?
Any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code. Setup guides are in the integrations section.