Doubao-Seed-2.1-pro
Model overview
Doubao-Seed-2.1-pro
Doubao-Seed-2.1-pro is ByteDance's current production model for reasoning, coding, and multimodal agents.
general LLMreasoningcodingmultimodalvision-languageagentlong contextchatcode generationsoftware engineering agentdocument understandingenterprise access
Representative version
Doubao-Seed-2.1-pro
| Company | ByteDance / Doubao |
|---|---|
| Release | 2026-06-23 |
| Release type | Model release |
| Parameters | Not disclosed |
| Architecture | Not disclosed |
| Context | Not disclosed |
| Input modalities | text / image / video |
| Output modalities | text / code / tool_call |
| Tool use / function calling | Confirmed: Tool use, Function calling |
| Structured output / reasoning | Confirmed: Structured output, Reasoning |
| Vision / audio / video | Confirmed: Vision, Video |
| Open weights / License | No open weights currently / weight license not disclosed bytedance-doubao-seed-2-1-pro-current · License not applicable |
| Vendor API | Available Seed 2.1 official model pagebytedance-doubao-seed-2-1-pro-current · 2026-06-23 |
| OpenRouter | Not separately listed on OpenRouter |
| Pricing | No reliable public source |
| Benchmark | No reliable public source |
| Public signals | No reliable public source |
| Use cases | Multimodal agents / coding and review / Video understanding / Enterprise assistants |
| Claim evidence | Release event / Model specificationsSeed 2.1 official model pageDoubao-Seed-2.1-pro · 2026-06-23 · Doubao-Seed-2.1-pro · Doubao-Seed-2.1-pro |
OpenRouter
Pricing / context / availability
| OpenRouter | Not separately listed on OpenRouter |
|---|---|
| OpenRouter listing | Not separately listed in the current OpenRouter public list |
| Mapped version | Doubao-Seed-2.1-pro bytedance-doubao-seed-2-1-pro-current |
| Pricing | No reliable public source |
| Context | Not disclosed |
| Speed/Latency | No reliable public source |
| Snapshot time | 2026-08-11T06:28:09.895Z |
| Source | View source |
Verified limitations
Usage boundaries
- Official list price is ¥6/¥30 per million input/output tokens; regional availability and contract pricing may differ.
Missing public information
Public information not yet available
Parameter scale not disclosedNot listed on OpenRouterNo reliable benchmark sourceNo public model-card activity countersNo linkable model-specific reviewSpeed/latency not disclosed