Updated daily at 05:00 UTC
Company
ByteDance
Chinese internet company behind TikTok and Douyin whose Seed team builds the Doubao/Seed models sold through Volcengine and BytePlus.
- Country
- China
- Founded
- 2012
- Headquarters
- Beijing
- Type
- Big tech
- Open weights
- Mixed
- Website
- https://www.bytedance.com
BAGEL
Vision-language
- BAGEL-7B-MoTMay 2025CurrentOpen weights
Doubao / Seed
Language
- Doubao-Seed-Evolving—Current
- Doubao-Seed-2.1-lite15 Sep 2026Current
- Doubao-Seed-2.1-pro28 Jun 2026Current
- Doubao-Seed-2.1-turbo28 Jun 2026Current
- Doubao-Seed-2.0-Code14 Feb 2026Deprecated
- Doubao-Seed-2.0-lite14 Feb 2026Legacy
- Doubao-Seed-2.0-mini14 Feb 2026Legacy
- Doubao-Seed-2.0-pro14 Feb 2026Deprecated
- Doubao-Seed-1.815 Dec 2025Retired
- Doubao-Seed-1.6-vision15 Aug 2025Retired
- Doubao-Seed-1.615 Jun 2025Retired
- Doubao-Seed-1.6-flash15 Jun 2025Retired
- Doubao-Seed-1.6-thinking15 Jun 2025Retired
- Doubao-1.5-thinking-proApr 2025Retired
- Doubao-1.5-vision-proMar 2025Retired
- Doubao-1.5-proJan 2025Retired
- Doubao-pro15 May 2024Retired
Doubao Embedding
Embedding
- Doubao-embedding-vision15 Jun 2025Current
Seed-Coder
Code
- Seed-Coder-8B-InstructMay 2025CurrentOpen weights
- Seed-Coder-8B-ReasoningMay 2025CurrentOpen weights
Seed-OSS
Language
- Seed-OSS-36B-Instruct20 Aug 2025CurrentOpen weights
Seed-X
Language
- Seed-X-PPO-7BJul 2025CurrentOpen weights
Seed3D
Image generation
- Seed3D 2.028 Mar 2026Current
Seedance
Video generation
- Seedance 2.528 Jun 2026Current
- Seedance 2.0Feb 2026Legacy
- Seedance 1.5 ProDec 2025Legacy
- Seedance 1.0 ProJun 2025Legacy
Seedream
Image generation
- Seedream 5.0 ProJul 2026Current
- Seedream 5.0Feb 2026Legacy
- Seedream 4.5Dec 2025Deprecated
- Seedream 4.0Sep 2025Legacy
UI-TARS
Vision-language
- UI-TARS-1.5-7BApr 2025CurrentOpen weights
- UI-TARS-2B-SFTJan 2025LegacyOpen weights
- UI-TARS-72B-DPOJan 2025LegacyOpen weights
- UI-TARS-7B-DPOJan 2025LegacyOpen weights
Agents
- ArkClawAvailable