Quick Start
- 1
- 2Use the Volcengine SDK or REST API to call
seed-1-8-251228. - 3You'll be billed $0.25/1M input, $2.00/1M output tokens.
Code Examples
About Volcengine
Volcengine provides cloud infrastructure and AI services from ByteDance, including the Doubao LLM family and multimodal generation capabilities. The platform is optimized for Chinese language and market use cases with regional data residency.
Volcengine is ByteDance's cloud platform offering comprehensive AI APIs including Doubao LLMs for multimodal generation and inference with Chinese market optimization.
Pricing on Volcengine
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.25 |
| Output tokens | $2.00 |
Capabilities
About Seed 1.8
Seed 1.8 (Doubao 1.8) is ByteDance Seed's generalized agentic model released December 18, 2025. It supports multimodal text and image input with configurable chain-of-thought thinking modes. Strengths include GUI agent tasks across desktop/web/mobile, BrowseComp-en benchmark (67.6), code generation, and video understanding. Available via Volcengine (BytePlus) API with a 256K context window, max 64K output tokens. GitHub repository is Apache-2.0 licensed but weights are not publicly available.