Doubao (Volcengine Ark)

Name: Doubao (Volcengine Ark)
Brand: Doubao (Volcengine Ark)

China17 models

Doubao series — ByteDance's full-stack model platform (chat, vision, reasoning, embedding, image, video)

Volcengine Ark (火山方舟) is ByteDance's enterprise model platform serving the Doubao family. TheRouter routes directly to ark.cn-beijing.volces.com for the active Doubao lineup — no aggregator in the middle. Coverage spans flagship chat (doubao-seed-1-6, doubao-seed-2-0-pro, doubao-seed-1-8), code-spec variants (doubao-seed-2-0-code, doubao-seed-code), multimodal vision (doubao-1-5-vision-pro-32k, doubao-seed-1-6-vision), image generation (SeedDream 4.5 / 5.0), and async video generation (SeedDance 2.0 / 2.0-fast).

✓Reasoning
✓Vision
✓Embeddings
✓Image generation
✓Video generation
✓Long context
✓Function Call
✓Prompt Caching

ReasoningVisionEmbeddingsImage generationVideo generationLong contextFunction CallPrompt Caching

Models

Doubao 1.5 Lite 32kDoubao 1.5 Lite (32k context) — cost-efficient ByteDance chat model for high-volume routine tasks.Doubao 1.5 Pro 32kDoubao 1.5 Pro — ByteDance flagship general-purpose chat model with tools and JSON mode.Doubao 1.5 Vision Pro 32kDoubao 1.5 Vision Pro (32k context) — extended-context vision-language variant.Doubao Seed 1.6Doubao Seed 1.6 — ByteDance Seed-series next-gen general model with tools and structured output.Doubao Seed 1.6 FlashDoubao Seed 1.6 Flash — ultra-low-latency variant of Seed 1.6, ideal for chat and agent loops.Doubao Seed 1.6 VisionDoubao Seed 1.6 Vision — vision-language Seed 1.6 variant for multimodal understanding.Doubao Seed 1.8Doubao Seed 1.8 — incremental upgrade of Seed 1.6 with improved tool-call reliability.Doubao Seed 2.0 CodeDoubao Seed 2.0 Code — coding-specialized Seed 2.0 model for code generation, refactor, and review.

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