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中文(ZH) 字节跳动发布Seedream 5.5，上线豆包、豆包工作、即梦

ByteDance launches Seedream 5.5 with faster image generation and transparency support

By PulseAugur Editorial · [1 sources] ·

ByteDance has launched Seedream 5.5, an upgraded image generation model that significantly improves creation speed and multi-turn editing stability. The new model natively supports the generation and output of transparent assets with alpha channels, enhancing its utility for professional creative workflows. Seedream 5.5 also offers better realism in generated images, improved rendering of small text, and has been integrated into ByteDance's Doubao, Doubao Work, and Jimmeng platforms, with API access coming soon via Volcano Ark. AI

IMPACT Enhances professional creative workflows with faster generation, improved editing, and native transparency support.

RANK_REASON Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]

Read on 雷峰网 (Leiphone) →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

ByteDance launches Seedream 5.5 with faster image generation and transparency support

How we ranked this

Signal score
4 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Significant
Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
Same-day
Cluster formed today. Ranking reflects the current source set at time of score.

Full methodology in our editorial standards.

COVERAGE [1]

  1. 雷峰网 (Leiphone) TIER_1 中文(ZH) ·

    ByteDance releases Seedream 5.5, launches Doubao, Doubao Work, and Jimeng

    <p>11 月 9 日，字节跳动正式发布豆包图像创作模型 Seedream 5.5。相较上一代 Seedream 5.0 Pro，新模型的生成速度大幅提升，同时增强了多轮编辑稳定性，原生支持透明素材生成，并针对图像真实感和小字渲染方面做了重点优化，更好地满足了专业创作场景对质量、稳定性与效率的要求。</p><p>目前，豆包、豆包工作、即梦已同步接入Seedream 5.5，API 即将上线火山方舟。定价方面，Seedream 5.5 API 延续“输入图 + 输出图”两段计费结构，文本 Token 不产生费用。以2K方图编辑为例，单张成本在 0.28 元…

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