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How to Use Seedgream 4.5 API
Mar 25, 2026
Seedream 4.5
doubao-seedream-4-5-251128
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How to Use Seedgream 4.5 API

Seedream 4.5 is the newest evolution of the Seedream family of text-to-image / image-editing models (developed under Byte/BytePlus research). It’s being rolled out across official BytePlus endpoints and multiple third-party platforms — including integrated access via multi-model gateways such as CometAPI — and brings improved subject consistency, typography/text rendering, and multi-image editing fidelity.