Using Seedream 5.0 Flash on fal API

Implementation guide · Seedream · ByteDance

Serverless

fal API exposes Seedream 5.0 Flash through model ID bytedance/seedream/v5/flash/text-to-image. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-10-17. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at fal API and generate an API key.
  2. 2
    Use the fal API SDK or REST API to call bytedance/seedream/v5/flash/text-to-image — see the documentation for request format.
API PortalDocumentationPricingModel Card

Code Examples

See fal API documentation for integration details.

Pricing on fal API

Capabilities

Multimodal

About Seedream 5.0 Flash

Seedream 5.0 Flash is ByteDance Seed's image generation and editing model, released in September 2026. It does text-to-image, single and multi-image-to-image, interactive editing guided by coordinates, boxes and arrows, layer decomposition (1 base image plus up to 16 layers), and native multilingual text rendering. Output resolutions are 1K, 1.5K and 2K, in PNG or JPEG. Proprietary API model: Volcengine Ark doubao-seedream-5-0-flash-260915, BytePlus ModelArk dola-seedream-5-0-flash-260915.

Full model details →

Model Specs

More Models on fal API

Seedream 5.0 LiteSeedream 4.5Seedream 5.0 Pro
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Also available on(3)

VolcengineOpenRouterBytePlus
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Provider

fal API

fal

Paris, Île-de-France, France