Enterprise AI Resource Hub - 302.AI | Pay-as-you-go, Comprehensive AI model API Access, Instant Online App Usage

bytedance/seedream-v3.1

At 302.AI, WaveSpeed's models are used directly.

2025-08-06

Image Generations

Pricing:

$0.027/call

Bulk order? Contact your manager for exclusive deals

API Overview

ByteDance Seedream V3.1 is a text-to-image model that is sourced from the same technology as Seedream, and focuses on upgrading the visual effects of the generated images. This version has made significant improvements in terms of picture aesthetics, style accuracy, and richness of details, while also retaining the ability to respond to text inputs.

API Console

API Reference (2)

API Description	API Endpoint	Request Method	Stability	Parameter Description
bytedance/seedream-v3.1	https://api.302.ai/ws/api/v3/bytedance/seedream-v3.1	POST	Stable	View Details
Document Details ByteDance Seedream V3.1 is a text-to-image model derived from the same technology as Seedream, focusing on upgrading the visual effects of generated images. This version has made significant improvements in image aesthetics, style accuracy, and detail richness, while maintaining responsiveness to text input. Request Parameters Header Parameters Authorizationstring Optional Example Value:`Bearer {{YOUR_API_KEY}}` Request Body application/json promptstring Required Positive prompt words for content generation (required). sizeenum<string> Optional Generate the size of the media (width × height), in pixels. Enum Value: `512512102410242048*2048` seedinteger Optional Random seed used for generation (range: -1 ~ 2147483647). -1 indicates using a random seed. enable_prompt_expansionboolean Optional Whether to enable prompt extension. If set to `true`, the system will wait for the image to be generated and uploaded before returning a response, allowing you to directly obtain the image in the response. This property is only applicable to the API. enable_base64_outputboolean Optional Whether to enable BASE64 encoded output. If enabled, the output will be encoded as a BASE64 string instead of a URL. This property is only applicable to the API. callbackstring Optional Callback interface address (optional). After the task is generated, the system will send a result request to this link. Returning status code 200 indicates successful receipt.
Wavespeed Retrieval Task	https://api.302.ai/ws/api/v3/predictions/{requestId}/result	GET	Stable	View Details
Document Details 302 and Wavespeed have officially partnered, and now all Wavespeed models are available on 302 with no change in price. Model list: https://wavespeed.ai/models Usage: In the generation task request, obtain the requestId and enter it into the API to retrieve results. Pricing: Refer to Wavespeed Request Parameters Path Parameters requestIdstring Required Header Parameters Authorizationstring Required Example Value:`Bearer {{YOUR_API_KEY}}`

API Pricing

$￥円 ₽

Model	Description	302.AI Price

bytedance/seedream-v3.1	-	$0.027/call
Wavespeed Retrieval Task	-	Free

bytedance/seedream-v3.1

API Overview

API Console

API Reference (2)

Header Parameters

Request Body application/json

Path Parameters

Header Parameters

API Pricing

bytedance/seedream-v3.1

$0.027/call

Wavespeed Retrieval Task

Free

Recommended

Quick Access

Support

Legal Statement