wavespeed-ai/image-captioner

POST

/ws/api/v3/wavespeed-ai/image-captioner

image-captioner is a high-precision image caption generator that can produce detailed, human-like descriptions from images. It is ideal for content understanding, accessibility, dataset annotation, SEO, and multimodal AI workflows. Ready-to-use REST inference API with optimal performance, no cold start, and affordable pricing.

Usage steps:

Upload an image

Select "detail_level", default is "medium"

Fill in "focus" to specify the key areas of attention (optional)

"enable_sync_mode", default is false, requiring another call to the task interface to retrieve results; if true, it will wait for the result to be generated and uploaded before returning the response

Price: $0.001 per use

Request

Header Params

Body Params application/jsonRequired

Example

{
    "detail_level": "medium",
    "enable_sync_mode": false,
    "image": "https://d1q70pf5vjeyhc.cloudfront.net/media/92d2d4ca66f84793adcb20742b15d262/images/1763119579060567755_cjMaoFHV.png"
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://api.302.ai/ws/api/v3/wavespeed-ai/image-captioner' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
    "detail_level": "medium",
    "enable_sync_mode": false,
    "image": "https://d1q70pf5vjeyhc.cloudfront.net/media/92d2d4ca66f84793adcb20742b15d262/images/1763119579060567755_cjMaoFHV.png"
}'

Responses

🟢200success

application/json

Body

Example

{
    "code": 200,
    "message": "success",
    "data": {
        "id": "38f41631694041b993c5ba7522a9c37d",
        "model": "wavespeed-ai/image-captioner",
        "outputs": [],
        "urls": {
            "get": "https://api.302.ai/ws/api/v3/predictions/38f41631694041b993c5ba7522a9c37d/result"
        },
        "has_nsfw_contents": [],
        "status": "created",
        "created_at": "2025-11-21T07:47:10.064Z",
        "error": "",
        "executionTime": 0,
        "timings": {
            "inference": 0
        }
    }
}

Modified at 2025-11-28 07:14:17

Wavespeed Retrieval Task

Remove Background