Alt Text Batch
Batch-process up to 500 images per run to generate AI-powered alt text for accessibility compliance. Input a list of image URLs or base64 data; receive structured alt text and detailed descriptions for each.
Parameters
| Parameter | Type | Required | Description |
|---|---|---|---|
images |
array | ✅ | List of image URLs or base64-encoded strings (max 500) |
language |
string | ❌ | Output language (default: en) |
detail_level |
string | ❌ | brief or detailed (default: brief) |
context |
string | ❌ | Page context hint for better relevance |
Example Response
{
"results": [
{
"index": 0,
"alt_text": "Bar chart showing Q1 revenue by region",
"description": "A horizontal bar chart comparing revenue across four regions. North America leads at $4.2M, followed by EMEA at $3.1M, APAC at $2.8M, and LATAM at $1.4M.",
"confidence": 0.94
}
],
"processed": 1,
"failed": 0
}
Use Cases
- E-commerce product catalog accessibility audits
- CMS image library retroactive alt text generation
- WCAG 2.1 compliance automation for media teams
Access
# Service catalog
curl https://x402.ntriq.co.kr/services
Available on Apify Store · x402 micropayments