Generate concise WCAG-compliant alt text (≤125 chars) and a detailed accessibility description for any image. Ideal for agents processing image libraries, CMS content, or e-commerce product photos. Pay $0.01 USDC per call via x402 (Base mainnet).
POST https://x402.ntriq.co.kr/alt-text
Content-Type: application/json
X-PAYMENT: <x402-payment-header>
{
"image_url": "https://example.com/product.jpg"
}
| Parameter | Type | Required | Description |
|---|---|---|---|
| ----------- | ------ | ---------- | ------------- |
image_url | string | ✅ (or base64) | URL of image |
image_base64 | string | ✅ (or url) | Base64-encoded image |
language | string | ❌ | Output language (default: en) |
{
"status": "ok",
"alt_text": "Red leather office chair with adjustable armrests on wheels",
"description": "A high-back executive office chair upholstered in red genuine leather. The chair features padded armrests, lumbar support, and a five-star wheeled base suitable for hard floors."
}
curl https://x402.ntriq.co.kr/services
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