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Developer API Tools

Pay-as-you-go APIs for URL health checking and WCAG accessibility scanning. 100 free requests/month, no account required.

Browse APIs

Two tools, one key

Both APIs share a single credit balance. Use them interchangeably.

URL Health Check

Audit any URL for HTTP status, redirect chain, SSL validity, soft-404 detection, and security headers — graded A–F with actionable fix recommendations.

GET/url-health/check?url=…
POST/url-health/batch  · 10 URLs
$0.001 / request Docs →

WCAG 2.1 Scanner

Scan any URL or HTML for WCAG Level A and AA accessibility violations. Returns score, letter grade, and per-element details with W3C fix links.

GET/wcag/scan?url=…
POST/wcag/scan  · raw HTML
$0.001 / scan Docs →

Simple, pay-as-you-go

Both APIs share one credit balance. No subscriptions, no tiers, no expiry on paid credits.

Free
100 req / mo

Auto-resets every 30 days. No email required.

  • Both APIs included
  • Instant key generation
  • Resets every 30 days

Get your API key

Free key is instant. Paid credits activate after on-chain confirmation (usually 2–20 min).

Start free

100 requests/month, shared across both APIs. No email, no account.

Buy credits with crypto

$1 = 1,000 requests. Pay with BTC, ETH, XMR, SOL, or 300+ other coins.

= 5,000 requests

Check payment status

Enter your payment ID to verify credits have been applied to your key.


Simple integration

Pass your key as a header or query parameter. Every response includes X-Credits-Remaining.

# URL Health Check
curl "https://api.michaelnovotny.dev/url-health/check?url=https://example.com"
  -H "X-API-Key: YOUR_KEY"

# WCAG Accessibility Scanner
curl "https://api.michaelnovotny.dev/wcag/scan?url=https://example.com"
  -H "X-API-Key: YOUR_KEY"

# Also on RapidAPI → search "URL Health Check" or "WCAG Accessibility Scanner"