Call once. Get the exact price and payment request.
Enter one public HTTPS URL. XGuard validates it, creates an input-bound signed quote, and returns the real production x402 Payment-Required challenge. The target is not contacted and no payment is made until a compatible payer signs and retries.
$0.001 USDC
Try the real gateway
One request: call → signed quote + 402 → pay → retry → result.
Shortest agent call
curl -i https://api.xguardgate.com/v1/tools/web.fetch -H 'content-type: application/json' -d '{"url":"https://example.com/"}'The response exposes Payment-Required and X-XGuard-Quote. A compatible x402 client signs the challenge and retries the identical request with Payment-Signature.
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