The x402 AI paywall against scrapers

Charge AI agents to access your content. A one-line AI paywall on the x402 standard that blocks scrapers and lets ethical agents auto-pay in stablecoins, on any stack. Agentic payments, live on Solana.

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The x402 flow

What happens when a bot hits your paywall

01 / 05 · Request

An AI crawler hits your content

GPTBot requests your premium page. Gate fingerprints it in-line: user agent, verified IP ranges, behavior. Humans and search engines pass. AI crawlers do not.

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AI agent

Your site · Gate

Escrow PDA

yoursite.com

GET /premium-article HTTP/1.1

User-Agent: GPTBot/1.2

Accept: text/html

AI crawler detected · IP verified

Block AI crawlers with a 2-tier, SEO-safe detector. Search engines still index you.

Ethical agents pay in USDC and unlock content in milliseconds (x402-aligned).

One line on any stack: 11 JS adapters, Python, WordPress, Kong, or a reverse proxy.