Documentation
Quickstart
Call the Visibility API in under a minute.
Visibility audits how readable your site is to AI assistants — ChatGPT, Claude, Perplexity, Gemini, and agents.
1. Free discovery
GET /api/capabilities
GET /api/openapi
GET /.well-known/x4022. First call (x402)
Unpaid POSTs return 402 with payment requirements. Retry with an x402 payment proof. Successful responses include a signed receipt.
curl -X POST https://visibility.gleefulai.com/api/audit/score \
-H "Content-Type: application/json" \
-d '{"url":"https://example.com"}'3. Local / staging
Set IS_DEV=true (or APP_ENV=development) to skip payment for testing.
No API keys. USDC on Base via x402.