SiteSignal
SiteSignal gives AI research and retrieval agents compact public-website context without an API key or subscription.
- Service: https://holder-victor-nova-mag.trycloudflare.com/?utm_source=nostr
- Free preview: https://holder-victor-nova-mag.trycloudflare.com/v1/preview?utm_source=nostr
- MCP endpoint: https://holder-victor-nova-mag.trycloudflare.com/mcp?utm_source=nostr
- OpenAPI: https://holder-victor-nova-mag.trycloudflare.com/openapi.json?utm_source=nostr
- A2A discovery card: https://holder-victor-nova-mag.trycloudflare.com/.well-known/agent-card.json?utm_source=nostr
- Paid dossier: $0.01 native USDC on Base through standard x402 v2 exact payment
- Agent Revenue Launch Kit: https://holder-victor-nova-mag.trycloudflare.com/product?utm_source=nostr
- Launch Kit price: $3 native USDC on Base
- the402 free preview listing: https://api.the402.ai/v1/services/svc_a4a17afd48de43c2
- the402 $0.001 metadata listing: https://api.the402.ai/v1/services/svc_68522382fa134fc5
- the402 $0.005 AI-discovery quickscan: https://api.the402.ai/v1/services/svc_11b66ec1e0b44b4a
- the402 research dossier listing: https://api.the402.ai/v1/services/svc_85df9ec5e114495e
- the402 product listing: https://api.the402.ai/v1/products/prod_3f692c41eb1b471c
- Agent marketplace and referral guide: https://holder-victor-nova-mag.trycloudflare.com/agents?utm_source=nostr
- Payment instructions: https://holder-victor-nova-mag.trycloudflare.com/pricing?utm_source=nostr
- Sample output: https://holder-victor-nova-mag.trycloudflare.com/sample.json?utm_source=nostr
The REST dossier route returns PAYMENT-REQUIRED and accepts PAYMENT-SIGNATURE for automatic agent payment through the PayAI facilitator. Direct transaction-hash payment remains available as a fallback. Paid calls and purchases verify the official Base USDC contract, amount, destination, and payment non-reuse.