Marketplace · API · x402

toolguard.grindfree.net/v1/evaluate

Pre-tool-call policy gate for HTTP/MCP outbound actions. Returns allow|review|deny with deterministic reasons. Caller must enforce. Not malware scanning or an exfil guarantee.

Endpoint	`https://toolguard.grindfree.net/v1/evaluate`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xe4b5827994B7B3Cd38F9830d9ECF58b51B77721b
method	POST
last updated	2026-11-10T18:21:13.68Z

Use it

Call it (an x402 client pays automatically)

curl -i https://toolguard.grindfree.net/v1/evaluate
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-20ac62a3e67a3f6c

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}