ToolVet
68trust / 100

Trust Tool Call Policy Guard

by Tool Call Policy Guard in Security & trust

x402 APIFailing, checked 1 h ago

Bind a proposed tool call to declared intent, allowed tools, destination and cost before execution

POST https://phion.systems/v1/paid/trust/tool-call-policy-guard

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
93.3%
Response time
532 ms typical, 554 ms slowest 5%
Last check
1 h ago: Timed out
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://phion.systems/v1/paid/trust/tool-call-policy-guard" \
  -H "content-type: application/json" \
  -d '{}'
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fphion.systems%2Fv1%2Fpaid%2Ftrust%2Ftool-call-policy-guard
const res = await pay("https://phion.systems/v1/paid/trust/tool-call-policy-guard", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({}),
});
console.log(await res.json());

Example output

{
  "assessment": {
    "confidence": 0.5,
    "risk_band": "review"
  },
  "receipt": {
    "signature": "base64url"
  }
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
1 h agoTimed out---
5 h agoPassed402532 ms$0.002
9 h agoPassed402136 ms$0.002
12 h agoPassed402534 ms$0.002
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41 h agoPassed402141 ms$0.002
45 h agoPassed402136 ms$0.002
2 days agoPassed402534 ms$0.002
2 days agoPassed402535 ms$0.002