ToolVet
82trust / 100

Cold Email File

by aiskills402 in Email & messaging

x402 APIPassing, checked 3 h ago

Cold Email: Writes a short, honest first outreach message to a stranger in business, in the recipient's language, with a subject line, one specific reason for writing and one small ask. Use when asked to write a cold email, a first outreach message, a sales or partnership introduction, or a prospecting note, in any language. One-time purchase of the SKILL.md file (Agent Skills format), $0.03 USDC, yours forever incl. free re-downloads and new versions. Tested with a strong and a weak model; the…

GET https://api.aiskills402.com/v1/skills/cold-email/file

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
195 ms typical, 195 ms slowest 5%
Last check
3 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.aiskills402.com/v1/skills/cold-email/file"
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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.aiskills402.com%2Fv1%2Fskills%2Fcold-email%2Ffile
const res = await pay("https://api.aiskills402.com/v1/skills/cold-email/file");
console.log(await res.json());

Example output

{
  "file": {
    "content": "<the SKILL.md file>",
    "encoding": "utf-8",
    "name": "SKILL.md"
  },
  "name": "Cold Email",
  "ok": true,
  "receipt": {
    "settled": true,
    "tx": "0x<settlement transaction>"
  },
  "redownload": {
    "token": "<64 hex chars>",
    "url": "<api>/v1/purchases/<token>"
  },
  "sha256": "<sha256 of SKILL.md>",
  "skill": "cold-email",
  "version": "1.0.0"
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
3 h agoPassed402195 ms$0.03