IT
Web e dati · x402

sitemap-urls

Estrattore di URL da sitemap.xml: legge una sitemap o un indice di sitemap (incl. .gz) e fino a 10 sitemap figlie, restituisce gli URL con lastmod/changefreq/priority, filtro opzionale per sottostringa, elenco limitato (fino a 5000).

0.002 USDC / chiamata · {atomic} atomico · 2000 atomic

Endpoint

GET|POST https://forge-tools.dentreprise.workers.dev/api/sitemap-urls

Parametri

NomeObbligatorioTipoDescrizione
urlObbligatoriostringSitemap URL or site origin
limitFacoltativostring1-5000, default 500
max_childrenFacoltativostring0-10, default 5
containsFacoltativostringOnly URLs containing this text

Esempio di richiesta (non pagata — attendi 402)

curl -sS -D - "https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50"

Esempio di challenge 402

Lo stesso oggetto è inviato anche come intestazione PAYMENT-REQUIRED in base64. Gli importi sono unità USDC atomiche (6 decimali).

{
  "x402Version": 2,
  "error": "Payment required",
  "resource": {
    "url": "https://forge-tools.dentreprise.workers.dev/api/sitemap-urls",
    "description": "sitemap.xml URL extractor: reads a sitemap or sitemap index (incl. .gz) and up to 10 child sitemaps, returns URLs with lastmod/changefreq/priority, optional substring filter, capped list (up to 5000).",
    "mimeType": "application/json"
  },
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "amount": "2000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "payTo": "0x7B8bf45ac6AcbA6D4CFB626b57D3f5fF3C9C89F7",
      "maxTimeoutSeconds": 120,
      "extra": {
        "name": "USD Coin",
        "version": "2"
      }
    }
  ]
}

Riprova con pagamento

curl -sS "https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50" \
  -H "PAYMENT-SIGNATURE: $PAYMENT"

Esempio di risposta

{
  "type": "urlset",
  "count": 50,
  "urls": [
    {
      "loc": "https://…",
      "lastmod": "2026-01-01"
    }
  ]
}

Demo / campione gratuito

Questo tool è sul worker della wave 1. ?demo=1 restituisce un campione o un estratto etichettato con HTTP 200 e senza pagamento. Il body non sono dati live. Anche le prime 3 chiamate reali riuscite per IP e giorno UTC sono gratuite.

curl -sS "https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50&demo=1"

Risposta demo etichettata

{
  "demo": true,
  "demo_label": "DEMO / SAMPLE — not live data. This is a labelled example response and was not charged.",
  "charged": false,
  "tool": "/api/sitemap-urls",
  "docs": "https://agent-hub.dentreprise.workers.dev/tools/sitemap-urls/",
  "how_to_get_live_data": "Call the same URL without demo=1. The first 3 successful real calls per IP per UTC day are free; after that attach an x402 v2 PAYMENT-SIGNATURE (USDC on Base).",
  "sample": {
    "type": "urlset",
    "count": 50,
    "urls": [
      {
        "loc": "https://…",
        "lastmod": "2026-01-01"
      }
    ]
  }
}

JavaScript — @x402/fetch

Client ufficiale x402 v2. Installa @x402/fetch e @x402/evm. Il vecchio nome di pacchetto x402-fetch è la linea v1 deprecata e non va usato per questi endpoint.

import { wrapFetchWithPaymentFromConfig } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

// Official x402 v2 client. The older package name "x402-fetch" is the deprecated v1 line.
const account = privateKeyToAccount(process.env.EVM_PRIVATE_KEY);
const fetchWithPayment = wrapFetchWithPaymentFromConfig(fetch, {
  schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(account) }],
});

const res = await fetchWithPayment(
  "https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50"
);
console.log(await res.json());

Python — x402

Pacchetto ufficiale PyPI x402. Usa x402HttpxClient (async) o x402_requests (sync) dopo register_exact_evm_client con EthAccountSigner.

import asyncio
import os
from eth_account import Account
from x402 import x402Client
from x402.http.clients import x402HttpxClient
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Official PyPI package: x402
account = Account.from_key(os.environ["EVM_PRIVATE_KEY"])
client = x402Client()
register_exact_evm_client(client, EthAccountSigner(account))

async def main():
    async with x402HttpxClient(client) as http:
        res = await http.get("https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50")
        print(res.json())

asyncio.run(main())

# Sync alternative:
# from x402 import x402ClientSync
# from x402.http.clients import x402_requests
# client = x402ClientSync()
# register_exact_evm_client(client, EthAccountSigner(account))
# with x402_requests(client) as session:
#     print(session.get("https://forge-tools.dentreprise.workers.dev/api/sitemap-urls?url=https%3A%2F%2Fwww.sitemaps.org%2Fsitemap.xml&limit=50").json())

Server MCP — forge-agent-mcp

stdio copre l’intero catalogo (entrambi gli host API). Clona forge-agent-mcp e punta il client MCP a src/server.mjs. Il remote Streamable HTTP ospitato sul gateway originale espone ancora solo i tool di quel gateway.

{
  "mcpServers": {
    "forge-agent-hub": {
      "command": "node",
      "args": ["/path/to/forge-agent-mcp/src/server.mjs"]
    },
    "forge-agent-api": {
      "url": "https://x402-gateway.forge-x402.workers.dev/mcp",
      "transport": "streamable-http"
    }
  }
}

Wrapper di strumento LangChain

Avvolgi gli stessi client x402 come strumento LangChain con DynamicStructuredTool (@langchain/core) o @tool (langchain_core).

import { DynamicStructuredTool } from "@langchain/core/tools";
import { z } from "zod";
import { wrapFetchWithPaymentFromConfig } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.EVM_PRIVATE_KEY);
const fetchWithPayment = wrapFetchWithPaymentFromConfig(fetch, {
  schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(account) }],
});

export const sitemap_urls = new DynamicStructuredTool({
  name: "sitemap_urls",
  description: "sitemap.",
  schema: z.object({}),
  func: async (input) => {
    const res = await fetchWithPayment("https://forge-tools.dentreprise.workers.dev/api/sitemap-urls" + "?" + new URLSearchParams(input));
    return JSON.stringify(await res.json());
  },
});
import os
from langchain_core.tools import tool
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

account = Account.from_key(os.environ["EVM_PRIVATE_KEY"])
client = x402ClientSync()
register_exact_evm_client(client, EthAccountSigner(account))

@tool
def sitemap_urls() -> str:
    """sitemap."""
    with x402_requests(client) as session:
        return session.get("https://forge-tools.dentreprise.workers.dev/api/sitemap-urls").text

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