rss-to-json
RSS 2.0 / RSS 1.0 (RDF) / Atom / JSON Feed a JSON limpio: título del feed, enlace, idioma, actualización, elementos con id, título, enlace, fechas ISO, autor, resumen de texto, categorías y enclosures (pódcasts). URL o XML en línea, tope de elementos, filtro since; las páginas HTML devuelven los enlaces de feed descubiertos.
Endpoint
GET|POST https://forge-tools.dentreprise.workers.dev/api/rss-to-json
Parámetros
| Nombre | Obligatorio | Tipo | Descripción |
|---|---|---|---|
url | Opcional | string | Feed URL |
xml | Opcional | string | Inline feed (POST) |
limit | Opcional | string | 1-100, default 20 |
since | Opcional | string | ISO date: only newer items |
html | Opcional | string | keep HTML in summaries |
Ejemplo de petición (sin pagar — se espera 402)
curl -sS -D - "https://forge-tools.dentreprise.workers.dev/api/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10"
Ejemplo de desafío 402
El mismo objeto se envía también como cabecera PAYMENT-REQUIRED en base64. Las cantidades son unidades atómicas de USDC (6 decimales).
{
"x402Version": 2,
"error": "Payment required",
"resource": {
"url": "https://forge-tools.dentreprise.workers.dev/api/rss-to-json",
"description": "RSS 2.0 / RSS 1.0 (RDF) / Atom / JSON Feed to clean JSON: feed title, link, language, updated, items with id, title, link, ISO dates, author, text summary, categories and enclosures (podcasts). URL or inline XML, item cap, `since` filter; HTML pages return discovered feed links.",
"mimeType": "application/json"
},
"accepts": [
{
"scheme": "exact",
"network": "eip155:8453",
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"payTo": "0x7B8bf45ac6AcbA6D4CFB626b57D3f5fF3C9C89F7",
"maxTimeoutSeconds": 120,
"extra": {
"name": "USD Coin",
"version": "2"
}
}
]
}Reintentar con pago
curl -sS "https://forge-tools.dentreprise.workers.dev/api/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10" \ -H "PAYMENT-SIGNATURE: $PAYMENT"
Ejemplo de respuesta
{
"format": "rss 2.0",
"title": "Hacker News: Front Page",
"count": 10,
"items": [
{
"title": "…",
"link": "…",
"published": "2026-11-10T12:00:00.000Z"
}
]
}Demo / muestra gratuita
Esta herramienta está en el worker de la oleada 1. ?demo=1 devuelve una muestra o un extracto etiquetado con HTTP 200 y sin pago. El cuerpo no son datos en vivo. Las 3 primeras llamadas reales con éxito por IP y día UTC también son gratuitas.
curl -sS "https://forge-tools.dentreprise.workers.dev/api/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10&demo=1"
Respuesta de demo etiquetada
{
"demo": true,
"demo_label": "DEMO / SAMPLE — not live data. This is a labelled example response and was not charged.",
"charged": false,
"tool": "/api/rss-to-json",
"docs": "https://agent-hub.dentreprise.workers.dev/tools/rss-to-json/",
"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": {
"format": "rss 2.0",
"title": "Hacker News: Front Page",
"count": 10,
"items": [
{
"title": "…",
"link": "…",
"published": "2026-11-10T12:00:00.000Z"
}
]
}
}JavaScript — @x402/fetch
Cliente oficial x402 v2. Instale @x402/fetch y @x402/evm. El nombre de paquete antiguo x402-fetch es la línea v1 obsoleta y no debe usarse con estos endpoints.
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/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10"
);
console.log(await res.json());Python — x402
Paquete oficial de PyPI x402. Use x402HttpxClient (async) o x402_requests (sync) tras 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/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10")
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/rss-to-json?url=https%3A%2F%2Fhnrss.org%2Ffrontpage&limit=10").json())Servidor MCP — forge-agent-mcp
stdio cubre el catálogo completo (ambos hosts de API). Clone forge-agent-mcp y apunte su cliente MCP a src/server.mjs. El remoto Streamable HTTP alojado en la pasarela original sigue exponiendo solo las herramientas de esa pasarela.
{
"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"
}
}
}Contenedor de herramienta LangChain
Envuelva los mismos clientes x402 como herramienta 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 rss_to_json = new DynamicStructuredTool({
name: "rss_to_json",
description: "RSS 2.",
schema: z.object({}),
func: async (input) => {
const res = await fetchWithPayment("https://forge-tools.dentreprise.workers.dev/api/rss-to-json" + "?" + 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 rss_to_json() -> str:
"""RSS 2."""
with x402_requests(client) as session:
return session.get("https://forge-tools.dentreprise.workers.dev/api/rss-to-json").textEndpoints relacionados
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