Penny Engine — Agent Operations
Remote MCP utilities for agents: structured data, commerce checks, and x402 paid API discovery.
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Calidad y seguridad
Hallazgos (1)
- LOWTool 'penny_url_clean' suggests web access but openWorldHint=falseen penny_url_clean
Basado en el análisis automatizado de las definiciones de herramientas y el cumplimiento del protocolo.
Costo de contexto
Este es el número aproximado de tokens que se consumen cada vez que las herramientas del servidor se cargan en el contexto de un modelo. Los recuentos más altos reducen la atención disponible para otras tareas.
Instalar
Instalación con un clic
Agrega esto a tu archivo `claude_desktop_config.json`:
{
"mcpServers": {
"penny-engine": {
"url": "https://penny-agent-api-production.up.railway.app/mcp"
}
}
}Puntos de conexión remotos
https://penny-agent-api-production.up.railway.app/mcpstreamable-httpQué puede hacer
Inventario de herramientas
Herramientas (16)
🟢penny_margin(price, variableCost, fixedCost)
Unit margin, markup and break-even units. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"price": {
"type": "number"
},
"variableCost": {
"type": "number"
},
"fixedCost": {
"type": "number"
}
},
"required": [
"price",
"variableCost"
],
"additionalProperties": false
}🟢penny_cleaning_quote(hours, hourlyWage, laborBurdenPct, suppliesUsd, overheadUsd, ...)
Commercial cleaning quote by labor and target margin. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"hours": {
"type": "number"
},
"hourlyWage": {
"type": "number"
},
"laborBurdenPct": {
"type": "number"
},
"suppliesUsd": {
"type": "number"
},
"overheadUsd": {
"type": "number"
},
"targetMarginPct": {
"type": "number"
}
},
"required": [
"hours",
"hourlyWage"
],
"additionalProperties": false
}🟢penny_marketplace_profit(salePrice, productCost, shippingCost, shippingCharged, platformFeePct, ...)
Ecommerce net contribution after goods, fees, ads and shipping. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"salePrice": {
"type": "number"
},
"productCost": {
"type": "number"
},
"shippingCost": {
"type": "number"
},
"shippingCharged": {
"type": "number"
},
"platformFeePct": {
"type": "number"
},
"platformFeeFixed": {
"type": "number"
},
"adCost": {
"type": "number"
}
},
"required": [
"salePrice",
"productCost"
],
"additionalProperties": false
}🟢penny_target_price(cost, feePct, feeFixed, targetMarginPct)
Find minimum price for target gross margin after fees. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"cost": {
"type": "number"
},
"feePct": {
"type": "number"
},
"feeFixed": {
"type": "number"
},
"targetMarginPct": {
"type": "number"
}
},
"required": [
"cost"
],
"additionalProperties": false
}🟢penny_campaign_economics(costPerClick, conversionRatePct, contributionPerOrderUsd)
Customer acquisition cost and break-even click price. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"costPerClick": {
"type": "number"
},
"conversionRatePct": {
"type": "number"
},
"contributionPerOrderUsd": {
"type": "number"
}
},
"required": [
"costPerClick",
"conversionRatePct",
"contributionPerOrderUsd"
],
"additionalProperties": false
}🟢penny_subscription_ltv(pricePerMonth, monthlyChurnPct, grossMarginPct, acquisitionCostUsd)
Simple monthly churn lifetime value estimates. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"pricePerMonth": {
"type": "number"
},
"monthlyChurnPct": {
"type": "number"
},
"grossMarginPct": {
"type": "number"
},
"acquisitionCostUsd": {
"type": "number"
}
},
"required": [
"pricePerMonth",
"monthlyChurnPct"
],
"additionalProperties": false
}🟢penny_url_clean(url, removeAllQuery)
Remove common tracking parameters from HTTP links without fetching. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"url": {
"type": "string"
},
"removeAllQuery": {
"type": "boolean"
}
},
"required": [
"url"
],
"additionalProperties": false
}🟢penny_slugify(text)
Turn a short string into a lowercase ASCII URL slug. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"text": {
"type": "string"
}
},
"required": [
"text"
],
"additionalProperties": false
}🟢penny_json_inspect(text)
Parse and inspect bounded JSON input without retaining it. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"text": {
"type": "string"
}
},
"required": [
"text"
],
"additionalProperties": false
}🟢penny_html_extract(html)
Extract structured page title, meta tags, headings and JSON-LD from supplied HTML without browsing or executing scripts. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"html": {
"type": "string"
}
},
"required": [
"html"
],
"additionalProperties": false
}🟢penny_csv_to_json(csv)
Transform CSV text into a bounded array of JSON records with quoted cell support. Free, no signup, deterministic.
Esquema de entrada
{
"type": "object",
"properties": {
"csv": {
"type": "string"
}
},
"required": [
"csv"
],
"additionalProperties": false
}🟢penny_catalog_audit(items, targetMarginPct)
Batch-audit up to 50 product records for duplicate SKUs, missing attributes, malformed URLs and estimated net contribution per order. Useful for scheduled ecommerce catalog ingestion and agent product publishing. No external network calls. Free, no signup.
Esquema de entrada
{
"type": "object",
"properties": {
"items": {
"type": "array",
"minItems": 1,
"maxItems": 50,
"items": {
"type": "object",
"additionalProperties": false,
"properties": {
"sku": {
"type": "string",
"maxLength": 100
},
"name": {
"type": "string",
"maxLength": 200
},
"price": {
"type": "number",
"minimum": 0
},
"cost": {
"type": "number",
"minimum": 0
},
"shippingCost": {
"type": "number",
"minimum": 0
},
"feePct": {
"type": "number",
"minimum": 0,
"maximum": 70
},
"url": {
"type": "string",
"maxLength": 1000
}
},
"required": [
"sku",
"name"
]
}
},
"targetMarginPct": {
"type": "number",
"minimum": -100,
"maximum": 95
}
},
"required": [
"items"
],
"additionalProperties": false
}🟢penny_trend_radar(limit, commercialOnly)
Get recent US Google Trends rising-search queries and transparent heuristic purchase-intent classification to identify digital product research candidates. Public RSS, cached 10 minutes, no customer or sales data. Free, no signup.
Esquema de entrada
{
"type": "object",
"properties": {
"limit": {
"type": "number",
"description": "Maximum entries to return; integer 1–25, default 10"
},
"commercialOnly": {
"type": "boolean",
"description": "Only include potential commercial-intent terms; default false"
}
},
"required": [],
"additionalProperties": false
}🟢penny_capability_router(task)
Resolve an agent task to existing Penny Engine capabilities only. Does not execute, purchase, research live web content, or claim to handle arbitrary tasks. Unsupported requests are labeled explicitly. Free, no signup.
Esquema de entrada
{
"type": "object",
"properties": {
"task": {
"type": "string",
"minLength": 3,
"maxLength": 180
}
},
"required": [
"task"
],
"additionalProperties": false
}🟢penny_fulfillment_preflight(goal, input, maxPriceUsd)
FREE preflight for a catalog audit or agent-output-batch-qa work order, with $0.001 Base USDC checkout instructions. Never charges, signs, or executes the paid call.
Esquema de entrada
{
"type": "object",
"properties": {
"goal": {
"type": "string",
"enum": [
"catalog-csv-audit",
"agent-output-batch-qa"
]
},
"input": {
"type": "object",
"additionalProperties": false,
"properties": {
"csv": {
"type": "string",
"minLength": 15,
"maxLength": 9500
},
"targetMarginPct": {
"type": "number",
"minimum": 0,
"maximum": 95
},
"jobs": {
"type": "array",
"minItems": 1,
"maxItems": 20,
"items": {
"type": "object",
"properties": {
"id": {
"type": "string"
},
"result": {},
"expectations": {
"type": "object"
}
},
"required": [
"id",
"result",
"expectations"
]
}
}
}
},
"maxPriceUsd": {
"type": "number",
"minimum": 0.001
}
},
"required": [
"goal",
"input"
],
"additionalProperties": false
}🟢penny_choose_service(task, maxPriceUsd, input)
Given an agent's real task, get the single best supported Penny Engine payable route, exact $0.001 quote, required input, sample, and buyer-authorized checkout instructions. Includes optional FREE CSV preflight; does not sign, pay or execute a paid call.
Esquema de entrada
{
"type": "object",
"properties": {
"task": {
"type": "string",
"minLength": 3,
"maxLength": 180
},
"maxPriceUsd": {
"type": "number",
"minimum": 0
},
"input": {
"type": "object",
"description": "Optional catalog CSV input for free validation, or a public wallet address."
}
},
"required": [
"task"
],
"additionalProperties": false
}Comunidad
Evidencia