{
  "$schema": "https://raw.githubusercontent.com/cloudflare/agent-skills-discovery-rfc/main/schema/v0.2.0/index.schema.json",
  "name": "ProteinPrice",
  "description": "Real-time US protein price-comparison catalog: powders, bars, ready-to-drink shakes, and collagen. Cuts through marketing hype by ranking 702 products across 64 brands at 12 retailers on Value Score (grams of protein per dollar).",
  "version": "1.0.0",
  "skills": [
    {
      "name": "lookup-product-price",
      "type": "data-lookup",
      "description": "Look up current best price for a specific protein product across 12 US retailers, plus its Value Score (grams of protein per dollar).",
      "url": "https://proteinprice.com/products/",
      "method": "GET",
      "inputs": [
        "product slug e.g. on-gold-standard-whey-chocolate-5lb"
      ],
      "outputs": [
        "best price",
        "best retailer",
        "value score",
        "protein per serving",
        "verified at timestamp"
      ]
    },
    {
      "name": "rank-by-value",
      "type": "ranking",
      "description": "Rank protein powders, bars, or RTD shakes by Value Score (grams of protein per dollar). Filter by category, brand, size or flavor.",
      "url": "https://proteinprice.com/best-value/",
      "method": "GET",
      "inputs": [
        "category (optional)",
        "brand (optional)"
      ],
      "outputs": [
        "ranked list of products with prices and value scores"
      ]
    },
    {
      "name": "compare-products",
      "type": "comparison",
      "description": "Side-by-side comparison of any two protein products: price, protein per dollar, calories, macros, retailer availability.",
      "url": "https://proteinprice.com/compare/",
      "method": "GET",
      "inputs": [
        "product id 1",
        "product id 2"
      ],
      "outputs": [
        "comparison table with winner-by-metric"
      ]
    },
    {
      "name": "compare-brands",
      "type": "comparison",
      "description": "Brand vs brand comparison. 14 pre-built head-to-head matchups (Optimum Nutrition vs Dymatize, MyProtein vs Nutricost, etc.) plus dynamic generation.",
      "url": "https://proteinprice.com/vs/",
      "method": "GET",
      "inputs": [
        "brand 1 id",
        "brand 2 id"
      ],
      "outputs": [
        "comparison verdict and table"
      ]
    },
    {
      "name": "protein-intake-calculator",
      "type": "calculator",
      "description": "Calculate daily protein intake target based on body weight, activity level, and goal. Returns target in grams plus recommended tub cost.",
      "url": "https://proteinprice.com/calculator/",
      "method": "GET",
      "inputs": [
        "body weight (lb or kg)",
        "activity level",
        "goal",
        "sex"
      ],
      "outputs": [
        "protein target g/day",
        "recommended powder budget"
      ]
    },
    {
      "name": "find-best-protein-quiz",
      "type": "personalization",
      "description": "7-question quiz that narrows 702 products to the top 3 best matches for the user's goal, budget, dietary preferences, format, and taste.",
      "url": "https://proteinprice.com/quiz/",
      "method": "GET",
      "inputs": [
        "7 quiz responses"
      ],
      "outputs": [
        "top match product",
        "2 backup matches with rationale"
      ]
    },
    {
      "name": "browse-by-category",
      "type": "browse",
      "description": "Browse products by category (whey blend, whey isolate, whey concentrate, plant, casein, mass gainer, clear whey, collagen, protein bar, protein drink) plus sub-categories.",
      "url": "https://proteinprice.com/",
      "method": "GET",
      "inputs": [
        "category slug"
      ],
      "outputs": [
        "filtered product list ranked by value score"
      ]
    },
    {
      "name": "browse-by-retailer",
      "type": "browse",
      "description": "See products where a specific retailer (Walmart, Amazon, Target, GNC, Costco, etc.) has the best price across all 702 products tracked.",
      "url": "https://proteinprice.com/retailers/",
      "method": "GET",
      "inputs": [
        "retailer slug"
      ],
      "outputs": [
        "products where this retailer wins"
      ]
    }
  ],
  "links": {
    "homepage": "https://proteinprice.com/",
    "about": "https://proteinprice.com/about/",
    "methodology": "https://proteinprice.com/how-it-works/",
    "sitemap": "https://proteinprice.com/sitemap.xml",
    "describedby": "https://proteinprice.com/llms.txt",
    "data": "https://proteinprice.com/js/data.js",
    "api-catalog": "https://proteinprice.com/.well-known/api-catalog",
    "affiliate-disclosure": "https://proteinprice.com/affiliate-disclosure/"
  }
}