Phos Labs

{
  "protocolVersion": "0.3.0",
  "name": "Phos Labs",
  "description": "Commerce intelligence for AI agents. Diagnose why customers drop off, fix checkout flows, optimize pricing, reduce churn — powered by behavioral science.",
  "author": "Phos Labs",
  "wellKnownURI": "https://mcp.phoslabs.io/.well-known/agent.json",
  "url": "https://mcp.phoslabs.io/",
  "version": "4.0.0",
  "provider": {
    "organization": "Phos Labs",
    "url": "https://phoslabs.io/"
  },
  "documentationUrl": "https://phoslabs.io/docs",
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  "defaultInputModes": [
    "text/plain",
    "application/json"
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  "skills": [
    {
      "id": "diagnose-dropoff",
      "name": "Diagnose Customer Drop-off",
      "description": "Find where and why customers abandon your funnel. Analyzes each step for statistically significant drop-offs and identifies the behavioral barrier at each point.",
      "tags": [
        "conversion",
        "funnel",
        "abandonment",
        "checkout",
        "diagnosis"
      ],
      "examples": [
        "Why are customers abandoning at checkout?",
        "Diagnose our signup funnel drop-off",
        "Where in our onboarding flow do users quit?"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "fix-checkout",
      "name": "Fix Checkout Flow",
      "description": "Redesign a checkout, signup, or purchase flow to reduce abandonment. Returns a step-by-step redesigned flow with behavioral principles applied.",
      "tags": [
        "checkout",
        "redesign",
        "conversion",
        "friction",
        "UX"
      ],
      "examples": [
        "Redesign our checkout to reduce cart abandonment",
        "Fix our signup flow — too many people drop off at step 3",
        "Optimize our payment page for conversion"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "write-product-copy",
      "name": "Write Converting Product Copy",
      "description": "Write product descriptions, landing page copy, or marketing messages that convert — using social proof, loss framing, anchoring, and scarcity signals.",
      "tags": [
        "copywriting",
        "conversion",
        "product",
        "marketing",
        "persuasion"
      ],
      "examples": [
        "Write a product description for our SaaS tool that increases trial signups",
        "Rewrite this landing page to convert better",
        "Write persuasive copy for our pricing page"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "optimize-pricing",
      "name": "Optimize Pricing Strategy",
      "description": "Design price framing, anchoring, and tier structure to maximize willingness to pay. Includes decoy pricing analysis and value articulation.",
      "tags": [
        "pricing",
        "anchoring",
        "willingness-to-pay",
        "tiers",
        "revenue"
      ],
      "examples": [
        "How should we structure our pricing tiers?",
        "Optimize our pricing page for higher ARPU",
        "Design a pricing strategy with decoy options"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "predict-churn",
      "name": "Predict Customer Churn",
      "description": "Identify which customers are about to leave and why. Returns churn risk scores with behavioral drivers and retention interventions.",
      "tags": [
        "churn",
        "retention",
        "subscription",
        "loyalty",
        "engagement"
      ],
      "examples": [
        "Which users are most likely to cancel?",
        "Predict churn risk for our subscriber base",
        "Why are customers leaving after month 3?"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "personalize-approach",
      "name": "Personalize Sales Approach",
      "description": "Segment customers by decision-making style and recommend tailored approaches for each segment. Returns behavioral personas with intervention strategies.",
      "tags": [
        "personalization",
        "segmentation",
        "personas",
        "targeting",
        "UX"
      ],
      "examples": [
        "How should we personalize our onboarding for different user types?",
        "Segment our customers by how they make purchase decisions",
        "What decision-making styles do our users have?"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "add-social-proof",
      "name": "Add Social Proof Signals",
      "description": "Design social proof elements — what others bought, reviews, peer behavior signals. Analyzes descriptive vs injunctive norms for maximum impact.",
      "tags": [
        "social-proof",
        "norms",
        "trust",
        "reviews",
        "conversion"
      ],
      "examples": [
        "What social proof should we add to our product pages?",
        "Design social proof for our checkout flow",
        "How do we use peer behavior to increase signups?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "run-experiment",
      "name": "Design A/B Experiment",
      "description": "Design a rigorous A/B test with sample size calculations, metrics, treatment arms, and statistical power analysis.",
      "tags": [
        "experiment",
        "A/B-test",
        "statistics",
        "measurement",
        "validation"
      ],
      "examples": [
        "Design an A/B test for our new checkout flow",
        "How many users do we need for a valid experiment?",
        "Set up an experiment to test our pricing change"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
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      ]
    },
    {
      "id": "ethics-check",
      "name": "Ethics & Dark Pattern Audit",
      "description": "Audit a design, intervention, or recommendation for dark patterns, manipulation, and autonomy violations. Returns ethics score with specific fixes.",
      "tags": [
        "ethics",
        "dark-patterns",
        "compliance",
        "trust",
        "audit"
      ],
      "examples": [
        "Is our urgency messaging manipulative?",
        "Audit our checkout for dark patterns",
        "Check if our nudges are ethical"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
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