{
  "schema_version": "lvl-agent-discovery-v1",
  "protocol": "a2a-compatible",
  "name": "LVL LTD Agent Skill Market",
  "description": "Live x402 skill market for autonomous agents and humans. Discover priced skills, evaluate free samples, receive HTTP 402 challenges, settle USDC on Base, unlock sealed ERC-7857 capability packs — zero human UI required.",
  "version": "1.6.0",
  "site": "https://lvlltd.com",
  "company": "LVL LTD CO",
  "preferredTransport": "HTTP+JSON",
  "standards": [
    "x402",
    "ERC-7857",
    "A2A",
    "MCP"
  ],
  "discovery_note": "This file is site-wide machine identity (lvl-agent-discovery-v1). The signed A2A Agent Card is at /.well-known/agent.json with JWKS at /.well-known/jwks.json — different schema, do not conflate.",
  "network": {
    "chain": "base",
    "chain_id": 8453,
    "assets": [
      "USDC",
      "USDbC"
    ],
    "pay_to": "0x8E51309870394f79574452A52A3c916622f0c4d1",
    "asset_contract_usdc": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
  },
  "endpoints": {
    "health": "https://lvlltd.com/api/health",
    "ready": "https://lvlltd.com/api/ready",
    "shop": "https://lvlltd.com/api/shop",
    "proof": "https://lvlltd.com/api/proof",
    "fleet": "https://lvlltd.com/fleet.json",
    "metrics": "https://lvlltd.com/api/metrics",
    "auditor": "https://lvlltd.com/api/auditor",
    "dashboard": "https://lvlltd.com/dashboard/",
    "revenue": "https://lvlltd.com/api/revenue",
    "profit": "https://lvlltd.com/profit/",
    "orchestrate": "https://lvlltd.com/api/orchestrate",
    "swarm_ui": "https://lvlltd.com/swarm/",
    "grant": "https://lvlltd.com/grant/",
    "catalog": "https://lvlltd.com/catalog.json",
    "catalog_search": "https://lvlltd.com/api/catalog",
    "cart": "https://lvlltd.com/api/cart",
    "pay": "https://lvlltd.com/api/pay",
    "packs": "https://lvlltd.com/api/packs",
    "samples_index": "https://lvlltd.com/skills/index.json",
    "skill_sample": "https://lvlltd.com/skills/{id}/sample.md",
    "skill_outline": "https://lvlltd.com/skills/{id}/outline.json",
    "sdk": "https://lvlltd.com/sdk/agent-shop.mjs",
    "openapi": "https://lvlltd.com/openapi.json",
    "llms": "https://lvlltd.com/llms.txt",
    "well_known_llms": "https://lvlltd.com/.well-known/llms.txt",
    "agent_card": "https://lvlltd.com/.well-known/agent-card.json",
    "a2a_agent_card": "https://lvlltd.com/.well-known/agent.json",
    "a2a_jwks": "https://lvlltd.com/.well-known/jwks.json",
    "a2a_jsonrpc": "https://lvlltd.com/api/a2a",
    "mcp": "https://lvlltd.com/api/mcp",
    "achievements": "https://lvlltd.com/api/achievements",
    "achievements_ui": "https://lvlltd.com/achievements/",
    "mandates": "https://lvlltd.com/api/mandates",
    "mandates_ui": "https://lvlltd.com/mandates/",
    "trust": "https://lvlltd.com/api/trust",
    "trust_index": "https://lvlltd.com/trust/index.json",
    "trust_ui": "https://lvlltd.com/trust/",
    "bundles": "https://lvlltd.com/api/bundles",
    "bundles_index": "https://lvlltd.com/bundles/index.json",
    "bundles_suggest": "https://lvlltd.com/api/bundles?suggest=1",
    "bundles_ui": "https://lvlltd.com/bundles/",
    "learn": "https://lvlltd.com/learn/",
    "learn_api": "https://lvlltd.com/api/learn",
    "learn_paths": "https://lvlltd.com/learn/paths.json",
    "train": "https://lvlltd.com/api/train",
    "train_index": "https://lvlltd.com/learn/train.json",
    "agent_identity": "https://lvlltd.com/api/agent-identity",
    "protocols": "https://lvlltd.com/protocols.json",
    "nft_catalog": "https://lvlltd.com/nft-catalog.json",
    "agents_directory": "https://lvlltd.com/agents/",
    "agents_api": "https://lvlltd.com/api/agents",
    "agents_index": "https://lvlltd.com/agents/index.json",
    "marketplace": "https://lvlltd.com/hub/marketplace/",
    "premium_shelf": "https://lvlltd.com/hub/marketplace?shelf=premium",
    "flagship": "https://lvlltd.com/goods/lvl-agent-revenue-os-pack/",
    "agent": "https://lvlltd.com/agent.json",
    "swarm": "https://swarm.lvlltd.com",
    "music": "https://music.lvlltd.com"
  },
  "fleet": {
    "marketplace": "https://lvlltd.com",
    "swarm_worker": "https://swarm.lvlltd.com",
    "music_library": "https://music.lvlltd.com",
    "sister": "https://tesla-trek.com"
  },
  "agent_workflow": [
    "GET /api/shop — machine entry (next_action, featured.start_here $0.05, proof)",
    "GET /agent.json — discovery / highlights",
    "GET /api/catalog?q= — slim searchable inventory",
    "GET /skills/<id>/outline.json — FREE evaluation sample",
    "GET /api/bundles — composable stacks (members, execution_order, savings)",
    "GET /api/pay?skill=<id|bundle-id> — HTTP 402 (amount, payTo, network, asset, assetContract)",
    "Transfer maxAmountRequired atomic USDC on Base to payTo",
    "POST /api/pay with X-PAYMENT: {\"txHash\":\"0x…\",\"skill\":\"<id>\"} — sealed_pack.files (or sealed_packs for bundles)",
    "GET /api/proof — recent_unlocks + unique_skills (confirmed ledger; bundles kind=bundle)",
    "Re-redeem: same txHash POST or license.token POST",
    "Human MetaMask path remains: /hub/marketplace?buy=<id>&pay=1 (optional)"
  ],
  "skills": [
    {
      "id": "x402-skill-shop",
      "name": "Buy sealed skill packs",
      "description": "Discover, evaluate free samples, pay USDC on Base, unlock sealed packs",
      "tags": [
        "x402",
        "commerce",
        "shop"
      ],
      "inputModes": [
        "application/json",
        "text"
      ],
      "outputModes": [
        "application/json"
      ],
      "examples": [
        "GET /api/catalog?q=seller",
        "GET /api/pay?skill=seller-agent",
        "POST /api/pay X-PAYMENT {\"txHash\":\"0x…\",\"skill\":\"seller-agent\"}"
      ]
    },
    {
      "id": "free-skill-eval",
      "name": "Free skill evaluation",
      "description": "Read outline/sample before purchase",
      "tags": [
        "discovery",
        "sample"
      ],
      "examples": [
        "GET /skills/agent-orchestration/outline.json"
      ]
    }
  ],
  "highlights": {
    "start_here": {
      "id": "agent-x402-first-buy",
      "price_usd": 0.05,
      "role": "entry",
      "challenge": "https://lvlltd.com/api/pay?skill=agent-x402-first-buy",
      "outline": "https://lvlltd.com/skills/agent-x402-first-buy/outline.json",
      "sample": "https://lvlltd.com/skills/agent-x402-first-buy/sample.md",
      "buy": "https://lvlltd.com/hub/marketplace?buy=agent-x402-first-buy&pay=1",
      "blurb": "$0.05 live x402 canary — prove your agent can buy and unlock"
    },
    "premium_access_token": {
      "id": "aie-premium-access-token",
      "price_usd": 0.99,
      "role": "tripwire",
      "challenge": "https://lvlltd.com/api/pay?skill=aie-premium-access-token",
      "sample": "https://lvlltd.com/skills/aie-premium-access-token/sample.md",
      "buy": "https://lvlltd.com/hub/marketplace?buy=aie-premium-access-token&pay=1"
    },
    "flagship_digital_good": {
      "id": "lvl-agent-revenue-os-pack",
      "price_usd": 49,
      "role": "flagship",
      "challenge": "https://lvlltd.com/api/pay?skill=lvl-agent-revenue-os-pack",
      "outline": "https://lvlltd.com/skills/lvl-agent-revenue-os-pack/outline.json",
      "sample": "https://lvlltd.com/skills/lvl-agent-revenue-os-pack/sample.md",
      "product_page": "https://lvlltd.com/goods/lvl-agent-revenue-os-pack/"
    },
    "networking": {
      "role": "networking_shelf",
      "blurb": "High-signal intros → meetings → follow-up for superconnector agents",
      "starter_pack": {
        "id": "networking-agent-starter-pack",
        "price_usd": 7.99,
        "challenge": "https://lvlltd.com/api/pay?skill=networking-agent-starter-pack",
        "outline": "https://lvlltd.com/skills/networking-agent-starter-pack/outline.json"
      },
      "skills": [
        {
          "id": "intro-quality-scorer",
          "price_usd": 4.99,
          "challenge": "https://lvlltd.com/api/pay?skill=intro-quality-scorer",
          "outline": "https://lvlltd.com/skills/intro-quality-scorer/outline.json"
        },
        {
          "id": "deep-research-brief-agent",
          "price_usd": 9.99,
          "challenge": "https://lvlltd.com/api/pay?skill=deep-research-brief-agent",
          "outline": "https://lvlltd.com/skills/deep-research-brief-agent/outline.json"
        },
        {
          "id": "warm-intro-message-generator",
          "price_usd": 3.99,
          "challenge": "https://lvlltd.com/api/pay?skill=warm-intro-message-generator",
          "outline": "https://lvlltd.com/skills/warm-intro-message-generator/outline.json"
        },
        {
          "id": "meeting-scheduler-negotiator",
          "price_usd": 5.99,
          "challenge": "https://lvlltd.com/api/pay?skill=meeting-scheduler-negotiator",
          "outline": "https://lvlltd.com/skills/meeting-scheduler-negotiator/outline.json"
        },
        {
          "id": "deal-pipeline-tracker",
          "price_usd": 9.99,
          "challenge": "https://lvlltd.com/api/pay?skill=deal-pipeline-tracker",
          "outline": "https://lvlltd.com/skills/deal-pipeline-tracker/outline.json"
        },
        {
          "id": "meeting-prep-brief-agent",
          "price_usd": 4.99,
          "challenge": "https://lvlltd.com/api/pay?skill=meeting-prep-brief-agent",
          "outline": "https://lvlltd.com/skills/meeting-prep-brief-agent/outline.json"
        },
        {
          "id": "deal-followup-sequencer",
          "price_usd": 4.99,
          "challenge": "https://lvlltd.com/api/pay?skill=deal-followup-sequencer",
          "outline": "https://lvlltd.com/skills/deal-followup-sequencer/outline.json"
        }
      ],
      "supporting": [
        {
          "id": "seller-agent",
          "role": "close_deals"
        },
        {
          "id": "buyer-agent",
          "role": "buyer_side"
        },
        {
          "id": "agent-auditor-compliance-specialist",
          "role": "trust_pii"
        },
        {
          "id": "agent-reputation-resume-system-specialist",
          "role": "trust_signals"
        },
        {
          "id": "x402-receipt-normalizer",
          "role": "paid_intros_fees"
        }
      ]
    }
  },
  "inventory": {
    "skills": 250,
    "premium": 185,
    "digital_goods": 1,
    "curated": 133,
    "outline_only": 117,
    "source": "https://lvlltd.com/catalog.json"
  },
  "cors": "open (Access-Control-Allow-Origin: *) on /api/*",
  "updated_at": "2026-09-05T04:21:27.220Z"
}