{
  "x402Version": 1,
  "service": "ai-api-radar",
  "description": "Agent-payable live LLM API price/status feed — programmatically route to the cheapest operational model, read exclusive per-model price history, and subscribe to price-cut alerts.",
  "homepage": "https://aiapi.dropwatchhq.com",
  "mcp": {
    "endpoint": "https://aiapi.dropwatchhq.com/mcp",
    "transport": "streamable-http",
    "protocol": "mcp"
  },
  "payment": {
    "scheme": "exact",
    "network": "base",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetName": "USD Coin",
    "decimals": 6,
    "payTo": "0x38134a7F97636E26365Fb17405566595B917a341",
    "facilitator": "https://facilitator.payai.network",
    "keyless": true
  },
  "paidTools": [
    {
      "tool": "cheapest_model",
      "type": "mcp-tool",
      "transport": "mcp",
      "endpoint": "https://aiapi.dropwatchhq.com/mcp",
      "method": "POST tools/call (x402 challenge rides in the tool result)",
      "description": "Full ranked cheapest-model list meeting a task/context constraint, with live blended cost + provider status.",
      "price": {
        "scheme": "exact",
        "network": "base",
        "maxAmountRequired": "10000",
        "amountUSD": "$0.01",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "decimals": 6
      },
      "payTo": "0x38134a7F97636E26365Fb17405566595B917a341",
      "resource": "https://aiapi.dropwatchhq.com/mcp#cheapest_model"
    },
    {
      "tool": "price_history",
      "type": "mcp-tool",
      "transport": "mcp",
      "endpoint": "https://aiapi.dropwatchhq.com/mcp",
      "method": "POST tools/call (x402 challenge rides in the tool result)",
      "description": "Full append-only $/M-token price time-series for a model (the moat).",
      "price": {
        "scheme": "exact",
        "network": "base",
        "maxAmountRequired": "10000",
        "amountUSD": "$0.01",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "decimals": 6
      },
      "payTo": "0x38134a7F97636E26365Fb17405566595B917a341",
      "resource": "https://aiapi.dropwatchhq.com/mcp#price_history"
    }
  ],
  "freeTools": [
    {
      "tool": "status",
      "description": "Current operational status for one or all AI API providers.",
      "price": "free"
    },
    {
      "tool": "price_change_alerts",
      "description": "Subscribe a webhook to provider price changes, or read recent changes.",
      "price": "free"
    }
  ],
  "docs": {
    "llms": "https://aiapi.dropwatchhq.com/llms.txt",
    "spec": "https://github.com/coinbase/x402"
  }
}