{
  "x402Version": 1,
  "service": "bio-catalyst",
  "description": "Agent-payable source-anchored biotech/pharma catalyst calendar — clinical-trial readout windows (ClinicalTrials.gov) and FDA Advisory Committee (AdComm) meetings (Federal Register), each linked to its official source and labelled confirmed vs estimated. Public scheduling data, not investment advice.",
  "homepage": "https://biocatalyst.dropwatchhq.com",
  "mcp": {
    "endpoint": "https://biocatalyst.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": "upcoming_catalysts",
      "type": "mcp-tool",
      "transport": "mcp",
      "endpoint": "https://biocatalyst.dropwatchhq.com/mcp",
      "method": "POST tools/call (x402 challenge rides in the tool result)",
      "description": "Full source-anchored upcoming-catalyst set (date, dateType/confirmation, ticker, drug, official source URL, verified-as-of) filtered by horizon/kind/phase.",
      "price": {
        "scheme": "exact",
        "network": "base",
        "maxAmountRequired": "20000",
        "amountUSD": "$0.02",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
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          "version": "2"
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        "decimals": 6
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      "payTo": "0x38134a7F97636E26365Fb17405566595B917a341",
      "resource": "https://biocatalyst.dropwatchhq.com/mcp#upcoming_catalysts"
    }
  ],
  "freeTools": [
    {
      "tool": "catalyst_for_company",
      "description": "Source-anchored catalysts for a public-company ticker.",
      "price": "free"
    },
    {
      "tool": "catalyst_for_drug",
      "description": "Source-anchored catalysts referencing a drug/product.",
      "price": "free"
    }
  ],
  "docs": {
    "llms": "https://biocatalyst.dropwatchhq.com/llms.txt",
    "spec": "https://github.com/coinbase/x402"
  }
}