{
  "offer": "Paid API keys from $19/month (Open Domain Ranks feed: 20,000 file requests a month); free tier 200 file requests a day per IP with no key. Buy: https://deltawren.cybermaxtools.com/buy/domain-ranks-monthly?s=lead · all plans: https://deltawren.cybermaxtools.com/docs#pricing",
  "name": "deltawren",
  "title": "Deltawren by CyberMax",
  "version": "1.0.0",
  "description": "Paid API keys from $19/month (Open Domain Ranks feed: 20,000 file requests a month); free tier 200 file requests a day per IP with no key. Buy: https://deltawren.cybermaxtools.com/buy/domain-ranks-monthly?s=lead · all plans: https://deltawren.cybermaxtools.com/docs#pricing. Daily data feeds as files: the same layout and schema as the free CyberMax Hugging Face datasets (CISA KEV + EPSS + CVSS, SEC Form 4 insider transactions, SEC 10-K/10-Q sections, open domain ranks), refreshed every day, plus daily history snapshots and per-file diffs (rows added, removed and changed). Key-based access over HTTPS, Range requests, a JSON manifest with sha256 per file. Free: the feed list, manifests and the daily change counts.",
  "transport": {
    "type": "streamable-http",
    "url": "https://deltawren.cybermaxtools.com/mcp"
  },
  "authentication": {
    "required": false,
    "optional": {
      "type": "bearer",
      "header": "Authorization",
      "note": "Paid API key for higher limits: https://deltawren.cybermaxtools.com/docs#pricing"
    }
  },
  "tools": [
    {
      "name": "feed_list",
      "title": "List data feeds",
      "description": "Every Deltawren daily data feed: source dataset, refresh cadence, history kept, manifest URL and plans."
    },
    {
      "name": "feed_changes",
      "title": "What changed today",
      "description": "Rows added, removed and changed per file in one feed since the previous daily build."
    }
  ],
  "documentation": "https://deltawren.cybermaxtools.com/",
  "openapi": "https://deltawren.cybermaxtools.com/openapi.json",
  "publisher": {
    "name": "CyberMax",
    "url": "https://cybermax-tools-cybermax.static.hf.space/"
  },
  "pricing": {
    "api": "Deltawren API",
    "currency": "USD",
    "free": {
      "price": 0,
      "callsPerDayPerIp": 200,
      "perMinutePerIp": 30,
      "key": "none needed"
    },
    "plans": [
      {
        "id": "domain-ranks-monthly",
        "name": "Open Domain Ranks feed",
        "price": 19,
        "billing": "per month",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/domain-ranks-monthly?s=mcpcard"
      },
      {
        "id": "domain-ranks-yearly",
        "name": "Open Domain Ranks feed yearly",
        "price": 190,
        "billing": "per year",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/domain-ranks-yearly?s=mcpcard"
      },
      {
        "id": "kevscope-monthly",
        "name": "Kevscope CVE + KEV + EPSS feed",
        "price": 19,
        "billing": "per month",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/kevscope-monthly?s=mcpcard"
      },
      {
        "id": "kevscope-yearly",
        "name": "Kevscope CVE + KEV + EPSS feed yearly",
        "price": 190,
        "billing": "per year",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/kevscope-yearly?s=mcpcard"
      },
      {
        "id": "riskroll-monthly",
        "name": "Riskroll SEC 10-K/10-Q sections feed",
        "price": 29,
        "billing": "per month",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/riskroll-monthly?s=mcpcard"
      },
      {
        "id": "riskroll-yearly",
        "name": "Riskroll SEC 10-K/10-Q sections feed yearly",
        "price": 290,
        "billing": "per year",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/riskroll-yearly?s=mcpcard"
      },
      {
        "id": "form4-monthly",
        "name": "SEC Form 4 insider transactions feed",
        "price": 29,
        "billing": "per month",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/form4-monthly?s=mcpcard"
      },
      {
        "id": "form4-yearly",
        "name": "SEC Form 4 insider transactions feed yearly",
        "price": 290,
        "billing": "per year",
        "calls": 20000,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "buy": "https://deltawren.cybermaxtools.com/buy/form4-yearly?s=mcpcard"
      },
      {
        "id": "all-monthly",
        "name": "All feeds",
        "price": 65,
        "billing": "per month",
        "calls": 60000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "includes": "+ every Deltawren feed",
        "buy": "https://deltawren.cybermaxtools.com/buy/all-monthly?s=mcpcard"
      },
      {
        "id": "all-yearly",
        "name": "All feeds yearly",
        "price": 650,
        "billing": "per year",
        "calls": 60000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "buy": "https://deltawren.cybermaxtools.com/buy/all-yearly?s=mcpcard"
      }
    ],
    "unit": "file requests",
    "howToUse": {
      "header": "x-api-key: YOUR_KEY",
      "alt": [
        "Authorization: Bearer YOUR_KEY",
        "?key=YOUR_KEY"
      ],
      "mcp": "send the key as Authorization: Bearer YOUR_KEY",
      "usage": "https://deltawren.cybermaxtools.com/key"
    },
    "manageKey": "https://deltawren.cybermaxtools.com/manage",
    "payments": "Stripe Checkout: card, Apple Pay, Google Pay, Link. Prices are in USD; where your country charges VAT or sales tax, Stripe adds it at checkout and shows it before you pay. Cancel any time at https://deltawren.cybermaxtools.com/manage.",
    "x402": {
      "protocol": "x402",
      "versions": [
        1,
        2
      ],
      "scheme": "exact",
      "network": [
        "base",
        "eip155:8453"
      ],
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "currency": "USDC",
      "price": {
        "perCallUsd": 0
      },
      "payPerCallEndpoints": [
        "https://deltawren.cybermaxtools.com/x402/api/changes"
      ],
      "alsoOn": "the plain endpoints answer 402 with the same terms once the free daily quota is used up (no key sent)",
      "headers": {
        "request": [
          "X-PAYMENT (v1)",
          "PAYMENT-SIGNATURE (v2)"
        ],
        "response": [
          "X-PAYMENT-RESPONSE",
          "PAYMENT-RESPONSE"
        ]
      },
      "mcp": "send the X-PAYMENT header on the /mcp POST once the free tier is used up"
    }
  }
}