{
  "site": "ChangeGamer",
  "url": "https://changegamer.ai",
  "summary": "Paid access for agents. Free discovery (/llms.txt, descriptions, free resource bodies) never requires payment. Premium resource bodies and the licensable full corpus are paid.",
  "free_always": [
    "https://changegamer.ai/llms.txt",
    "https://changegamer.ai/llms-full.txt",
    "https://changegamer.ai/robots.txt",
    "https://changegamer.ai/license.xml",
    "https://changegamer.ai/api/resources.json",
    "https://changegamer.ai/api/corpus.json",
    "https://changegamer.ai/api/corpus.jsonl"
  ],
  "methods": [
    {
      "id": "http_402",
      "type": "http-402-bearer-key",
      "status": "live",
      "description": "Fetch a premium resource; on HTTP 402, read payment_url + preview, buy a key, and retry the same request with the key in an Authorization header.",
      "gated_path_shapes": [
        "https://changegamer.ai/resources/<slug>",
        "https://changegamer.ai/resources/<slug>.md",
        "https://changegamer.ai/api/resources/<slug>.json",
        "https://changegamer.ai/api/corpus.full.jsonl"
      ],
      "retry_header": "Authorization: Bearer <key>   (or x-api-key: <key>)",
      "key_delivery": "https://changegamer.ai/key?session_id=<cs_live_...>",
      "guide": "https://changegamer.ai/resources/paying-for-access-402.md"
    },
    {
      "id": "mcp",
      "type": "mcp-streamable-http",
      "status": "live",
      "description": "Connect to the ChangeGamer MCP server and call get_pricing / get_payment_info for offers and payment methods, or get_resource(slug, api_key) / get_full_corpus(api_key) to fetch premium content with a purchased key — no HTTP-header handling required.",
      "endpoint": "https://changegamer.ai/mcp",
      "tools": [
        "list_resources",
        "search_resources",
        "get_resource",
        "get_corpus",
        "get_full_corpus",
        "get_access_info",
        "get_pricing",
        "get_payment_info",
        "get_stats",
        "check_access"
      ]
    },
    {
      "id": "stripe_checkout",
      "type": "stripe-payment-link",
      "status": "live",
      "description": "Buy a key or corpus license via a Stripe checkout link. On payment, a cg_ key is minted into KV and returned self-serve at /key. Corpus/license deliverables emailed.",
      "catalog": "https://changegamer.ai/api/pricing.json",
      "offers": [
        {
          "id": "starter",
          "name": "Starter key",
          "price": 5,
          "currency": "EUR",
          "interval": "one_time",
          "checkout_url": "https://buy.stripe.com/fZu9AMa230eP2b1f0d7EQ00",
          "unlocks": "All current premium resources (data-formats, json-api, autonomous-operations) via Bearer/x-api-key header. Key valid until revoked."
        },
        {
          "id": "corpus",
          "name": "Corpus license",
          "price": 25,
          "currency": "EUR",
          "interval": "one_time",
          "checkout_url": "https://buy.stripe.com/fZu28kgqr8Ll2b14lz7EQ01",
          "unlocks": "All current premium resources plus a full llms-full.txt corpus file with premium bodies and an RSL extended AI-use grant."
        },
        {
          "id": "enterprise",
          "name": "Enterprise license",
          "price": 150,
          "currency": "EUR",
          "interval": "one_time",
          "checkout_url": "https://buy.stripe.com/5kQ14ga23d1B6rhbO17EQ02",
          "unlocks": "Everything in Corpus License plus commercial redistribution rights: embedding in commercial products and distribution of corpus-derived datasets within the licensee's organization."
        },
        {
          "id": "corpus_annual",
          "name": "Corpus Updates — Annual",
          "price": 45,
          "currency": "EUR",
          "interval": "year",
          "checkout_url": "https://buy.stripe.com/eVq14g8XZgdN16X9FT7EQ03",
          "unlocks": "Same API key access plus corpus file and RSL internal AI-use grant as Corpus License, re-delivered at each annual renewal with the current premium resource set."
        }
      ]
    },
    {
      "id": "x402",
      "type": "x402-agent-native",
      "status": "dormant",
      "status_detail": "endpoint live; on-chain settlement dormant until the operator configures a facilitator + wallet (returns HTTP 503 until then)",
      "description": "Native x402 gateway for fully autonomous, keyless payment: GET /api/x402/<slug> returns an x402 402 with payment requirements (x402Version + accepts[]); retry with the X-PAYMENT header and the configured facilitator verifies + settles on-chain, returning the resource markdown and an X-PAYMENT-RESPONSE receipt. Until a facilitator/wallet is wired it returns 503 and the http_402 + stripe_checkout methods above are the live rails.",
      "endpoint": "https://changegamer.ai/api/x402/<slug>",
      "reference": "https://changegamer.ai/resources/agentic-payment-protocols.md",
      "buyer_guide": "https://changegamer.ai/resources/agent-wallets-x402.md"
    },
    {
      "id": "crawl_license",
      "type": "rsl-per-crawl",
      "status": "dormant",
      "status_detail": "declared; not yet collected — RSL Collective registration pending (operator action required)",
      "description": "AI-training and bulk-crawl use of this site is subject to a per-crawl license declared in /license.xml under Really Simple Licensing (RSL) 1.0 for ai-all usage. The declared rate is a per-crawl RSL reference rate — it is NOT one of the EUR key offers above and does NOT change the HTTP 402 gate pricing. Per-crawl fees are not yet collected: RSL Collective registration is pending operator action. The x402 accepts hint in /license.xml signals intent to support machine-payable settlement once a facilitator comes online.",
      "rate": "0.05",
      "currency": "USD",
      "unit": "per-crawl",
      "protocol_hint": "application/x402+json",
      "license": "https://changegamer.ai/license.xml",
      "reference": "https://changegamer.ai/resources/agentic-payment-protocols.md"
    }
  ],
  "license": "https://changegamer.ai/license.xml",
  "recommended": "Single agent needing premium pages: http_402 (buy the starter key, retry with Bearer) or the MCP get_resource(slug, api_key) tool. AI training / RAG / bulk use: license the full corpus (corpus or enterprise offer) and pull it via get_full_corpus(api_key) or /api/corpus.full.jsonl."
}