Kann KI das? Sponsoring Agent · Example Payload

Kannkidas De X402 Buyer Brief 402 Example

CompanySponsoringAdvertisingSoftware ReviewsBuild vs BuySearchAgent-NativeMCPA2AAuthenticationx402Stripe CheckoutGermany

Kannkidas De X402 Buyer Brief 402 Example is an example object payload from Kann KI das? Sponsoring Agent, with 3 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

x-provenancerequestresponse

Example Payload

{
  "x-provenance": {
    "generated": "2026-09-19",
    "method": "probed",
    "note": "Real unauthenticated request issued 2026-09-19; response body saved as returned (search hits truncated).",
    "operationId": "getPaidSponsorBuyerBrief",
    "openapi": "openapi/kannkidas-de-openapi.yml"
  },
  "request": {
    "method": "GET",
    "url": "https://kannkidas.de/api/v1"
  },
  "response": {
    "status": 402,
    "headers": {
      "content-type": "application/json; charset=utf-8",
      "apigw-requestid": "D-OdCj_SliAEPyQ=",
      "cache-control": "no-store",
      "payment-required": "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",
      "vary": "PAYMENT-SIGNATURE",
      "strict-transport-security": "max-age=63072000; includeSubDomains; preload"
    },
    "body": {
      "message": "x402 payment required.",
      "protocol": "x402",
      "environment": "Base Sepolia testnet",
      "sponsorship_checkout": "https://kannkidas.de/api/agent/purchases"
    }
  }
}

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