Kann KI das? Sponsoring Agent · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Kann KI das? API

Non-destructive enhancements to the verbatim provider contract (openapi/kannkidas-de-openapi.yml, source https://kannkidas.de/openapi.json v1.1.0). Adds tag declarations and per-operation tags (the source declares none), cross-links to the agent surfaces that back each operation, and x-apievangelist provenance. The original file is never mutated.

11 actions 11 updates documentation extends openapi/kannkidas-de-openapi.yml

Derived by API Evangelist Built from the contracts Kann KI das? Sponsoring Agent publishes. Kann KI das? Sponsoring Agent did not publish this file.

View Overlay File View on GitHub Overlay Specification

What the actions change

tagsx-mcp-toolx-apievangelist-providerx-apievangelist-harvestedx-apievangelist-sourcex-agent-surfacesx-a2a-skillx-rfc

Targets 11

$.info

$.paths['/search'].get

$.paths['/search/suggestions'].get

$.paths['/search/similar'].get

$.paths['/slots'].get

$.paths['/v1'].get

$.paths['/agent/register'].post

$.paths['/oauth/token'].post

$.paths['/agent/purchases'].post

$.paths['/agent/purchases/{purchase_id}'].get

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements for Kann KI das? API
  version: 1.0.0
  description: >-
    Non-destructive enhancements to the verbatim provider contract (openapi/kannkidas-de-openapi.yml, source
    https://kannkidas.de/openapi.json v1.1.0). Adds tag declarations and per-operation tags (the source declares
    none), cross-links to the agent surfaces that back each operation, and x-apievangelist provenance. The original
    file is never mutated.
extends: openapi/kannkidas-de-openapi.yml
actions:
  - target: $.info
    update:
      x-apievangelist-provider: kannkidas-de
      x-apievangelist-harvested: '2026-09-19'
      x-apievangelist-source: https://kannkidas.de/openapi.json
      x-agent-surfaces:
        mcp: https://kannkidas.de/api/mcp
        a2a: https://kannkidas.de/api/a2a
        agent_card: https://kannkidas.de/.well-known/agent-card.json
        skills: https://kannkidas.de/.well-known/agent-skills/index.json
        instructions: https://kannkidas.de/AGENTS.md
  - target: $
    update:
      tags:
        - {name: Search, description: Faceted search over published build-or-buy analyses}
        - {name: Sponsor Slots, description: Live availability of the ten fixed placements}
        - {name: Agent Identity, description: Anonymous OAuth client registration and token issuance}
        - {name: Sponsor Purchases, description: Buyer-confirmed Stripe hosted Checkout}
        - {name: x402 Demo, description: Testnet protocol-conformance endpoint}
  - target: $.paths['/search'].get
    update: {tags: [Search]}
  - target: $.paths['/search/suggestions'].get
    update: {tags: [Search]}
  - target: $.paths['/search/similar'].get
    update: {tags: [Search]}
  - target: $.paths['/slots'].get
    update:
      tags: [Sponsor Slots]
      x-mcp-tool: list_sponsor_slots
      x-a2a-skill: list-sponsor-slots
  - target: $.paths['/v1'].get
    update: {tags: [x402 Demo]}
  - target: $.paths['/agent/register'].post
    update: {tags: [Agent Identity], x-rfc: RFC 7591 (anonymous registration)}
  - target: $.paths['/oauth/token'].post
    update: {tags: [Agent Identity]}
  - target: $.paths['/agent/purchases'].post
    update:
      tags: [Sponsor Purchases]
      x-mcp-tool: create_sponsor_checkout
      x-consent-gate: buyer_confirmed const true
      x-idempotency: Idempotency-Key header (required)
  - target: $.paths['/agent/purchases/{purchase_id}'].get
    update: {tags: [Sponsor Purchases]}

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