naftiko: 1.0.0-alpha2 info: label: Buttondown API — Newsletters description: 'Buttondown API — Newsletters. 1 operations. Lead operation: List all newsletters. Self-contained Naftiko capability covering one Buttondown business surface.' tags: - Buttondown - Newsletters created: '2026-05-19' modified: '2026-05-19' binds: - namespace: env keys: BUTTONDOWN_API_KEY: BUTTONDOWN_API_KEY capability: consumes: - type: http namespace: buttondown-newsletters baseUri: https://api.buttondown.email/v1 description: Buttondown API — Newsletters business capability. Self-contained, no shared references. resources: - name: newsletters path: /newsletters operations: - name: listnewsletters method: GET description: List all newsletters outputRawFormat: json outputParameters: - name: result type: object value: $. authentication: type: apikey key: Authorization value: '{{env.BUTTONDOWN_API_KEY}}' placement: header exposes: - type: rest namespace: buttondown-newsletters-rest port: 8080 description: REST adapter for Buttondown API — Newsletters. One Spectral-compliant resource per consumed operation, prefixed with /v1. resources: - path: /v1/newsletters name: newsletters description: REST surface for newsletters. operations: - method: GET name: listnewsletters description: List all newsletters call: buttondown-newsletters.listnewsletters outputParameters: - type: object mapping: $. - type: mcp namespace: buttondown-newsletters-mcp port: 9090 transport: http description: MCP adapter for Buttondown API — Newsletters. One tool per consumed operation, routed inline through this capability's consumes block. tools: - name: list-all-newsletters description: List all newsletters hints: readOnly: true destructive: false idempotent: true call: buttondown-newsletters.listnewsletters outputParameters: - type: object mapping: $.