CAST AI · Capability

CAST AI Kubernetes Cost Optimization API — External Clusters

CAST AI Kubernetes Cost Optimization API — External Clusters. 3 operations. Lead operation: CAST AI List cluster nodes. Self-contained Naftiko capability covering one Cast Ai business surface.

Run with Naftiko Cast AiExternal Clusters

What You Can Do

GET
Externalclusterapilistnodes — CAST AI List cluster nodes
/v1/kubernetes/external-clusters/{clusterid}/nodes
DELETE
Externalclusterapideletenode — CAST AI Delete cluster node
/v1/kubernetes/external-clusters/{clusterid}/nodes/{nodeid}
POST
Externalclusterapidrainnode — CAST AI Drain cluster node
/v1/kubernetes/external-clusters/{clusterid}/nodes/{nodeid}/drain

MCP Tools

cast-ai-list-cluster-nodes

CAST AI List cluster nodes

read-only idempotent
cast-ai-delete-cluster-node

CAST AI Delete cluster node

idempotent
cast-ai-drain-cluster-node

CAST AI Drain cluster node

Capability Spec

kubernetes-cost-optimization-external-clusters.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: CAST AI Kubernetes Cost Optimization API — External Clusters
  description: 'CAST AI Kubernetes Cost Optimization API — External Clusters. 3 operations. Lead operation: CAST AI List cluster
    nodes. Self-contained Naftiko capability covering one Cast Ai business surface.'
  tags:
  - Cast Ai
  - External Clusters
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    CAST_AI_API_KEY: CAST_AI_API_KEY
capability:
  consumes:
  - type: http
    namespace: kubernetes-cost-optimization-external-clusters
    baseUri: https://api.cast.ai/v1
    description: CAST AI Kubernetes Cost Optimization API — External Clusters business capability. Self-contained, no shared
      references.
    resources:
    - name: kubernetes-external-clusters-clusterId-nodes
      path: /kubernetes/external-clusters/{clusterId}/nodes
      operations:
      - name: externalclusterapilistnodes
        method: GET
        description: CAST AI List cluster nodes
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: kubernetes-external-clusters-clusterId-nodes-nodeId
      path: /kubernetes/external-clusters/{clusterId}/nodes/{nodeId}
      operations:
      - name: externalclusterapideletenode
        method: DELETE
        description: CAST AI Delete cluster node
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: kubernetes-external-clusters-clusterId-nodes-nodeId-drain
      path: /kubernetes/external-clusters/{clusterId}/nodes/{nodeId}/drain
      operations:
      - name: externalclusterapidrainnode
        method: POST
        description: CAST AI Drain cluster node
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    authentication:
      type: apikey
      key: X-API-Key
      value: '{{env.CAST_AI_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: kubernetes-cost-optimization-external-clusters-rest
    port: 8080
    description: REST adapter for CAST AI Kubernetes Cost Optimization API — External Clusters. One Spectral-compliant resource
      per consumed operation, prefixed with /v1.
    resources:
    - path: /v1/kubernetes/external-clusters/{clusterid}/nodes
      name: kubernetes-external-clusters-clusterid-nodes
      description: REST surface for kubernetes-external-clusters-clusterId-nodes.
      operations:
      - method: GET
        name: externalclusterapilistnodes
        description: CAST AI List cluster nodes
        call: kubernetes-cost-optimization-external-clusters.externalclusterapilistnodes
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/kubernetes/external-clusters/{clusterid}/nodes/{nodeid}
      name: kubernetes-external-clusters-clusterid-nodes-nodeid
      description: REST surface for kubernetes-external-clusters-clusterId-nodes-nodeId.
      operations:
      - method: DELETE
        name: externalclusterapideletenode
        description: CAST AI Delete cluster node
        call: kubernetes-cost-optimization-external-clusters.externalclusterapideletenode
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/kubernetes/external-clusters/{clusterid}/nodes/{nodeid}/drain
      name: kubernetes-external-clusters-clusterid-nodes-nodeid-drain
      description: REST surface for kubernetes-external-clusters-clusterId-nodes-nodeId-drain.
      operations:
      - method: POST
        name: externalclusterapidrainnode
        description: CAST AI Drain cluster node
        call: kubernetes-cost-optimization-external-clusters.externalclusterapidrainnode
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: kubernetes-cost-optimization-external-clusters-mcp
    port: 9090
    transport: http
    description: MCP adapter for CAST AI Kubernetes Cost Optimization API — External Clusters. One tool per consumed operation,
      routed inline through this capability's consumes block.
    tools:
    - name: cast-ai-list-cluster-nodes
      description: CAST AI List cluster nodes
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: kubernetes-cost-optimization-external-clusters.externalclusterapilistnodes
      outputParameters:
      - type: object
        mapping: $.
    - name: cast-ai-delete-cluster-node
      description: CAST AI Delete cluster node
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: kubernetes-cost-optimization-external-clusters.externalclusterapideletenode
      outputParameters:
      - type: object
        mapping: $.
    - name: cast-ai-drain-cluster-node
      description: CAST AI Drain cluster node
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: kubernetes-cost-optimization-external-clusters.externalclusterapidrainnode
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.