HubSpot · Capability

HubSpot CRM Associations API — Object Associations

HubSpot CRM Associations API — Object Associations. 3 operations. Lead operation: Hubspot List Associations for an Object. Self-contained Naftiko capability covering one Hubspot business surface.

Run with Naftiko HubspotObject Associations

What You Can Do

GET
Listobjectassociations — Hubspot List Associations for an Object
/v1/crm/v4/objects/{fromobjecttype}/{fromobjectid}/associations/{toobjecttype}
PUT
Createobjectassociation — Hubspot Create an Association Between Objects
/v1/crm/v4/objects/{fromobjecttype}/{fromobjectid}/associations/{toobjecttype}
DELETE
Deleteobjectassociation — Hubspot Delete an Association Between Objects
/v1/crm/v4/objects/{fromobjecttype}/{fromobjectid}/associations/{toobjecttype}/{toobjectid}

MCP Tools

hubspot-list-associations-object

Hubspot List Associations for an Object

read-only idempotent
hubspot-create-association-between-objects

Hubspot Create an Association Between Objects

idempotent
hubspot-delete-association-between-objects

Hubspot Delete an Association Between Objects

idempotent

Capability Spec

crm-associations-object-associations.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: HubSpot CRM Associations API — Object Associations
  description: 'HubSpot CRM Associations API — Object Associations. 3 operations. Lead operation: Hubspot List Associations
    for an Object. Self-contained Naftiko capability covering one Hubspot business surface.'
  tags:
  - Hubspot
  - Object Associations
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    HUBSPOT_API_KEY: HUBSPOT_API_KEY
capability:
  consumes:
  - type: http
    namespace: crm-associations-object-associations
    baseUri: https://api.hubapi.com
    description: HubSpot CRM Associations API — Object Associations business capability. Self-contained, no shared references.
    resources:
    - name: crm-v4-objects-fromObjectType-fromObjectId-associations-toObjectType
      path: /crm/v4/objects/{fromObjectType}/{fromObjectId}/associations/{toObjectType}
      operations:
      - name: listobjectassociations
        method: GET
        description: Hubspot List Associations for an Object
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: fromObjectType
          in: path
          type: string
          description: Type of the source object (e.g., contacts, companies, deals)
          required: true
        - name: fromObjectId
          in: path
          type: string
          description: ID of the source object
          required: true
        - name: toObjectType
          in: path
          type: string
          description: Type of target objects to retrieve associations for
          required: true
        - name: limit
          in: query
          type: integer
          description: Maximum number of results per page
        - name: after
          in: query
          type: string
          description: Pagination cursor for fetching next page of results
      - name: createobjectassociation
        method: PUT
        description: Hubspot Create an Association Between Objects
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: fromObjectType
          in: path
          type: string
          description: Type of the source object
          required: true
        - name: fromObjectId
          in: path
          type: string
          description: ID of the source object
          required: true
        - name: toObjectType
          in: path
          type: string
          description: Type of the target object
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: crm-v4-objects-fromObjectType-fromObjectId-associations-toObjectType-toObjectId
      path: /crm/v4/objects/{fromObjectType}/{fromObjectId}/associations/{toObjectType}/{toObjectId}
      operations:
      - name: deleteobjectassociation
        method: DELETE
        description: Hubspot Delete an Association Between Objects
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: fromObjectType
          in: path
          type: string
          description: Type of the source object
          required: true
        - name: fromObjectId
          in: path
          type: string
          description: ID of the source object
          required: true
        - name: toObjectType
          in: path
          type: string
          description: Type of the target object
          required: true
        - name: toObjectId
          in: path
          type: string
          description: ID of the target object
          required: true
    authentication:
      type: bearer
      token: '{{env.HUBSPOT_API_KEY}}'
  exposes:
  - type: rest
    namespace: crm-associations-object-associations-rest
    port: 8080
    description: REST adapter for HubSpot CRM Associations API — Object Associations. One Spectral-compliant resource per
      consumed operation, prefixed with /v1.
    resources:
    - path: /v1/crm/v4/objects/{fromobjecttype}/{fromobjectid}/associations/{toobjecttype}
      name: crm-v4-objects-fromobjecttype-fromobjectid-associations-toobjecttype
      description: REST surface for crm-v4-objects-fromObjectType-fromObjectId-associations-toObjectType.
      operations:
      - method: GET
        name: listobjectassociations
        description: Hubspot List Associations for an Object
        call: crm-associations-object-associations.listobjectassociations
        with:
          fromObjectType: rest.fromObjectType
          fromObjectId: rest.fromObjectId
          toObjectType: rest.toObjectType
          limit: rest.limit
          after: rest.after
        outputParameters:
        - type: object
          mapping: $.
      - method: PUT
        name: createobjectassociation
        description: Hubspot Create an Association Between Objects
        call: crm-associations-object-associations.createobjectassociation
        with:
          fromObjectType: rest.fromObjectType
          fromObjectId: rest.fromObjectId
          toObjectType: rest.toObjectType
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/crm/v4/objects/{fromobjecttype}/{fromobjectid}/associations/{toobjecttype}/{toobjectid}
      name: crm-v4-objects-fromobjecttype-fromobjectid-associations-toobjecttype-toobjectid
      description: REST surface for crm-v4-objects-fromObjectType-fromObjectId-associations-toObjectType-toObjectId.
      operations:
      - method: DELETE
        name: deleteobjectassociation
        description: Hubspot Delete an Association Between Objects
        call: crm-associations-object-associations.deleteobjectassociation
        with:
          fromObjectType: rest.fromObjectType
          fromObjectId: rest.fromObjectId
          toObjectType: rest.toObjectType
          toObjectId: rest.toObjectId
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: crm-associations-object-associations-mcp
    port: 9090
    transport: http
    description: MCP adapter for HubSpot CRM Associations API — Object Associations. One tool per consumed operation, routed
      inline through this capability's consumes block.
    tools:
    - name: hubspot-list-associations-object
      description: Hubspot List Associations for an Object
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: crm-associations-object-associations.listobjectassociations
      with:
        fromObjectType: tools.fromObjectType
        fromObjectId: tools.fromObjectId
        toObjectType: tools.toObjectType
        limit: tools.limit
        after: tools.after
      outputParameters:
      - type: object
        mapping: $.
    - name: hubspot-create-association-between-objects
      description: Hubspot Create an Association Between Objects
      hints:
        readOnly: false
        destructive: false
        idempotent: true
      call: crm-associations-object-associations.createobjectassociation
      with:
        fromObjectType: tools.fromObjectType
        fromObjectId: tools.fromObjectId
        toObjectType: tools.toObjectType
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: hubspot-delete-association-between-objects
      description: Hubspot Delete an Association Between Objects
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: crm-associations-object-associations.deleteobjectassociation
      with:
        fromObjectType: tools.fromObjectType
        fromObjectId: tools.fromObjectId
        toObjectType: tools.toObjectType
        toObjectId: tools.toObjectId
      outputParameters:
      - type: object
        mapping: $.