SendGrid · Capability

Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields

Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields. 5 operations. Lead operation: Create a Custom Field. Self-contained Naftiko capability covering one Sendgrid business surface.

Run with Naftiko SendgridCustom Fields

What You Can Do

POST
Createcustomfield — Create a Custom Field
/v1/v3/contactdb/custom-fields
GET
Listcustomfield — Retrieve all custom fields
/v1/v3/contactdb/custom-fields
GET
Getcustomfield — Retrieve a Custom Field
/v1/v3/contactdb/custom-fields/{custom-field-id}
DELETE
Deletecustomfield — Delete a Custom Field
/v1/v3/contactdb/custom-fields/{custom-field-id}
GET
Listreservedfield — Retrieve reserved fields
/v1/v3/contactdb/reserved-fields

MCP Tools

create-custom-field

Create a Custom Field

retrieve-all-custom-fields

Retrieve all custom fields

read-only idempotent
retrieve-custom-field

Retrieve a Custom Field

read-only idempotent
delete-custom-field

Delete a Custom Field

idempotent
retrieve-reserved-fields

Retrieve reserved fields

read-only idempotent

Capability Spec

tsg_lmc_contactdb_v3-custom-fields.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields
  description: 'Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields. 5 operations. Lead operation: Create
    a Custom Field. Self-contained Naftiko capability covering one Sendgrid business surface.'
  tags:
  - Sendgrid
  - Custom Fields
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    SENDGRID_API_KEY: SENDGRID_API_KEY
capability:
  consumes:
  - type: http
    namespace: tsg_lmc_contactdb_v3-custom-fields
    baseUri: https://api.sendgrid.com
    description: Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields business capability. Self-contained,
      no shared references.
    resources:
    - name: v3-contactdb-custom_fields
      path: /v3/contactdb/custom_fields
      operations:
      - name: createcustomfield
        method: POST
        description: Create a Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
      - name: listcustomfield
        method: GET
        description: Retrieve all custom fields
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: v3-contactdb-custom_fields-custom_field_id
      path: /v3/contactdb/custom_fields/{custom_field_id}
      operations:
      - name: getcustomfield
        method: GET
        description: Retrieve a Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
      - name: deletecustomfield
        method: DELETE
        description: Delete a Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: v3-contactdb-reserved_fields
      path: /v3/contactdb/reserved_fields
      operations:
      - name: listreservedfield
        method: GET
        description: Retrieve reserved fields
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    authentication:
      type: bearer
      token: '{{env.SENDGRID_API_KEY}}'
  exposes:
  - type: rest
    namespace: tsg_lmc_contactdb_v3-custom-fields-rest
    port: 8080
    description: REST adapter for Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields. One Spectral-compliant
      resource per consumed operation, prefixed with /v1.
    resources:
    - path: /v1/v3/contactdb/custom-fields
      name: v3-contactdb-custom-fields
      description: REST surface for v3-contactdb-custom_fields.
      operations:
      - method: POST
        name: createcustomfield
        description: Create a Custom Field
        call: tsg_lmc_contactdb_v3-custom-fields.createcustomfield
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
      - method: GET
        name: listcustomfield
        description: Retrieve all custom fields
        call: tsg_lmc_contactdb_v3-custom-fields.listcustomfield
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/v3/contactdb/custom-fields/{custom-field-id}
      name: v3-contactdb-custom-fields-custom-field-id
      description: REST surface for v3-contactdb-custom_fields-custom_field_id.
      operations:
      - method: GET
        name: getcustomfield
        description: Retrieve a Custom Field
        call: tsg_lmc_contactdb_v3-custom-fields.getcustomfield
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: deletecustomfield
        description: Delete a Custom Field
        call: tsg_lmc_contactdb_v3-custom-fields.deletecustomfield
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/v3/contactdb/reserved-fields
      name: v3-contactdb-reserved-fields
      description: REST surface for v3-contactdb-reserved_fields.
      operations:
      - method: GET
        name: listreservedfield
        description: Retrieve reserved fields
        call: tsg_lmc_contactdb_v3-custom-fields.listreservedfield
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: tsg_lmc_contactdb_v3-custom-fields-mcp
    port: 9090
    transport: http
    description: MCP adapter for Twilio SendGrid Legacy Marketing Campaigns Contacts API — Custom Fields. One tool per consumed
      operation, routed inline through this capability's consumes block.
    tools:
    - name: create-custom-field
      description: Create a Custom Field
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: tsg_lmc_contactdb_v3-custom-fields.createcustomfield
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: retrieve-all-custom-fields
      description: Retrieve all custom fields
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: tsg_lmc_contactdb_v3-custom-fields.listcustomfield
      outputParameters:
      - type: object
        mapping: $.
    - name: retrieve-custom-field
      description: Retrieve a Custom Field
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: tsg_lmc_contactdb_v3-custom-fields.getcustomfield
      outputParameters:
      - type: object
        mapping: $.
    - name: delete-custom-field
      description: Delete a Custom Field
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: tsg_lmc_contactdb_v3-custom-fields.deletecustomfield
      outputParameters:
      - type: object
        mapping: $.
    - name: retrieve-reserved-fields
      description: Retrieve reserved fields
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: tsg_lmc_contactdb_v3-custom-fields.listreservedfield
      outputParameters:
      - type: object
        mapping: $.