Apipylon
List Pylon custom field definitions (GET /custom-fields)
Read operation: does not mutate upstream state.
curl -X GET "https://api.modernloop.dev/rest/v1/pylon/custom-fields?object_type=account" \ -H "Authorization: Bearer $MLOOP_INTERNAL_MCP_API_KEY"{ "data": [ { "id": "string", "slug": "string", "label": "string", "description": "string", "type": "string", "object_type": "string", "source": "string", "is_read_only": true, "default_value": "string", "default_values": [ "string" ], "created_at": "string", "updated_at": "string", "number_metadata": { "currency": "string", "decimal_places": 0, "duration_display_format": "string", "duration_input_unit": "string", "format": "string" }, "select_metadata": { "options": [ { "label": "string", "slug": "string" } ] } } ], "pagination": { "cursor": "string", "has_next_page": true }, "request_id": "string"}{ "error": { "code": "string", "message": "string", "upstreamStatus": 0 }}{ "error": { "code": "string", "message": "string", "upstreamStatus": 0 }}{ "error": { "code": "string", "message": "string", "upstreamStatus": 0 }}{ "error": { "code": "string", "message": "string", "upstreamStatus": 0 }}Authorization
bearerAuth AuthorizationBearer <token>
In: header
Query Parameters
limit?integer
Page size (Pylon default 100, max 1000 where supported)
Range
1 <= value <= 1000cursor?string
Pagination cursor for the next page
object_type*string
Object type for custom fields (required by Pylon)
Value in
- "account"
- "issue"
- "contact"
- "task"
- "project"
- "meeting"
- "opportunity"
Response Body
application/json
application/json
application/json
application/json
application/json