Create CRM property definitions
One step with HubSpot. We can help you get access.
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Create CRM property definitions
with HubSpot
Works with AI assistants
Use HubSpot: its Hubspot Batch API lets you create CRM property definitions in a single step (POST /crm/properties/2026-09/{objectType}/batch/create). HubSpot also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- How can I add several custom fields to a CRM object like contacts at once?
- Do batch-created CRM properties follow the same rules as single ones?
Say it to your AI assistant
- Create CRM properties {property_definitions} on {object_type}.
- Add these custom fields to {object_type} records: {property_definitions}.
For your developer
POST /crm/properties/2026-09/{objectType}/batch/create in Hubspot Batch API. Full spec on APIs.io.