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Create a company/deal attribute

An MCP tool from the Brevo API server, hosted on mcp.hjlabs.in.

Create a company/deal attribute Create a new custom attribute for companies or deals. The attribute label must be unique within the object type, cannot exceed 50 characters, and cannot use reserved names. For single-select or… [POST /crm/attributes]

Name on the gateway: brevo_api__post_crm_attributes · may change things.

Parameters

NameTypeDescription
attributeType requiredtext | user | number | single-select | date | boolean | multi-choiceThe type of attribute (must be one of the defined enums)
descriptionstringA description of the attribute
label requiredstringThe label for the attribute (max 50 characters, cannot be empty)
objectType requiredcompanies | dealsThe type of object the attribute belongs to. Must be either companies or deals.
optionsLabelsarrayOptions for multi-choice or single-select attributes

How to call it

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments
{
  "name": "brevo_api__post_crm_attributes",
  "arguments": {
    "attributeType": "…",
    "label": "…",
    "objectType": "…"
  }
}

Or connect the Brevo API server directly, which lists 291 tools including this one:

Run in your terminal
claude mcp add --transport http hj-brevo-api https://mcp.hjlabs.in/mcp/brevo-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Try asking

Use the create a company/deal attribute tool with attributeType set to ….

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