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BulkUpsertCustomerCustomAttributes

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

BulkUpsertCustomerCustomAttributes Creates or updates custom attributes for customer profiles as a bulk operation. Use this endpoint to set the value of one or more custom attributes for one or more customer profiles. A custom… [POST /v2/customers/custom-attributes/bulk-upsert]

Name on the gateway: square_api__bulk_upsert_customer_custom_attributes · may change things.

Parameters

NameTypeDescription
values requiredobjectA map containing 1 to 25 individual upsert requests. For each request, provide…

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": "square_api__bulk_upsert_customer_custom_attributes",
  "arguments": {
    "values": "…"
  }
}

Or connect the Square API server directly, which lists 308 tools including this one:

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

Try asking

Use the bulkupsertcustomercustomattributes tool with values set to ….

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