hubspot_create_contact

Create a HubSpot contact.

SERVERUnClick SOURCE@unclick/mcp-server

Medium RISK CLASS

Category Write

Parameters 31 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/hubspot-create-contact.md

WHAT IT DOES

What hubspot_create_contact does on UnClick

AI agents use hubspot_create_contact to create or update resources in UnClick, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your UnClick environment.

Parameter	Type	Required	Description
`email`	string	—	Contact email address
`properties`	object	—	Additional contact properties (firstname, lastname, company, phone, ...)
`access_token`	string	Yes	HubSpot Private App access token

Parameters from the server's own tool schema.

RISK

Why hubspot_create_contact is rated Medium

The tool creates a new contact record in HubSpot, which is a reversible modification operation. It does not delete data (ruling out Destructive), does not execute arbitrary code (ruling out Execute), and does not involve financial transactions (ruling out Financial).

From the tool's definition Tool name contains 'create' and description states 'Create a HubSpot contact.' This is a data creation operation that modifies the HubSpot system by adding a new contact record.

Risk signalsHandles credentials or secrets (access_token)

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs hubspot_create_contact safely

PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For hubspot_create_contact, this is the rule to start with:

hubspot_create_contact Rate-limited

hubspot_create_contact stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "hubspot_create_contact": {
      "limits": [
        {
          "counter": "hubspot_create_contact_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect UnClick, apply this rule, and every hubspot_create_contact call is checked against it from then on.

FAQ

Questions about hubspot_create_contact

What does the hubspot_create_contact tool do? +

Create a HubSpot contact. It is categorised as a Write tool in the UnClick MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does hubspot_create_contact accept? +

hubspot_create_contact accepts 3 parameters: email, properties, access_token. Required: access_token. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on hubspot_create_contact? +

Register the UnClick MCP server in PolicyLayer and add a rule for hubspot_create_contact: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches UnClick. Nothing to install.

What risk level is hubspot_create_contact? +

hubspot_create_contact is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit hubspot_create_contact? +

Yes. Add a rate_limit block to the hubspot_create_contact rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block hubspot_create_contact completely? +

Set action: deny in the PolicyLayer policy for hubspot_create_contact. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides hubspot_create_contact? +

hubspot_create_contact is provided by the UnClick MCP server (@unclick/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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