Medium Risk

farnsworth_project_create

Create a new project to track. Projects can have tasks, milestones, and can be linked to other projects for knowledge transfer.

How to control farnsworth_project_create ↓

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

Medium Risk

This tool creates a new project entity in persistent memory, which is a reversible write operation. Projects can be deleted or modified, and there are no irreversible deletions, financial transactions, code execution, or destructive operations involved. The blast radius is minimal—incorrect project creation affects only local project tracking metadata.

From the tool's definition Tool name includes 'create' and description states 'Create a new project to track' - this is a reversible data creation operation that establishes a new project record with tasks and milestones.

Documented attack patterns abuse exactly the kind of access farnsworth_project_create gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Farnsworth, and nothing reaches the server without passing your rules. This is the rule we recommend for farnsworth_project_create:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "farnsworth_project_create": {
      "limits": [
        {
          "counter": "farnsworth_project_create_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

farnsworth_project_create 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.

  1. Create a free account and register Farnsworth — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Go deeper

What does the farnsworth_project_create tool do? +

Create a new project to track. Projects can have tasks, milestones, and can be linked to other projects for knowledge transfer. It is categorised as a Write tool in the Farnsworth MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on farnsworth_project_create? +

Register the Farnsworth MCP server in PolicyLayer and add a rule for farnsworth_project_create: 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 Farnsworth. Nothing to install.

What risk level is farnsworth_project_create? +

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

Can I rate-limit farnsworth_project_create? +

Yes. Add a rate_limit block to the farnsworth_project_create 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 farnsworth_project_create completely? +

Set action: deny in the PolicyLayer policy for farnsworth_project_create. 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 farnsworth_project_create? +

farnsworth_project_create is provided by the Farnsworth MCP server (timowhite88/farnsworth). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Farnsworth tool call.

Deterministic rules across all 20 Farnsworth tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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20 Farnsworth tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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