Medium Risk

uv-install

Runs uv pip install and returns a structured summary of installed packages. WARNING: may execute untrusted code.

Accepts file system path (path); Accepts freeform code/query input (python); High parameter count (14 properties)

Part of the Python MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

@paretools/python Write Risk 4/5

AI agents use uv-install to create or modify resources in Python. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.

Without a policy, an AI agent could call uv-install repeatedly, creating or modifying resources faster than any human could review. Intercept's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Python.

Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.

io-github-dave-london-pare-python.yaml
tools:
  uv-install:
    rules:
      - action: allow
        rate_limit:
          max: 30
          window: 60

See the full Python policy for all 14 tools.

Tool Name uv-install
Category Write
MCP Server Python MCP Server
Risk Level Medium

View all 14 tools →

What does the uv-install tool do? +

Runs uv pip install and returns a structured summary of installed packages. WARNING: may execute untrusted code.. It is categorised as a Write tool in the Python MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on uv-install? +

Add a rule in your Intercept YAML policy under the tools section for uv-install. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Python MCP server.

What risk level is uv-install? +

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

Can I rate-limit uv-install? +

Yes. Add a rate_limit block to the uv-install rule in your Intercept 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 uv-install completely? +

Set action: deny in the Intercept policy for uv-install. 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 uv-install? +

uv-install is provided by the Python MCP server (@paretools/python). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policies on Python

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
// GET IN TOUCH

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