set_pid_settings · Betaflight MCP Server MCP: Risk & Policy

WHAT IT DOES

What set_pid_settings does on Betaflight MCP Server

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

WHY IT NEEDS A POLICY

Why set_pid_settings needs a policy

This tool modifies PID (Proportional-Integral-Derivative) tuning values on an FPV drone flight controller. PID settings are critical to flight stability and performance. Incorrect values could cause dangerous flight behavior (oscillations, loss of control), but changes are reversible through reconfiguration or restoration from backups.

From the tool's definition Tool name 'set_pid_settings' and description 'Set PID controller settings. Only specified values will be changed.' indicates modification of flight control parameters that directly affect drone behavior and stability.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_pid_settings Rate-limited

set_pid_settings 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": {
    "set_pid_settings": {
      "limits": [
        {
          "counter": "set_pid_settings_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Betaflight MCP Server, so you can run agents against it safely.

FAQ

Questions about set_pid_settings

What does the set_pid_settings tool do? +

Set PID controller settings. Only specified values will be changed. It is categorised as a Write tool in the Betaflight MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_pid_settings? +

Register the Betaflight MCP Server MCP server in PolicyLayer and add a rule for set_pid_settings: 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 Betaflight MCP Server. Nothing to install.

What risk level is set_pid_settings? +

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

Can I rate-limit set_pid_settings? +

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

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

set_pid_settings is provided by the Betaflight MCP Server MCP server (jir13/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.