update_battery_settings · Enphase Solar MCP Server MCP

WHAT IT DOES

What update_battery_settings does on Enphase Solar MCP Server

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

WHY IT NEEDS A POLICY

Why update_battery_settings needs a policy

This tool modifies battery settings, which are data that control real physical solar battery behavior (charge/discharge rates, reserve levels, etc.). Changes are reversible (settings can be updated again), so it is Write rather than Destructive.

From the tool's definition Tool name 'update_battery_settings' with 'update' verb indicates modification of battery configuration. Server description states 'optional write tools for battery settings' confirming this is a write operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_battery_settings Rate-limited

update_battery_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": {
    "update_battery_settings": {
      "limits": [
        {
          "counter": "update_battery_settings_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about update_battery_settings

What does the update_battery_settings tool do? +

update_battery_settings. It is categorised as a Write tool in the Enphase Solar 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 update_battery_settings? +

Register the Enphase Solar MCP Server MCP server in PolicyLayer and add a rule for update_battery_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 Enphase Solar MCP Server. Nothing to install.

What risk level is update_battery_settings? +

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

Can I rate-limit update_battery_settings? +

Yes. Add a rate_limit block to the update_battery_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 update_battery_settings completely? +

Set action: deny in the PolicyLayer policy for update_battery_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 update_battery_settings? +

update_battery_settings is provided by the Enphase Solar MCP Server MCP server (xianman/enphase-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.