get_supervisor_info
Get info about the Supervisor itself (version, channel, healthy).
This record as markdown: /tools/fistacho-ha-nexus-agent/get-supervisor-info.md
What get_supervisor_info does on Ha Nexus Agent
AI agents call get_supervisor_info to retrieve information from Ha Nexus Agent without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_supervisor_info is rated Low
This tool retrieves read-only metadata about the Home Assistant Supervisor (version, channel, health status). It performs no modifications, does not execute code or trigger external operations, and does not delete or move data. The blast radius of misuse is minimal—an agent could only gain visibility into system state information already available to authenticated users. Classification as Read is appropriate.
From the tool's definition Tool name 'get_supervisor_info' and description 'Get info about the Supervisor itself (version, channel, healthy)' indicate a query operation that retrieves status information without modifying state.
Attacks that exploit this kind of access
The rule that runs get_supervisor_info safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ha Nexus Agent, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_supervisor_info, this is the rule to start with:
get_supervisor_info is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Ha Nexus Agent, apply this rule, and every get_supervisor_info call is checked against it from then on.
Questions about get_supervisor_info
Get info about the Supervisor itself (version, channel, healthy). It is categorised as a Read tool in the Ha Nexus Agent MCP Server, which means it retrieves data without modifying state.
Register the Ha Nexus Agent MCP server in PolicyLayer and add a rule for get_supervisor_info: 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 Ha Nexus Agent. Nothing to install.
get_supervisor_info is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_supervisor_info 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.
Set action: deny in the PolicyLayer policy for get_supervisor_info. 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.
get_supervisor_info is provided by the Ha Nexus Agent MCP server (fistacho/ha-nexus-agent). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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