List all available emotion keywords for the robot.
AI agents call list_robot_emotions to retrieve information from Reachy Claude MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns a static list of supported emotions without modifying any state, executing commands, or performing any action beyond data retrieval. It is purely informational and poses minimal security risk even if misused by an AI agent.
From the tool's definition Tool name 'list_robot_emotions' and description 'List all available emotion keywords for the robot' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
List all available emotion keywords for the robot. It is categorised as a Read tool in the Reachy Claude MCP MCP Server, which means it retrieves data without modifying state.
Register the Reachy Claude MCP server in PolicyLayer and add a rule for list_robot_emotions: 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 Reachy Claude MCP. Nothing to install.
list_robot_emotions 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 list_robot_emotions 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 list_robot_emotions. 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.
list_robot_emotions is provided by the Reachy Claude MCP server (mchardysam/reachy-claude-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
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