greeting
A read tool on the Agent Jail MCP server.
This record as markdown: /tools/agent-jail-mcp/greeting.md
What greeting does on Agent Jail
AI agents call greeting to retrieve information from Agent Jail without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why greeting is rated Low
In the absence of descriptive information, the tool name 'greeting' suggests a benign operation that retrieves or returns a greeting message. This aligns with the Read category (retrieves data with no side effects). Confidence is lowered due to the empty description, which prevents definitive classification.
From the tool's definition Tool named 'greeting' with empty description. Based on conventional usage, a greeting tool typically returns a static or simple message without side effects.
Attacks that exploit this kind of access
The rule that runs greeting safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Agent Jail, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For greeting, this is the rule to start with:
greeting 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 Agent Jail, apply this rule, and every greeting call is checked against it from then on.
Questions about greeting
greeting is a read tool on the Agent Jail MCP server. It is categorised as a Read tool in the Agent Jail MCP Server, which means it retrieves data without modifying state.
Register the Agent Jail MCP server in PolicyLayer and add a rule for greeting: 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 Agent Jail. Nothing to install.
greeting 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 greeting 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 greeting. 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.
greeting is provided by the Agent Jail MCP server (idiscoord13-sketch/agent-jail-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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