Get a specific prompt from a target MCP server. Use this to retrieve and render a prompt template with provided arguments. Args: - target (string): Target MCP server - command or URL - transport (
AI agents call mcpdev_inspector_get_prompt to retrieve information from MCP Dev MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves prompt templates from MCP servers without modifying, deleting, or executing code. It is a read-only operation that queries and returns data. The severity is low because prompt retrieval poses minimal risk even if misused by an AI agent.
From the tool's definition Get a specific prompt from a target MCP server... retrieve and render a prompt template. Tool name contains 'get' and 'read' operations with no side effects.
Attacks that exploit this kind of access
Get a specific prompt from a target MCP server. Use this to retrieve and render a prompt template with provided arguments. Args: - target (string): Target MCP server - command or URL - transport (. It is categorised as a Read tool in the MCP Dev MCP MCP Server, which means it retrieves data without modifying state.
Register the MCP Dev MCP server in PolicyLayer and add a rule for mcpdev_inspector_get_prompt: 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 MCP Dev MCP. Nothing to install.
mcpdev_inspector_get_prompt 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 mcpdev_inspector_get_prompt 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 mcpdev_inspector_get_prompt. 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.
mcpdev_inspector_get_prompt is provided by the MCP Dev MCP server (kongyo2/mcpdevmcp). 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.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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