list_server_responses
Get all server responses for a mock
This record as markdown: /tools/delano-postman-mcp-server/list-server-responses.md
What list_server_responses does on Postman
AI agents call list_server_responses to retrieve information from Postman without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_server_responses is rated Low
This tool retrieves mock server response data without creating, modifying, deleting, or executing operations. It is a simple query/list operation that returns existing data about mock server responses. No reversible or irreversible changes are made, no code is executed, and no financial transactions occur.
From the tool's definition Tool name is 'list_server_responses' and description states 'Get all server responses for a mock' — uses the verb 'Get' which indicates data retrieval with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs list_server_responses safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Postman, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_server_responses, this is the rule to start with:
list_server_responses 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 Postman, apply this rule, and every list_server_responses call is checked against it from then on.
Questions about list_server_responses
Get all server responses for a mock. It is categorised as a Read tool in the Postman MCP Server, which means it retrieves data without modifying state.
Register the Postman MCP server in PolicyLayer and add a rule for list_server_responses: 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 Postman. Nothing to install.
list_server_responses 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_server_responses 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_server_responses. 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_server_responses is provided by the Postman MCP server (delano/postman-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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