list_page_snapshots

List saved page snapshots.

SERVERJshookmcp SOURCE@jshookmcp/jshook

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-vmoranv-jshookmcp/list-page-snapshots.md

WHAT IT DOES

What list_page_snapshots does on Jshookmcp

AI agents call list_page_snapshots to retrieve information from Jshookmcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_page_snapshots is rated Low

Retrieves and lists existing snapshots without modifying or executing operations.

From the tool's definition List saved page snapshots.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_page_snapshots safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Jshookmcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_page_snapshots, this is the rule to start with:

list_page_snapshots Allowed

list_page_snapshots is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_page_snapshots": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Jshookmcp, apply this rule, and every list_page_snapshots call is checked against it from then on.

FAQ

Questions about list_page_snapshots

What does the list_page_snapshots tool do? +

List saved page snapshots. It is categorised as a Read tool in the Jshookmcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_page_snapshots? +

Register the Jshook MCP server in PolicyLayer and add a rule for list_page_snapshots: 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 Jshookmcp. Nothing to install.

What risk level is list_page_snapshots? +

list_page_snapshots is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_page_snapshots? +

Yes. Add a rate_limit block to the list_page_snapshots 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.

How do I block list_page_snapshots completely? +

Set action: deny in the PolicyLayer policy for list_page_snapshots. 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.

What MCP server provides list_page_snapshots? +

list_page_snapshots is provided by the Jshook MCP server (@jshookmcp/jshook). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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