check_new_messages
Check recent incoming messages. Args: instance_name, hours (lookback), limit. Returns: messages grouped by sender.
This record as markdown: /tools/namastexlabs-automagik-tools/check-new-messages.md
What check_new_messages does on Automagik Tools
AI agents call check_new_messages to retrieve information from Automagik Tools without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why check_new_messages is rated Low
This tool retrieves and queries message data without side effects. It reads recent messages within a specified lookback window and limit, returning them in a structured format. No data is created, modified, or deleted. This is a straightforward Read operation with low blast radius even if an AI agent calls it unexpectedly.
From the tool's definition Tool description states 'Check recent incoming messages' and 'Returns: messages grouped by sender' — pure data retrieval with no modification, creation, or deletion of messages.
Attacks that exploit this kind of access
The rule that runs check_new_messages safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Automagik Tools, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For check_new_messages, this is the rule to start with:
check_new_messages 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 Automagik Tools, apply this rule, and every check_new_messages call is checked against it from then on.
Questions about check_new_messages
Check recent incoming messages. Args: instance_name, hours (lookback), limit. Returns: messages grouped by sender. It is categorised as a Read tool in the Automagik Tools MCP Server, which means it retrieves data without modifying state.
Register the Automagik Tools MCP server in PolicyLayer and add a rule for check_new_messages: 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 Automagik Tools. Nothing to install.
check_new_messages 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 check_new_messages 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 check_new_messages. 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.
check_new_messages is provided by the Automagik Tools MCP server (namastexlabs/automagik-tools). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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