Return gateway exposure mode and lightweight tool registration summary.
AI agents call gateway_info to retrieve information from Slack Max API MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves system information about the gateway's configuration and available tools. It queries and returns metadata without modifying, deleting, executing external operations, or creating obligations.
From the tool's definition The tool name 'gateway_info' and description 'Return gateway exposure mode and lightweight tool registration summary' indicate a query/retrieval operation.
Attacks that exploit this kind of access
Return gateway exposure mode and lightweight tool registration summary. It is categorised as a Read tool in the Slack Max API MCP MCP Server, which means it retrieves data without modifying state.
Register the Slack Max API MCP server in PolicyLayer and add a rule for gateway_info: 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 Slack Max API MCP. Nothing to install.
gateway_info 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 gateway_info 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 gateway_info. 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.
gateway_info is provided by the Slack Max API MCP server (jeongwoobin335/slack-mcp). 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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