zernio_list_commented_posts
List posts that have comments across all connected social accounts. Returns posts with comment counts, sorted by most recent or most commented. Use this to see what content is getting engagement.
This record as markdown: /tools/eyalm321-zernio-mcp/zernio-list-commented-posts.md
What zernio_list_commented_posts does on Zernio
AI agents call zernio_list_commented_posts to retrieve information from Zernio without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why zernio_list_commented_posts is rated Low
This tool retrieves and queries existing data (posts and their comment counts) across social accounts without modifying, creating, deleting, or executing any operations. It is purely informational and presents no risk of unintended side effects if called by an AI agent.
From the tool's definition Tool name includes 'list' and description states it 'List posts that have comments' and 'Returns posts with comment counts' — these are retrieval operations with no side effects.
Attacks that exploit this kind of access
The rule that runs zernio_list_commented_posts safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Zernio, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For zernio_list_commented_posts, this is the rule to start with:
zernio_list_commented_posts 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 Zernio, apply this rule, and every zernio_list_commented_posts call is checked against it from then on.
Questions about zernio_list_commented_posts
List posts that have comments across all connected social accounts. Returns posts with comment counts, sorted by most recent or most commented. Use this to see what content is getting engagement. It is categorised as a Read tool in the Zernio MCP Server, which means it retrieves data without modifying state.
Register the Zernio MCP server in PolicyLayer and add a rule for zernio_list_commented_posts: 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 Zernio. Nothing to install.
zernio_list_commented_posts 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 zernio_list_commented_posts 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 zernio_list_commented_posts. 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.
zernio_list_commented_posts is provided by the Zernio MCP server (eyalm321/zernio-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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