reply_to_meta_comment
Post a public reply to a comment on the brand’s Facebook or Instagram post. This is PUBLIC and posted as the brand — show the user the exact wording and get their go-ahead first.
This record as markdown: /tools/hermoso/reply-to-meta-comment.md
What reply_to_meta_comment does on Hermoso
AI agents use reply_to_meta_comment to create or update resources in Hermoso, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Hermoso environment.
Why reply_to_meta_comment is rated Medium
This tool creates and publishes new content (a comment reply) on social media platforms under the brand's account. It modifies the brand's social media presence by adding new publicly-visible content. While reversible (comments can be deleted), it represents a Write operation that creates data and has public-facing consequences.
From the tool's definition Post a public reply to a comment on the brand's Facebook or Instagram post. This is PUBLIC and posted as the brand
Attacks that exploit this kind of access
The rule that runs reply_to_meta_comment safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hermoso, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For reply_to_meta_comment, this is the rule to start with:
reply_to_meta_comment stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Hermoso, apply this rule, and every reply_to_meta_comment call is checked against it from then on.
Questions about reply_to_meta_comment
Post a public reply to a comment on the brand’s Facebook or Instagram post. This is PUBLIC and posted as the brand — show the user the exact wording and get their go-ahead first. It is categorised as a Write tool in the Hermoso MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Hermoso MCP server in PolicyLayer and add a rule for reply_to_meta_comment: 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 Hermoso. Nothing to install.
reply_to_meta_comment is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the reply_to_meta_comment 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 reply_to_meta_comment. 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.
reply_to_meta_comment is provided by the Hermoso MCP server (https://app.hermoso.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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