submit_link_post
A write tool on the Reddit Skills MCP server.
This record as markdown: /tools/1146345502-reddit-skills/submit-link-post.md
What submit_link_post does on Reddit Skills
AI agents use submit_link_post to create or update resources in Reddit Skills, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Reddit Skills environment.
Why submit_link_post is rated Medium
This tool creates new content (posts) on Reddit, which is reversible but causes side effects: posts can be viewed, voted on, and engaged with by others before deletion. Classified as Write rather than Execute because the action is straightforward content creation, not arbitrary command execution.
From the tool's definition Tool name 'submit_link_post' indicates creation of new Reddit posts. Sibling tools include 'submit_image_post', 'post_comment', and 'reply_comment', all write operations. The server description confirms it enables 'publish' actions.
Attacks that exploit this kind of access
The rule that runs submit_link_post safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Reddit Skills, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For submit_link_post, this is the rule to start with:
submit_link_post 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 Reddit Skills, apply this rule, and every submit_link_post call is checked against it from then on.
Questions about submit_link_post
submit_link_post is a write tool on the Reddit Skills MCP server. It is categorised as a Write tool in the Reddit Skills MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Reddit Skills MCP server in PolicyLayer and add a rule for submit_link_post: 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 Reddit Skills. Nothing to install.
submit_link_post 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 submit_link_post 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 submit_link_post. 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.
submit_link_post is provided by the Reddit Skills MCP server (1146345502/reddit-skills). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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