This record as markdown: /tools/io-github-bitsandtea-postking-mcp/pick-post-visual.md
What pick_post_visual does on Postking Mcp
AI agents use pick_post_visual to create or update resources in Postking Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Postking Mcp environment.
Why pick_post_visual is rated Medium
The tool appears to modify post data by selecting/assigning a visual asset, making it a Write operation. Severity is medium because misuse could result in incorrect visual associations or published content with wrong imagery, but effects are reversible (the visual can be changed).
From the tool's definition Tool named 'pick_post_visual' on a content management server (PostKing MCP) for 'managing brands, generating posts, scheduling content, and publishing blogs.' The name suggests selecting or assigning a visual element to a post, which modifies post content.
Attacks that exploit this kind of access
The rule that runs pick_post_visual safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Postking Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For pick_post_visual, this is the rule to start with:
pick_post_visual 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 Postking Mcp, apply this rule, and every pick_post_visual call is checked against it from then on.
Questions about pick_post_visual
pick_post_visual is a write tool on the Postking MCP server. It is categorised as a Write tool in the Postking Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Postking MCP server in PolicyLayer and add a rule for pick_post_visual: 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 Postking Mcp. Nothing to install.
pick_post_visual 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 pick_post_visual 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 pick_post_visual. 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.
pick_post_visual is provided by the Postking MCP server (postking-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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