This record as markdown: /tools/andyleimc-source-tencent-ad-mcp/material-labels-update.md
What material_labels_update does on Tencent Ad MCP Server
AI agents use material_labels_update to create or update resources in Tencent Ad MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Tencent Ad MCP Server environment.
Why material_labels_update is rated Medium
This tool modifies existing label data (reversible change) rather than deleting it or executing arbitrary operations. In the context of ad management systems, updating material labels affects organizational metadata and potentially targeting/categorization of ad creatives.
From the tool's definition Tool name 'material_labels_update' and description '更新素材标签' (update material labels) indicate modification of existing data. The verb 'update' confirms write operation on label metadata associated with ad materials/creatives.
Attacks that exploit this kind of access
The rule that runs material_labels_update safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Tencent Ad MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For material_labels_update, this is the rule to start with:
material_labels_update 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 Tencent Ad MCP Server, apply this rule, and every material_labels_update call is checked against it from then on.
Questions about material_labels_update
更新素材标签. It is categorised as a Write tool in the Tencent Ad MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Tencent Ad MCP Server MCP server in PolicyLayer and add a rule for material_labels_update: 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 Tencent Ad MCP Server. Nothing to install.
material_labels_update 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 material_labels_update 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 material_labels_update. 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.
material_labels_update is provided by the Tencent Ad MCP Server MCP server (andyleimc-source/tencent-ad-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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