This record as markdown: /tools/andyleimc-source-tencent-ad-mcp/adcreative-previews-add.md
What adcreative_previews_add does on Tencent Ad MCP Server
AI agents use adcreative_previews_add 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 adcreative_previews_add is rated Medium
This tool creates or binds new preview audience data to ad creatives, which is a reversible data creation operation (Write category). Severity is medium because misuse could spam preview audiences or associate ads with unintended audiences, but changes are typically reversible.
From the tool's definition Tool name 'adcreative_previews_add' and description '绑定广告预览受众' (bind ad preview audience) indicate creation/binding of preview audience associations with ad creatives. The 'add' action creates new associations that can be modified later.
Attacks that exploit this kind of access
The rule that runs adcreative_previews_add 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 adcreative_previews_add, this is the rule to start with:
adcreative_previews_add 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 adcreative_previews_add call is checked against it from then on.
Questions about adcreative_previews_add
绑定广告预览受众. 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 adcreative_previews_add: 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.
adcreative_previews_add 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 adcreative_previews_add 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 adcreative_previews_add. 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.
adcreative_previews_add 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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