apply_paragraph_style
Apply a named paragraph style to a paragraph.
This record as markdown: /tools/andrew82106-llm-docx-agent-mcp/apply-paragraph-style.md
What apply_paragraph_style does on Docx
AI agents use apply_paragraph_style to create or update resources in Docx, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Docx environment.
Why apply_paragraph_style is rated Medium
Applying a paragraph style changes document formatting and structure but does not create, delete, or irreversibly destroy content. The operation is reversible (styles can be changed again or reset), making it a Write rather than Destructive action.
From the tool's definition The tool description states it 'Apply[s] a named paragraph style to a paragraph,' which modifies document formatting/structure. This is a reversible modification operation on an existing document, characteristic of Write operations.
Attacks that exploit this kind of access
The rule that runs apply_paragraph_style safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Docx, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For apply_paragraph_style, this is the rule to start with:
apply_paragraph_style 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 Docx, apply this rule, and every apply_paragraph_style call is checked against it from then on.
Questions about apply_paragraph_style
Apply a named paragraph style to a paragraph. It is categorised as a Write tool in the Docx MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Docx MCP server in PolicyLayer and add a rule for apply_paragraph_style: 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 Docx. Nothing to install.
apply_paragraph_style 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 apply_paragraph_style 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 apply_paragraph_style. 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.
apply_paragraph_style is provided by the Docx MCP server (andrew82106/llm_docx_agent_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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