AI agents call get_writing_stats to retrieve information from Claude Writer's Aid MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and reports on existing project data without creating, modifying, deleting, or executing external operations. It has no side effects on the manuscript or system state. The blast radius of misuse is minimal—an AI could only extract statistical information about the writing project.
From the tool's definition Tool name 'get_writing_stats' and description 'Overall project statistics' indicate retrieval of aggregate metrics about a manuscript project. The verb 'get' and the nature of statistics (non-modifying data aggregation) align with read-only operations.
Documented attack patterns abuse exactly the kind of access get_writing_stats gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Claude Writer's Aid MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_writing_stats:
{
"version": "1",
"default": "deny",
"tools": {
"get_writing_stats": {}
}
} get_writing_stats is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Overall project statistics. It is categorised as a Read tool in the Claude Writer's Aid MCP MCP Server, which means it retrieves data without modifying state.
Register the Claude Writer's Aid MCP server in PolicyLayer and add a rule for get_writing_stats: 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 Claude Writer's Aid MCP. Nothing to install.
get_writing_stats is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_writing_stats 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 get_writing_stats. 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.
get_writing_stats is provided by the Claude Writer's Aid MCP server (xiaolai/claude-writers-aid-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Claude Writer's Aid MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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34 Claude Writer's Aid MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.