分析文本内容，包括字符统计、词频分析等
AI agents call text_analyzer to retrieve information from MCP Demo Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool reads and analyzes text to provide statistics and frequency data. It retrieves and processes information without creating, modifying, deleting, or executing external operations. This is a classic Read category tool with minimal security risk.
From the tool's definition Tool performs text analysis operations: '分析文本内容，包括字符统计、词频分析等' (analyze text content, including character statistics, word frequency analysis). These are read-only analytical operations with no data modification, deletion, or external execution capabilities.
Attacks that exploit this kind of access
分析文本内容，包括字符统计、词频分析等. It is categorised as a Read tool in the MCP Demo Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Demo Server MCP server in PolicyLayer and add a rule for text_analyzer: 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 MCP Demo Server. Nothing to install.
text_analyzer 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 text_analyzer 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 text_analyzer. 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.
text_analyzer is provided by the MCP Demo Server MCP server (keosu/mcpdemo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →