search_tools
Search available MCP tools by keyword. Returns matching tool names and descriptions.
This record as markdown: /tools/todos/search-tools.md
What search_tools does on Todos
AI agents call search_tools to retrieve information from Todos without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why search_tools is rated Low
This tool searches and returns information about available MCP tools without modifying, executing, or deleting any data. It is a pure read operation that retrieves and displays tool metadata, fitting the Read category definition of 'retrieves or queries data; no side effects'.
From the tool's definition Tool name 'search_tools' and description 'Search available MCP tools by keyword. Returns matching tool names and descriptions.' indicate a query/retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs search_tools safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Todos, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For search_tools, this is the rule to start with:
search_tools is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Todos, apply this rule, and every search_tools call is checked against it from then on.
Questions about search_tools
Search available MCP tools by keyword. Returns matching tool names and descriptions. It is categorised as a Read tool in the Todos MCP Server, which means it retrieves data without modifying state.
Register the Todos MCP server in PolicyLayer and add a rule for search_tools: 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 Todos. Nothing to install.
search_tools 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 search_tools 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 search_tools. 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.
search_tools is provided by the Todos MCP server (@hasna/todos). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Todos, and thousands of servers like it.
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