list_driver_tools
List all tools available from connected MCP drivers. Shows tool names, descriptions, and input schemas. Use this to discover what a connected driver can do before calling its tools.
This record as markdown: /tools/io-github-homenshum-nodebench/list-driver-tools.md
What list_driver_tools does on Nodebench
AI agents call list_driver_tools to retrieve information from Nodebench without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_driver_tools is rated Low
This is a discovery/introspection tool that queries and returns metadata about available tools. It performs a read-only operation to help users understand capabilities without performing any actions, modifying data, or triggering external operations. The verb 'List' and the passive nature of 'Shows' confirm it is a Read category tool with minimal blast radius.
From the tool's definition Tool description states 'List all tools available' and 'Shows tool names, descriptions, and input schemas' — purely informational retrieval with no modification, execution, or side effects.
Attacks that exploit this kind of access
The rule that runs list_driver_tools safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Nodebench, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_driver_tools, this is the rule to start with:
list_driver_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 Nodebench, apply this rule, and every list_driver_tools call is checked against it from then on.
Questions about list_driver_tools
List all tools available from connected MCP drivers. Shows tool names, descriptions, and input schemas. Use this to discover what a connected driver can do before calling its tools. It is categorised as a Read tool in the Nodebench MCP Server, which means it retrieves data without modifying state.
Register the Nodebench MCP server in PolicyLayer and add a rule for list_driver_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 Nodebench. Nothing to install.
list_driver_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 list_driver_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 list_driver_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.
list_driver_tools is provided by the Nodebench MCP server (nodebench-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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