AI agents call get_energy_rent_info to retrieve information from Justlend without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries on-chain data about energy rental information. The verb 'Get' and the context of 'info' retrieval confirm this is a read-only operation that retrieves existing data without side effects, modifications, or financial transactions. No data is created, modified, deleted, or financial operations are performed.
From the tool's definition Tool name 'get_energy_rent_info' and description 'Get on-chain energy rental info' indicate a retrieval operation with no modification or execution of transactions.
Attacks that exploit this kind of access
Get on-chain energy rental info for a specific renter-receiver pair. It is categorised as a Read tool in the Justlend MCP Server, which means it retrieves data without modifying state.
Register the Justlend MCP server in PolicyLayer and add a rule for get_energy_rent_info: 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 Justlend. Nothing to install.
get_energy_rent_info 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_energy_rent_info 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_energy_rent_info. 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_energy_rent_info is provided by the Justlend MCP server (justlend/mcp-server-justlend). 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 →