get_energy_rental_rate
Get the current energy rental rate for a given TRX amount.
This record as markdown: /tools/justlend-mcp-server-justlend/get-energy-rental-rate.md
What get_energy_rental_rate does on Justlend
AI agents call get_energy_rental_rate to retrieve information from Justlend without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_energy_rental_rate is rated Low
This tool fetches real-time pricing information from the TRON chain for energy rental rates. It performs a read-only query with no side effects, no code execution beyond data retrieval, and no financial transactions. The worst case misuse is providing an AI agent with stale or irrelevant rate information for decision-making, but the tool itself cannot authorize payments, modify contracts, or lock funds.
From the tool's definition Tool name 'get_energy_rental_rate' and description 'Get the current energy rental rate' indicate a query operation that retrieves data about pricing without modifying state or triggering transactions.
Attacks that exploit this kind of access
The rule that runs get_energy_rental_rate safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Justlend, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_energy_rental_rate, this is the rule to start with:
get_energy_rental_rate 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 Justlend, apply this rule, and every get_energy_rental_rate call is checked against it from then on.
Questions about get_energy_rental_rate
Get the current energy rental rate for a given TRX amount. 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_rental_rate: 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_rental_rate 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_rental_rate 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_rental_rate. 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_rental_rate 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.
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