Get list of available transmission types for vehicles
AI agents call get_vehicle_transmissions to retrieve information from StockSpark MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves a list of transmission types—a read-only lookup of reference/enumeration data. There are no side effects, no data modifications, no code execution, no deletions, and no financial transactions. It is a simple data retrieval operation with minimal blast radius if misused by an AI agent.
From the tool's definition Tool name 'get_vehicle_transmissions' and description 'Get list of available transmission types for vehicles' indicate a retrieval operation that queries static reference data without modifying state or triggering external operations.
Attacks that exploit this kind of access
Get list of available transmission types for vehicles. It is categorised as a Read tool in the StockSpark MCP Server MCP Server, which means it retrieves data without modifying state.
Register the StockSpark MCP Server MCP server in PolicyLayer and add a rule for get_vehicle_transmissions: 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 StockSpark MCP Server. Nothing to install.
get_vehicle_transmissions 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_vehicle_transmissions 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_vehicle_transmissions. 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_vehicle_transmissions is provided by the StockSpark MCP Server MCP server (loukach/stockspark-mcp-poc). 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.
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