Get a 3-sentence description of what a file does, its role in the project, and its key dependencies and dependents.
AI agents call get_file_summary to retrieve information from Carto MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a read-only query operation against the codebase to fetch static analysis results. It has no side effects—it neither creates, modifies, deletes, nor executes code. The operation is informational only, supporting code understanding without risk of unintended modifications or destructive actions.
From the tool's definition Tool retrieves a summary description of file purposes, roles, and dependencies without modifying, deleting, or executing code. Description explicitly states it 'Get[s]' information and returns passive metadata ('what a file does', 'its role', 'dependencies').
Documented attack patterns abuse exactly the kind of access get_file_summary gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Carto MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_file_summary:
{
"version": "1",
"default": "deny",
"tools": {
"get_file_summary": {}
}
}get_file_summary is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get a 3-sentence description of what a file does, its role in the project, and its key dependencies and dependents. It is categorised as a Read tool in the Carto MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Carto MCP Server MCP server in PolicyLayer and add a rule for get_file_summary: 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 Carto MCP Server. Nothing to install.
get_file_summary 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_file_summary 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_file_summary. 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_file_summary is provided by the Carto MCP Server MCP server (theanshsonkar/carto). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 22 Carto MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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22 Carto MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.