Get detailed information about a specific MCP server from the PulseMCP Sub-Registry. Returns the server\
AI agents call get_server to retrieve information from Langfuse Observability without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves information about MCP servers from a registry. It performs a query/fetch operation that returns data without modifying, deleting, or executing any operations. The incomplete description ('Returns the server\') still clearly indicates a read-only information retrieval function, making it a Read category tool with low severity.
From the tool's definition Tool name 'get_server' and description 'Get detailed information about a specific MCP server' indicates a retrieval operation with no side effects.
Attacks that exploit this kind of access
Get detailed information about a specific MCP server from the PulseMCP Sub-Registry. Returns the server\. It is categorised as a Read tool in the Langfuse Observability MCP Server, which means it retrieves data without modifying state.
Register the Langfuse Observability MCP server in PolicyLayer and add a rule for get_server: 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 Langfuse Observability. Nothing to install.
get_server 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_server 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_server. 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_server is provided by the Langfuse Observability MCP server (langfuse-observability-mcp-server). 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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