Retrieves a list of common followers (simulated)
AI agents call get_user_followers_you_know to retrieve information from X (Twitter) 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 and returns information about common followers—a data query operation with no side effects, creation, modification, deletion, code execution, or financial impact. It fits the 'Read' category definition: retrieves or queries data with no side effects.
From the tool's definition Tool name 'get_user_followers_you_know' and description 'Retrieves a list of common followers (simulated)' indicate a read operation that queries and returns data without modification.
Documented attack patterns abuse exactly the kind of access get_user_followers_you_know gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and X (Twitter) MCP server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_user_followers_you_know:
{
"version": "1",
"default": "deny",
"tools": {
"get_user_followers_you_know": {}
}
}get_user_followers_you_know is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Retrieves a list of common followers (simulated). It is categorised as a Read tool in the X (Twitter) MCP server MCP Server, which means it retrieves data without modifying state.
Register the X (Twitter) MCP server MCP server in PolicyLayer and add a rule for get_user_followers_you_know: 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 X (Twitter) MCP server. Nothing to install.
get_user_followers_you_know 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_user_followers_you_know 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_user_followers_you_know. 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_user_followers_you_know is provided by the X (Twitter) MCP server MCP server (rafaljanicki/x-twitter-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 24 X (Twitter) MCP server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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24 X (Twitter) MCP server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.