AI agents call twitter_my_replies to retrieve information from Twitter Bridge MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries the user's own reply history from Twitter/X. It performs a read-only operation that retrieves data without creating, modifying, deleting, or executing any actions. The low severity reflects minimal blast radius—an AI agent misusing this tool would only access the user's own reply history, which is already visible to the authenticated user.
From the tool's definition Tool name 'twitter_my_replies' and description 'Get your own replies to other tweets' indicate retrieval of existing data without modification or side effects.
Documented attack patterns abuse exactly the kind of access twitter_my_replies gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Twitter Bridge MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for twitter_my_replies:
{
"version": "1",
"default": "deny",
"tools": {
"twitter_my_replies": {}
}
}twitter_my_replies is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get your own replies to other tweets. It is categorised as a Read tool in the Twitter Bridge MCP MCP Server, which means it retrieves data without modifying state.
Register the Twitter Bridge MCP server in PolicyLayer and add a rule for twitter_my_replies: 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 Twitter Bridge MCP. Nothing to install.
twitter_my_replies 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 twitter_my_replies 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 twitter_my_replies. 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.
twitter_my_replies is provided by the Twitter Bridge MCP server (replica882/twitter-bridge-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 21 Twitter Bridge MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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21 Twitter Bridge MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.