Screen for bearish/short setup candidates from S&P 500. EDUCATIONAL USE ONLY - not investment advice. Args: limit: Maximum number of stocks to return (default 20)
AI agents call get_maverick_bear_stocks to retrieve information from MaverickMCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a data analysis and screening tool that retrieves and filters existing stock data to identify bearish candidates. It produces informational output for educational analysis only. While the server provides financial analysis tools, this specific tool does not execute trades, move money, modify data, or trigger external financial operations—it simply queries and presents information.
From the tool's definition Tool screens/filters S&P 500 stocks for bearish setups. The description uses verb "Screen for" which indicates data retrieval and filtering. No write, execution, deletion, or financial transaction occurs.
Documented attack patterns abuse exactly the kind of access get_maverick_bear_stocks gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and MaverickMCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_maverick_bear_stocks:
{
"version": "1",
"default": "deny",
"tools": {
"get_maverick_bear_stocks": {}
}
}get_maverick_bear_stocks is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Screen for bearish/short setup candidates from S&P 500. EDUCATIONAL USE ONLY - not investment advice. Args: limit: Maximum number of stocks to return (default 20). It is categorised as a Read tool in the MaverickMCP MCP Server, which means it retrieves data without modifying state.
Register the Maverick MCP server in PolicyLayer and add a rule for get_maverick_bear_stocks: 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 MaverickMCP. Nothing to install.
get_maverick_bear_stocks 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_maverick_bear_stocks 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_maverick_bear_stocks. 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_maverick_bear_stocks is provided by the Maverick MCP server (wshobson/maverick-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 54 MaverickMCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
54 MaverickMCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.