Get key support and resistance price levels. Args: ticker: Stock ticker symbol days: Number of days of historical data to analyze (default 365)
AI agents call get_support_resistance 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 tool retrieves and analyzes historical price data to compute technical analysis metrics (support/resistance levels). It is purely informational—it reads market data and returns analytical results without modifying anything or committing financial actions. The blast radius of misuse is minimal; an agent cannot cause harm by requesting support/resistance analysis for various stocks.
From the tool's definition Tool name 'get_support_resistance' and description 'Get key support and resistance price levels' indicate data retrieval with no side effects.
Documented attack patterns abuse exactly the kind of access get_support_resistance 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_support_resistance:
{
"version": "1",
"default": "deny",
"tools": {
"get_support_resistance": {}
}
}get_support_resistance is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get key support and resistance price levels. Args: ticker: Stock ticker symbol days: Number of days of historical data to analyze (default 365). 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_support_resistance: 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_support_resistance 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_support_resistance 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_support_resistance. 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_support_resistance 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.