Analyze long straddle (buy call + put at same strike). Args: symbol: Ticker symbol expiry: Expiration date (YYYY-MM-DD) strike: Strike price for both legs
AI agents call spread_straddle to retrieve information from Trading Skills without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or calculates theoretical options strategy metrics (Greeks, breakevens, risk/reward) based on market data and inputs. It does not execute trades, commit financial obligations, modify positions, or delete data. Even though it relates to financial instruments, the tool itself only reads and analyzes—it does not move money or create actual positions.
From the tool's definition Tool name 'spread_straddle' and description 'Analyze long straddle (buy call + put at same strike)' indicates this performs analysis and calculation of options pricing strategy parameters.
Documented attack patterns abuse exactly the kind of access spread_straddle gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Trading Skills, and nothing reaches the server without passing your rules. This is the rule we recommend for spread_straddle:
{
"version": "1",
"default": "deny",
"tools": {
"spread_straddle": {}
}
}spread_straddle is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Analyze long straddle (buy call + put at same strike). Args: symbol: Ticker symbol expiry: Expiration date (YYYY-MM-DD) strike: Strike price for both legs. It is categorised as a Read tool in the Trading Skills MCP Server, which means it retrieves data without modifying state.
Register the Trading Skills MCP server in PolicyLayer and add a rule for spread_straddle: 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 Trading Skills. Nothing to install.
spread_straddle 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 spread_straddle 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 spread_straddle. 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.
spread_straddle is provided by the Trading Skills MCP server (staskh/trading_skills). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 35 Trading Skills tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
35 Trading Skills tools catalogued and risk-classified — across an index of 42,500+ MCP servers.