Fetches realtime options chain data. Premium endpoint.
AI agents call optionsData_realtimeOptions to retrieve information from MCP Avantage without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The primary function is data retrieval ('Fetches realtime options chain data'), which is a Read operation. However, the severity is elevated to 'high' because: (1) options data is directly actionable for financial trading decisions, (2) realtime pricing information has immediate financial implications, (3) the 'Premium' designation suggests restricted/valuable data access, and (4) misuse could enable unauthorized…
From the tool's definition Tool fetches realtime options chain data. This is a 'Fetch' operation (Read category) per the rules. However, options data provides real-time market information that could be used to inform high-stakes financial decisions, trading strategies, or derivatives…
Attacks that exploit this kind of access
Fetches realtime options chain data. Premium endpoint. It is categorised as a Read tool in the MCP Avantage MCP Server, which means it retrieves data without modifying state.
Register the MCP Avantage MCP server in PolicyLayer and add a rule for optionsData_realtimeOptions: 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 MCP Avantage. Nothing to install.
optionsData_realtimeOptions 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 optionsData_realtimeOptions 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 optionsData_realtimeOptions. 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.
optionsData_realtimeOptions is provided by the MCP Avantage MCP server (missionsquad/mcp-avantage). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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