Get flow alerts for a ticker
AI agents call get_stock_flow_alerts to retrieve information from Unusual Whales MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves existing flow alert data for a specified ticker symbol. It performs no modifications, deletions, or external operations—it simply fetches information from the Unusual Whales API. While the data retrieved (financial market intelligence) is sensitive, the tool itself has no destructive or state-changing capabilities, placing it squarely in the Read category with low severity.
From the tool's definition Tool name 'get_stock_flow_alerts' and description 'Get flow alerts for a ticker' indicate data retrieval with no side effects. The verb 'Get' and the readonly nature of querying alerts confirms this is a Read operation.
Attacks that exploit this kind of access
Get flow alerts for a ticker. It is categorised as a Read tool in the Unusual Whales MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Unusual Whales MCP Server MCP server in PolicyLayer and add a rule for get_stock_flow_alerts: 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 Unusual Whales MCP Server. Nothing to install.
get_stock_flow_alerts 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_stock_flow_alerts 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_stock_flow_alerts. 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_stock_flow_alerts is provided by the Unusual Whales MCP Server MCP server (phields/unusualwhales-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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