get_adosc · AlphaVantage MCP Server MCP: Risk & Policy

WHAT IT DOES

What get_adosc does on AlphaVantage MCP Server

AI agents call get_adosc to retrieve information from AlphaVantage MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why get_adosc needs a policy

This tool retrieves a technical indicator value from AlphaVantage's API. The 'get_' prefix and sibling tools all perform read-only queries of financial data. No modification, deletion, execution, or financial transaction occurs—it simply returns calculated market data.

From the tool's definition Tool name 'get_adosc' follows the 'get_' prefix pattern consistent with sibling tools (get_ad, get_adx, get_aroon, etc.) which are data retrieval operations. ADOSC is a technical indicator (Accumulation/Distribution Oscillator).

Attacks that exploit this kind of access

Questions about get_adosc

What does the get_adosc tool do? +

get_adosc. It is categorised as a Read tool in the AlphaVantage MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_adosc? +

Register the AlphaVantage MCP Server MCP server in PolicyLayer and add a rule for get_adosc: 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 AlphaVantage MCP Server. Nothing to install.

What risk level is get_adosc? +

get_adosc is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_adosc? +

Yes. Add a rate_limit block to the get_adosc 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.

How do I block get_adosc completely? +

Set action: deny in the PolicyLayer policy for get_adosc. 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.

What MCP server provides get_adosc? +

get_adosc is provided by the AlphaVantage MCP Server MCP server (lifejwang11/alphavantage-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.