Look up information about the stock dividend for different symbols.
AI agents call get_dividends_data to retrieve information from Marketstack 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 historical dividend data for financial instruments. It retrieves information without creating, modifying, deleting, or executing any operations. The 'get' prefix and 'look up' language confirm read-only behavior. While dividend data is financial information, the tool itself does not move money, make trades, or commit financial obligations—it only reads/retrieves existing market data.
From the tool's definition Tool name 'get_dividends_data' and description 'Look up information about the stock dividend for different symbols' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Look up information about the stock dividend for different symbols. It is categorised as a Read tool in the Marketstack MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Marketstack MCP Server MCP server in PolicyLayer and add a rule for get_dividends_data: 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 Marketstack MCP Server. Nothing to install.
get_dividends_data 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_dividends_data 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_dividends_data. 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_dividends_data is provided by the Marketstack MCP Server MCP server (matteoantoci/mcp-marketstack). 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.
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