get_historical_stock_prices
A read tool on the Cowork Bench MCP server.
This record as markdown: /tools/cowork-bench/get-historical-stock-prices.md
What get_historical_stock_prices does on Cowork Bench
AI agents call get_historical_stock_prices to retrieve information from Cowork Bench without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_historical_stock_prices is rated Low
The 'get_' prefix strongly indicates a read operation that retrieves historical data without modification. While the data is financial in nature, the tool itself does not move money, execute trades, or commit financial obligations—it only fetches information. This is classified as Read rather than Financial. The empty description reduces confidence slightly, but the naming convention is sufficiently clear.
From the tool's definition Tool name 'get_historical_stock_prices' indicates retrieval of financial data. The description is empty, limiting direct evidence, but the naming pattern ('get_*') and position among document-editing sibling tools suggest a data query operation.
Attacks that exploit this kind of access
The rule that runs get_historical_stock_prices safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Cowork Bench, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_historical_stock_prices, this is the rule to start with:
get_historical_stock_prices is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Cowork Bench, apply this rule, and every get_historical_stock_prices call is checked against it from then on.
Questions about get_historical_stock_prices
get_historical_stock_prices is a read tool on the Cowork Bench MCP server. It is categorised as a Read tool in the Cowork Bench MCP Server, which means it retrieves data without modifying state.
Register the Cowork Bench MCP server in PolicyLayer and add a rule for get_historical_stock_prices: 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 Cowork Bench. Nothing to install.
get_historical_stock_prices 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_historical_stock_prices 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_historical_stock_prices. 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_historical_stock_prices is provided by the Cowork Bench MCP server (0717376/cowork_bench). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Cowork Bench, and thousands of servers like it.
This server
Across the catalogue