getBatchMarketCap
Retrieve market capitalization data for multiple companies in a single request with the FMP Batch Market Capitalization API. This API allows users to compare the market size of various companies simultaneously, streamlining the analysis of company valuations.
This record as markdown: /tools/cfocoder-financial-modeling-prep-mcp-server/getbatchmarketcap.md
What getBatchMarketCap does on Financial Modeling Prep
AI agents call getBatchMarketCap to retrieve information from Financial Modeling Prep without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
symbols | string | — | Comma-separated list of stock symbols |
Parameters from the server's own tool schema.
Why getBatchMarketCap is rated Low
This tool retrieves and queries financial data (market cap) without creating, modifying, deleting, or executing any operations. It has no side effects and poses minimal risk if misused by an AI agent, as the worst outcome would be gathering public market data for analysis. This is a classic Read operation.
From the tool's definition Tool description states 'Retrieve market capitalization data' and 'compare the market size of various companies' — purely retrieval operations with no modification, deletion, or execution of external commands.
Attacks that exploit this kind of access
The rule that runs getBatchMarketCap safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Financial Modeling Prep, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For getBatchMarketCap, this is the rule to start with:
getBatchMarketCap 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 Financial Modeling Prep, apply this rule, and every getBatchMarketCap call is checked against it from then on.
Questions about getBatchMarketCap
Retrieve market capitalization data for multiple companies in a single request with the FMP Batch Market Capitalization API. This API allows users to compare the market size of various companies simultaneously, streamlining the analysis of company valuations. It is categorised as a Read tool in the Financial Modeling Prep MCP Server, which means it retrieves data without modifying state.
getBatchMarketCap accepts 1 parameter: symbols. The full parameter table on this page comes from the server's own tool schema.
Register the Financial Modeling Prep MCP server in PolicyLayer and add a rule for getBatchMarketCap: 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 Financial Modeling Prep. Nothing to install.
getBatchMarketCap 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 getBatchMarketCap 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 getBatchMarketCap. 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.
getBatchMarketCap is provided by the Financial Modeling Prep MCP server (cfocoder/financial-modeling-prep-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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