getLightChart
Access simplified stock chart data using the FMP Basic Stock Chart API. This API provides essential charting information, including date, price, and trading volume, making it ideal for tracking stock performance with minimal data and creating basic price and volume charts.
This record as markdown: /tools/imbenrabi-financial-modeling-prep-mcp-server/getlightchart.md
What getLightChart does on Financial Modeling Prep (FMP) Server
AI agents call getLightChart to retrieve information from Financial Modeling Prep (FMP) Server 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 |
|---|---|---|---|
to | string | — | End date (YYYY-MM-DD) |
from | string | — | Start date (YYYY-MM-DD) |
symbol | string | — | Stock symbol |
Parameters from the server's own tool schema.
Why getLightChart is rated Low
This tool retrieves historical or current stock chart data (date, price, volume) without modifying any data, executing trades, or moving funds. It is purely a data retrieval/query operation with no side effects. The low severity reflects minimal risk even if misused by an AI agent—it can only access publicly available market data.
From the tool's definition Tool provides 'simplified stock chart data' with 'essential charting information, including date, price, and trading volume' for 'tracking stock performance' and 'creating basic price and volume charts.' No write, execute, delete, or financial transaction…
Attacks that exploit this kind of access
The rule that runs getLightChart safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Financial Modeling Prep (FMP) Server , and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For getLightChart, this is the rule to start with:
getLightChart 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 (FMP) Server , apply this rule, and every getLightChart call is checked against it from then on.
Questions about getLightChart
Access simplified stock chart data using the FMP Basic Stock Chart API. This API provides essential charting information, including date, price, and trading volume, making it ideal for tracking stock performance with minimal data and creating basic price and volume charts. It is categorised as a Read tool in the Financial Modeling Prep (FMP) Server MCP Server, which means it retrieves data without modifying state.
getLightChart accepts 3 parameters: to, from, symbol. The full parameter table on this page comes from the server's own tool schema.
Register the Financial Modeling Prep (FMP) Server MCP server in PolicyLayer and add a rule for getLightChart: 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 (FMP) Server . Nothing to install.
getLightChart 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 getLightChart 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 getLightChart. 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.
getLightChart is provided by the Financial Modeling Prep (FMP) Server MCP server (imbenrabi/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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