getIndex1HourData
Access 1-hour interval intraday data for stock indexes using the Intraday 1-Hour Price Data API. This API provides detailed price movements and volume within hourly intervals, making it ideal for tracking medium-term market trends during the trading day.
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What getIndex1HourData does on Financial Modeling Prep
AI agents call getIndex1HourData 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 |
|---|---|---|---|
to | string | — | End date (YYYY-MM-DD) |
from | string | — | Start date (YYYY-MM-DD) |
symbol | string | — | Index symbol (e.g., ^GSPC for S&P 500) |
Parameters from the server's own tool schema.
Why getIndex1HourData is rated Low
This tool retrieves historical or real-time intraday price data for indexes. It is a passive read operation that queries financial data without modifying any state, executing commands, or initiating transactions. The low severity reflects minimal risk even if an AI agent misuses it—the worst outcome is using stale or incorrect market data for analysis, not causing irreversible harm or financial loss.
From the tool's definition Tool name 'getIndex1HourData' and description state it 'Access[es]' and 'provides' price and volume data in hourly intervals. The verb 'Access' and 'provides' indicate data retrieval with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs getIndex1HourData 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 getIndex1HourData, this is the rule to start with:
getIndex1HourData 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 getIndex1HourData call is checked against it from then on.
Questions about getIndex1HourData
Access 1-hour interval intraday data for stock indexes using the Intraday 1-Hour Price Data API. This API provides detailed price movements and volume within hourly intervals, making it ideal for tracking medium-term market trends during the trading day. It is categorised as a Read tool in the Financial Modeling Prep MCP Server, which means it retrieves data without modifying state.
getIndex1HourData 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 MCP server in PolicyLayer and add a rule for getIndex1HourData: 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.
getIndex1HourData 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 getIndex1HourData 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 getIndex1HourData. 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.
getIndex1HourData 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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