# searchISIN

Easily search and retrieve the International Securities Identification Number (ISIN) for financial securities using the FMP ISIN API. Find key details such as company name, stock symbol, and market capitalization associated with the ISIN.

Agent View of the PolicyLayer registry record for `searchISIN`. HTML page: https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/searchisin

## Facts

- Tool: `searchISIN`
- Server: Financial Modeling Prep MCP Server (`financial-modeling-prep-mcp-server`) — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server.md
- Install: `npx -y financial-modeling-prep-mcp-server`
- Homepage: https://github.com/imbenrabi/Financial-Modeling-Prep-MCP-Server
- Risk category: Read (Low risk)
- Registry record: grade D, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "searchISIN",
    "arguments": {}
  }
}
```

## Why searchISIN is rated Low

searchISIN performs a lookup operation that queries financial data (ISIN details, company name, ticker symbol, market cap) without modifying, deleting, or executing any operations. This is a straightforward read-only information retrieval tool. No financial transactions, code execution, or data modification occurs.

From the tool's own definition: "The tool description explicitly states it 'search[es] and retrieve[s]' data and 'Find[s] key details such as company name, stock symbol, and market capitalization.' The verb 'retrieve' and the focus on querying/finding information are characteristic of a data…"

## Use case

AI agents call searchISIN to retrieve information from Financial Modeling Prep MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Financial Modeling Prep MCP Server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "searchISIN": {}
  }
}
```

## Other tools on Financial Modeling Prep MCP Server (258)

- `calculateCustomDCF` — Execute — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/calculatecustomdcf.md
- `calculateCustomLeveredDCF` — Execute — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/calculatecustomlevereddcf.md
- `myTool` — Other — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/mytool.md
- `describe_toolset` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/describe-toolset.md
- `getAcquisitionOwnership` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getacquisitionownership.md
- `getActivelyTradingList` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getactivelytradinglist.md
- `getADX` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getadx.md
- `getAftermarketQuote` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getaftermarketquote.md
- `getAftermarketTrade` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getaftermarkettrade.md
- `getAllExchangeMarketHours` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getallexchangemarkethours.md
- `getAllIndexQuotes` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getallindexquotes.md
- `getAllIndustryClassification` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getallindustryclassification.md
- `getAllShareFloat` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getallsharefloat.md
- `getAnalystEstimates` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getanalystestimates.md
- `getAvailableCountries` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getavailablecountries.md
- `getAvailableExchanges` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getavailableexchanges.md
- `getAvailableIndustries` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getavailableindustries.md
- `getAvailableSectors` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getavailablesectors.md
- `getAvailableTranscriptSymbols` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getavailabletranscriptsymbols.md
- `getBalanceSheetGrowthBulk` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetgrowthbulk.md
- `getBalanceSheetStatement` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetstatement.md
- `getBalanceSheetStatementAsReported` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetstatementasreported.md
- `getBalanceSheetStatementGrowth` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetstatementgrowth.md
- `getBalanceSheetStatementsBulk` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetstatementsbulk.md
- `getBalanceSheetStatementTTM` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbalancesheetstatementttm.md
- `getBatchAftermarketQuote` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbatchaftermarketquote.md
- `getBatchAftermarketTrade` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbatchaftermarkettrade.md
- `getBatchMarketCap` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbatchmarketcap.md
- `getBatchQuotes` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbatchquotes.md
- `getBatchQuotesShort` — Read — https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server/getbatchquotesshort.md
- …and 228 more: https://policylayer.com/tools/io-github-imbenrabi-financial-modeling-prep-mcp-server.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-imbenrabi-financial-modeling-prep-mcp-server · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-imbenrabi-financial-modeling-prep-mcp-server