# getStockExchangeHolidays

Returns holiday calendars for stock exchanges, including full closures and early close days. If no parameters are specified, returns holidays for all exchanges.

Agent View of the PolicyLayer registry record for `getStockExchangeHolidays`. HTML page: https://policylayer.com/tools/com-api-ninjas-mcp/getstockexchangeholidays

## Facts

- Tool: `getStockExchangeHolidays`
- Server: API Ninjas (`https://mcp.api-ninjas.com/mcp`) — https://policylayer.com/tools/com-api-ninjas-mcp.md
- Homepage: https://github.com/https://mcp.api-ninjas.com/mcp
- Risk category: Read (Low risk)
- Registry record: grade D, identity unverified
- Server auth posture: open
- Server rate-limited: no
- Parameters: 2
- Recommended policy verdict: Allowed

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `mic` | string | no | Market Identifier Code (e.g., XNYS). Filters results to a specific exchange. |
| `name` | string | no | Stock exchange name (supports partial matching). |

Parameters from the server's own tool schema.

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

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

## Why getStockExchangeHolidays is rated Low

Even though getStockExchangeHolidays only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.

## Use case

AI agents call getStockExchangeHolidays to retrieve information from API Ninjas 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 API Ninjas:

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

## Other tools on API Ninjas (243)

- `parseUserAgent` — Execute — https://policylayer.com/tools/com-api-ninjas-mcp/parseuseragent.md
- `airportDistance` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/airportdistance.md
- `airportSuggest` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/airportsuggest.md
- `analyzeSentiment` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/analyzesentiment.md
- `binLookup` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/binlookup.md
- `calculateCaloriesBurned` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/calculatecaloriesburned.md
- `calculateIncomeTax` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/calculateincometax.md
- `calculateMortgage` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/calculatemortgage.md
- `calculateSalesTax` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/calculatesalestax.md
- `checkDisposableEmail` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/checkdisposableemail.md
- `classifyNaics` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/classifynaics.md
- `closestAirport` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/closestairport.md
- `computeTextSimilarity` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/computetextsimilarity.md
- `detectFaces` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/detectfaces.md
- `detectLanguage` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/detectlanguage.md
- `detectObjects` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/detectobjects.md
- `encodeText` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/encodetext.md
- `extractTextFromImage` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/extracttextfromimage.md
- `filterProfanity` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/filterprofanity.md
- `findSwiftCodes` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/findswiftcodes.md
- `Get_a_list_of_planets` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/get-a-list-of-planets.md
- `Get_a_list_of_stars` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/get-a-list-of-stars.md
- `Get_ZIP_Code_details` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/get-zip-code-details.md
- `getAdvice` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getadvice.md
- `getAircraft` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getaircraft.md
- `getAirlines` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getairlines.md
- `getAirports` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getairports.md
- `getAirportsList` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getairportslist.md
- `getAirQuality` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getairquality.md
- `getAllCatNames` — Read — https://policylayer.com/tools/com-api-ninjas-mcp/getallcatnames.md
- …and 213 more: https://policylayer.com/tools/com-api-ninjas-mcp.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`

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