unified_watchlist_by_name

Gets a specific watchlist by name across supported brokers.

SERVEROpen Stocks MCP SOURCEopen-agent-tools/open-stocks-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/open-agent-tools-open-stocks-mcp/unified-watchlist-by-name.md

WHAT IT DOES

What unified_watchlist_by_name does on Open Stocks MCP

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

RISK

Why unified_watchlist_by_name is rated Low

This tool queries and retrieves watchlist data from broker APIs without creating, modifying, deleting, or executing any operations. It is a simple data retrieval function that returns existing watchlist information. The low severity reflects minimal risk: unauthorized access would only expose the user's watched securities list, not enable trading, fund transfers, or data destruction.

From the tool's definition Tool description states 'Gets a specific watchlist by name' — a retrieval operation with no modification or execution capability. The verb 'Gets' and absence of any write/delete/execute language confirm read-only semantics.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs unified_watchlist_by_name safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Open Stocks MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unified_watchlist_by_name, this is the rule to start with:

unified_watchlist_by_name Allowed

unified_watchlist_by_name is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "unified_watchlist_by_name": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Open Stocks MCP, apply this rule, and every unified_watchlist_by_name call is checked against it from then on.

FAQ

Questions about unified_watchlist_by_name

What does the unified_watchlist_by_name tool do? +

Gets a specific watchlist by name across supported brokers. It is categorised as a Read tool in the Open Stocks MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on unified_watchlist_by_name? +

Register the Open Stocks MCP server in PolicyLayer and add a rule for unified_watchlist_by_name: 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 Open Stocks MCP. Nothing to install.

What risk level is unified_watchlist_by_name? +

unified_watchlist_by_name is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit unified_watchlist_by_name? +

Yes. Add a rate_limit block to the unified_watchlist_by_name 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.

How do I block unified_watchlist_by_name completely? +

Set action: deny in the PolicyLayer policy for unified_watchlist_by_name. 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.

What MCP server provides unified_watchlist_by_name? +

unified_watchlist_by_name is provided by the Open Stocks MCP server (open-agent-tools/open-stocks-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Open Stocks, and thousands of servers like it.

This server

All 152 Open Stocks tools →

Across the catalogue

get_cocktail_by_name on Cocktails RAG MCP Server → The MCP Attack Database →

Guides

Roll out MCP under one policy →Data exfiltration →MCP token cost →