get_symbols_by_group

Get symbols that match a specific group or pattern.

SERVERMCP Trader Server SOURCEaf7007/mcp-trader

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/af7007-mcp-trader/get-symbols-by-group.md

WHAT IT DOES

What get_symbols_by_group does on MCP Trader Server

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

RISK

Why get_symbols_by_group is rated Low

This tool queries or lists symbols matching criteria—a read-only operation with no side effects on market positions, accounts, or financial state. Even in the context of a trading server, retrieving symbol data poses minimal risk compared to tools that execute trades (buy_market, close_position) or cancel orders (cancel_order).

From the tool's definition Tool name 'get_symbols_by_group' and description 'Get symbols that match a specific group or pattern' indicate data retrieval with no modification, deletion, or execution of trades.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_symbols_by_group safely

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

get_symbols_by_group Allowed

get_symbols_by_group 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": {
    "get_symbols_by_group": {}
  }
}

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

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

FAQ

Questions about get_symbols_by_group

What does the get_symbols_by_group tool do? +

Get symbols that match a specific group or pattern. It is categorised as a Read tool in the MCP Trader Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_symbols_by_group? +

Register the MCP Trader Server MCP server in PolicyLayer and add a rule for get_symbols_by_group: 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 MCP Trader Server. Nothing to install.

What risk level is get_symbols_by_group? +

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

Can I rate-limit get_symbols_by_group? +

Yes. Add a rate_limit block to the get_symbols_by_group 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 get_symbols_by_group completely? +

Set action: deny in the PolicyLayer policy for get_symbols_by_group. 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 get_symbols_by_group? +

get_symbols_by_group is provided by the MCP Trader Server MCP server (af7007/mcp-trader). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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