chat_completion

A execute tool on the MCP Trader MCP server.

SERVERMCP Trader Server SOURCEaf7007/mcp-trader

High RISK CLASS

Category Execute

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/af7007-mcp-trader/chat-completion.md

WHAT IT DOES

What chat_completion does on MCP Trader Server

AI agents invoke chat_completion to trigger actions in MCP Trader Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.

RISK

Why chat_completion is rated High

The description is empty, which significantly lowers confidence. However, given the server context (MetaTrader 5 trading operations, automated trade execution via natural language commands), a 'chat_completion' tool likely processes natural language to trigger trading operations.

From the tool's definition Tool name is 'chat_completion' on a trading server that supports 'automated trade execution' and 'natural language commands'. Description is empty.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs chat_completion 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 chat_completion, this is the rule to start with:

chat_completion Rate-limited

chat_completion stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "chat_completion": {
      "limits": [
        {
          "counter": "chat_completion_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT 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 chat_completion call is checked against it from then on.

FAQ

Questions about chat_completion

What does the chat_completion tool do? +

chat_completion is a execute tool on the MCP Trader Server MCP server. It is categorised as a Execute tool in the MCP Trader Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on chat_completion? +

Register the MCP Trader Server MCP server in PolicyLayer and add a rule for chat_completion: 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 chat_completion? +

chat_completion is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit chat_completion? +

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

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

chat_completion 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.

KEEP EXPLORING

More on MCP Trader Server, and thousands of servers like it.

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All 45 MCP Trader Server tools → High-risk tools on this server →

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ai_chat on Percepta MCP Server → All high-risk MCP tools → The MCP Attack Database →

Guides

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