place_batch_orders
AI agents use place_batch_orders to commit financial operations through Hyperliquid MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
Placing batch orders on a decentralized exchange directly commits financial obligations by executing multiple trades simultaneously. Even with an empty description, the tool name combined with the trading-focused server context and sibling tools makes it overwhelmingly likely this tool submits multiple trade orders to Hyperliquid DEX, which is a financial action.
From the tool's definition Tool name 'place_batch_orders' on a server described as enabling 'natural language trading' on a 'decentralized exchange' with sibling tools like 'adjust_leverage', 'cancel_order', and 'cancel_all_orders'
Attacks that exploit this kind of access
place_batch_orders. It is categorised as a Financial tool in the Hyperliquid MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Hyperliquid MCP Server MCP server in PolicyLayer and add a rule for place_batch_orders: 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 Hyperliquid MCP Server. Nothing to install.
place_batch_orders is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the place_batch_orders 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.
Set action: deny in the PolicyLayer policy for place_batch_orders. 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.
place_batch_orders is provided by the Hyperliquid MCP Server MCP server (jhonatanpinheiro/hyperliquid-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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