List all 275+ tradeable perpetual markets across stocks (TSLA, NVDA, AAPL, GOOGL, META), commodities (GOLD, SILVER, OIL, URANIUM), indices (SPX, JP225), forex (EUR, JPY), and 229 crypto pairs. Powered by Hyperliquid HIP-3. Trade real-world assets 24/7 with leverage.
AI agents call trading_list_markets to retrieve information from Purple Flea Trading without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries market data without side effects. It provides informational access to available trading pairs and markets. While the server itself facilitates high-risk financial operations (leverage, no KYC), this specific tool is a read-only query that does not execute trades, modify positions, or commit financial obligations.
From the tool's definition Tool name is 'trading_list_markets' and description states it 'List all 275+ tradeable perpetual markets'. The verb 'list' and function of retrieving available market information with no mention of executing trades, modifying positions, or moving funds.
Attacks that exploit this kind of access
List all 275+ tradeable perpetual markets across stocks (TSLA, NVDA, AAPL, GOOGL, META), commodities (GOLD, SILVER, OIL, URANIUM), indices (SPX, JP225), forex (EUR, JPY), and 229 crypto pairs. Powered by Hyperliquid HIP-3. Trade real-world assets 24/7 with leverage. It is categorised as a Read tool in the Purple Flea Trading MCP Server, which means it retrieves data without modifying state.
Register the Purple Flea Trading MCP server in PolicyLayer and add a rule for trading_list_markets: 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 Purple Flea Trading. Nothing to install.
trading_list_markets is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the trading_list_markets 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 trading_list_markets. 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.
trading_list_markets is provided by the Purple Flea Trading MCP server (purple-flea/agent-trading). 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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