Get all open positions on Hyperliquid
AI agents call hl_get_positions to retrieve information from YOSO Agent SDK MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves data about open positions on the Hyperliquid trading platform. It performs no side effects, creates no new positions, closes nothing, and executes no trades. It is a straightforward data query operation. While it relates to a financial platform, the tool itself only reads information and does not move money or commit financial obligations, so it is categorized as Read rather than Financial.
From the tool's definition Tool name 'hl_get_positions' and description 'Get all open positions on Hyperliquid' indicate a read-only query operation that retrieves current position data without modifying state or executing trades.
Attacks that exploit this kind of access
Get all open positions on Hyperliquid. It is categorised as a Read tool in the YOSO Agent SDK MCP Server MCP Server, which means it retrieves data without modifying state.
Register the YOSO Agent SDK MCP Server MCP server in PolicyLayer and add a rule for hl_get_positions: 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 YOSO Agent SDK MCP Server. Nothing to install.
hl_get_positions 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 hl_get_positions 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 hl_get_positions. 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.
hl_get_positions is provided by the YOSO Agent SDK MCP Server MCP server (yosoagents/agent-sdk). 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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