oms_list_positions
Use this to read the live position book when computing gross/net
This record as markdown: /tools/8vdx1-fundos-mcp/oms-list-positions.md
What oms_list_positions does on Fundos
AI agents call oms_list_positions to retrieve information from Fundos without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why oms_list_positions is rated Low
This tool retrieves current position data from an Order Management System (OMS) for analysis purposes. It performs a read-only lookup of existing positions with no side effects, market impact, or ability to execute trades. While the data is financial in nature and sensitive, the action itself is purely informational (Read category).
From the tool's definition Tool name contains 'list' and description states 'read the live position book' — a query operation with no modification or execution of trades.
Attacks that exploit this kind of access
The rule that runs oms_list_positions safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Fundos, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For oms_list_positions, this is the rule to start with:
oms_list_positions is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Fundos, apply this rule, and every oms_list_positions call is checked against it from then on.
Questions about oms_list_positions
Use this to read the live position book when computing gross/net. It is categorised as a Read tool in the Fundos MCP Server, which means it retrieves data without modifying state.
Register the Fundos MCP server in PolicyLayer and add a rule for oms_list_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 Fundos. Nothing to install.
oms_list_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 oms_list_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 oms_list_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.
oms_list_positions is provided by the Fundos MCP server (8vdx1/fundos-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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