alpha_create_limit_order
Place a limit order on an Alpha Arcade prediction market. Price and quantity in microunits (500000 = $0.50, 1000000 = 1 share). Locks ~0.957 ALGO collateral. Returns escrowAppId — save it for cancel_order.
This record as markdown: /tools/goplausible-algorand-mcp/alpha-create-limit-order.md
What alpha_create_limit_order does on Algorand MCP
AI agents use alpha_create_limit_order to commit financial operations through Algorand MCP, usually the final step of a payment, billing, or trading workflow. A call moves real money.
Why alpha_create_limit_order is rated Critical
This tool directly commits financial resources by placing a limit order on a prediction market and locking ALGO as collateral, constituting a real financial obligation on the blockchain. Misuse could result in unintended financial positions and locked funds.
From the tool's definition Place a limit order on an Alpha Arcade prediction market. Price and quantity in microunits (500000 = $0.50, 1000000 = 1 share). Locks ~0.957 ALGO collateral.
Attacks that exploit this kind of access
The rule that runs alpha_create_limit_order safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Algorand MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For alpha_create_limit_order, this is the rule to start with:
Any call to alpha_create_limit_order is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Algorand MCP, apply this rule, and every alpha_create_limit_order call is checked against it from then on.
Questions about alpha_create_limit_order
Place a limit order on an Alpha Arcade prediction market. Price and quantity in microunits (500000 = $0.50, 1000000 = 1 share). Locks ~0.957 ALGO collateral. Returns escrowAppId — save it for cancel_order. It is categorised as a Financial tool in the Algorand MCP MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Algorand MCP server in PolicyLayer and add a rule for alpha_create_limit_order: 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 Algorand MCP. Nothing to install.
alpha_create_limit_order 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 alpha_create_limit_order 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 alpha_create_limit_order. 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.
alpha_create_limit_order is provided by the Algorand MCP server (goplausible/algorand-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Algorand, and thousands of servers like it.
Across the catalogue