Claim winning shares from a RESOLVED market. Auto-detects the winning outcome and your full position if parameters are omitted. Payout is 1 USDC per winning share. Amounts in responses are micro-USDC (1 USDC = 1,000,000).
AI agents use claim_winnings to commit financial operations through Question Market — usually the final step of a payment, billing, or trading workflow. A call moves real money.
This tool transfers financial value (USDC payouts) from a prediction market to the user's wallet. It involves real monetary settlement on the Algorand blockchain, making it a Financial category action. Severity is high because it moves actual cryptocurrency/stablecoin funds, and misuse could result in incorrect claims or unauthorized financial transfers.
From the tool's definition Claim winning shares from a RESOLVED market. Payout is 1 USDC per winning share.
Attacks that exploit this kind of access
Claim winning shares from a RESOLVED market. Auto-detects the winning outcome and your full position if parameters are omitted. Payout is 1 USDC per winning share. Amounts in responses are micro-USDC (1 USDC = 1,000,000). It is categorised as a Financial tool in the Question Market MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Question Market MCP server in PolicyLayer and add a rule for claim_winnings: 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 Question Market. Nothing to install.
claim_winnings 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 claim_winnings 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 claim_winnings. 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.
claim_winnings is provided by the Question Market MCP server (qmrkt/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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