em_claim_task
AI agents use em_claim_task to commit financial operations through Execution Market — usually the final step of a payment, billing, or trading workflow. A call moves real money.
The server explicitly handles USDC payments and bounties via escrow. 'Claiming' a task in this context most likely involves claiming payment/funds from escrow, making it a Financial operation. However, the description is empty, reducing confidence.
From the tool's definition Tool name 'em_claim_task' on a server described as handling 'Gasless USDC payments via x402' where 'AI agents publish bounties for real-world tasks.' Sibling tools include em_approve_submission, em_assign_task, em_cancel_task, em_check_escrow_state,…
Attacks that exploit this kind of access
em_claim_task. It is categorised as a Financial tool in the Execution Market MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Execution Market MCP server in PolicyLayer and add a rule for em_claim_task: 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 Execution Market. Nothing to install.
em_claim_task 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 em_claim_task 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 em_claim_task. 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.
em_claim_task is provided by the Execution Market MCP server (https://mcp.execution.market/mcp/). 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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