# robot_close_payshell_session

Close an MPP channel. pay.sh runs settleAndFinalize + distribute atomically

Agent View of the PolicyLayer registry record for `robot_close_payshell_session`. HTML page: https://policylayer.com/tools/market-execution-execution-market/robot-close-payshell-session

## Facts

- Tool: `robot_close_payshell_session`
- Server: Execution Market (`https://mcp.execution.market/mcp/`) — https://policylayer.com/tools/market-execution-execution-market.md
- Homepage: https://github.com/UltravioletaDAO/execution-market
- Risk category: Financial (Critical risk)
- Registry record: grade D, identity unverified
- Server auth posture: gated
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Approval-gated

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "robot_close_payshell_session",
    "arguments": {}
  }
}
```

## Why robot_close_payshell_session is rated Critical

This tool closes a micropayment channel and triggers atomic settlement and fund distribution. It irreversibly finalizes financial transactions and distributes funds (USDC), making it Financial in category. The atomic and irreversible nature of channel settlement combined with fund distribution means misuse could result in incorrect or unauthorized disbursement of funds — hence critical severity.

From the tool's own definition: "Close an MPP channel. pay.sh runs settleAndFinalize + distribute atomically"

## Use case

AI agents use robot_close_payshell_session to commit financial operations through Execution Market, usually the final step of a payment, billing, or trading workflow. A call moves real money.

## Recommended policy (PolicyLayer)

Verdict: **Approval-gated**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Execution Market:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "robot_close_payshell_session": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}
```

## Other tools on Execution Market (80)

- `em_cancel_task` — Destructive — https://policylayer.com/tools/market-execution-execution-market/em-cancel-task.md
- `k1_emergency_stop` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-emergency-stop.md
- `k1_grip` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-grip.md
- `k1_pick` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-pick.md
- `k1_place` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-place.md
- `k1_sit` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-sit.md
- `k1_stand` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-stand.md
- `k1_walk_to` — Execute — https://policylayer.com/tools/market-execution-execution-market/k1-walk-to.md
- `ows_sign_eip191` — Execute — https://policylayer.com/tools/market-execution-execution-market/ows-sign-eip191.md
- `ows_sign_erc8128_request` — Execute — https://policylayer.com/tools/market-execution-execution-market/ows-sign-erc8128-request.md
- `ows_sign_message` — Execute — https://policylayer.com/tools/market-execution-execution-market/ows-sign-message.md
- `em_accept_agent_task` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-accept-agent-task.md
- `em_approve_submission` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-approve-submission.md
- `em_assign_task` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-assign-task.md
- `em_claim_task` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-claim-task.md
- `em_create_task` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-create-task.md
- `em_escrow_authorize` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-authorize.md
- `em_escrow_charge` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-charge.md
- `em_escrow_dispute` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-dispute.md
- `em_escrow_partial_release` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-partial-release.md
- `em_escrow_refund` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-refund.md
- `em_escrow_release` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-escrow-release.md
- `em_get_payment_info` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-get-payment-info.md
- `em_publish_task` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-publish-task.md
- `em_resolve_dispute` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-resolve-dispute.md
- `em_withdraw_earnings` — Financial — https://policylayer.com/tools/market-execution-execution-market/em-withdraw-earnings.md
- `moonpay_sign_onramp_url` — Financial — https://policylayer.com/tools/market-execution-execution-market/moonpay-sign-onramp-url.md
- `ows_sign_eip3009` — Financial — https://policylayer.com/tools/market-execution-execution-market/ows-sign-eip3009.md
- `robot_open_payshell_session` — Financial — https://policylayer.com/tools/market-execution-execution-market/robot-open-payshell-session.md
- `robot_sign_voucher_tick` — Financial — https://policylayer.com/tools/market-execution-execution-market/robot-sign-voucher-tick.md
- …and 50 more: https://policylayer.com/tools/market-execution-execution-market.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=market-execution-execution-market · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/market-execution-execution-market