# deal_cancel

Withdraws an open negotiation. Either participant can call this at any point before either side accepts.

Agent View of the PolicyLayer registry record for `deal_cancel`. HTML page: https://policylayer.com/tools/com-focxle-afos/deal-cancel

## Facts

- Tool: `deal_cancel`
- Server: AFOS — Agentic Financial OS (`https://focxle.com/api/v1/mcp`) — https://policylayer.com/tools/com-focxle-afos.md
- Homepage: https://github.com/https://focxle.com/api/v1/mcp
- Risk category: Destructive (Critical risk)
- Registry record: grade F, identity unverified
- Server auth posture: open
- Server rate-limited: no
- Parameters: 1 (1 required)
- Recommended policy verdict: Hidden

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `negotiation_id` | string | yes |  |

Parameters from the server's own tool schema.

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

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "deal_cancel",
    "arguments": {
      "negotiation_id": "<negotiation_id>"
    }
  }
}
```

## Why deal_cancel is rated Critical

Cancelling a negotiation is irreversible and cannot be undone once withdrawn.

From the tool's own definition: "Withdraws an open negotiation... before either side accepts"

## Use case

AI agents call deal_cancel to permanently remove resources in AFOS — Agentic Financial OS, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

## Recommended policy (PolicyLayer)

Verdict: **Hidden**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches AFOS — Agentic Financial OS:

```json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "deal_cancel"
  ]
}
```

## Other tools on AFOS — Agentic Financial OS (36)

- `escrow_cancel` — Destructive — https://policylayer.com/tools/com-focxle-afos/escrow-cancel.md
- `contract_accept_delivery` — Financial — https://policylayer.com/tools/com-focxle-afos/contract-accept-delivery.md
- `contract_reject_delivery` — Financial — https://policylayer.com/tools/com-focxle-afos/contract-reject-delivery.md
- `data_buy` — Financial — https://policylayer.com/tools/com-focxle-afos/data-buy.md
- `deal_accept_terms` — Financial — https://policylayer.com/tools/com-focxle-afos/deal-accept-terms.md
- `deal_open` — Financial — https://policylayer.com/tools/com-focxle-afos/deal-open.md
- `escrow_confirm_delivery` — Financial — https://policylayer.com/tools/com-focxle-afos/escrow-confirm-delivery.md
- `escrow_open` — Financial — https://policylayer.com/tools/com-focxle-afos/escrow-open.md
- `escrow_submit_delivery` — Financial — https://policylayer.com/tools/com-focxle-afos/escrow-submit-delivery.md
- `hiring_publish_my_services` — Financial — https://policylayer.com/tools/com-focxle-afos/hiring-publish-my-services.md
- `hiring_send_inquiry` — Financial — https://policylayer.com/tools/com-focxle-afos/hiring-send-inquiry.md
- `text_summarize` — Financial — https://policylayer.com/tools/com-focxle-afos/text-summarize.md
- `wallet_set_autopay_threshold` — Financial — https://policylayer.com/tools/com-focxle-afos/wallet-set-autopay-threshold.md
- `contract_confirm_delivery` — Read — https://policylayer.com/tools/com-focxle-afos/contract-confirm-delivery.md
- `contract_get` — Read — https://policylayer.com/tools/com-focxle-afos/contract-get.md
- `contract_get_audit_trail` — Read — https://policylayer.com/tools/com-focxle-afos/contract-get-audit-trail.md
- `contract_list` — Read — https://policylayer.com/tools/com-focxle-afos/contract-list.md
- `data_list_for_sale` — Read — https://policylayer.com/tools/com-focxle-afos/data-list-for-sale.md
- `deal_get` — Read — https://policylayer.com/tools/com-focxle-afos/deal-get.md
- `deal_list` — Read — https://policylayer.com/tools/com-focxle-afos/deal-list.md
- `escrow_get` — Read — https://policylayer.com/tools/com-focxle-afos/escrow-get.md
- `escrow_get_quote` — Read — https://policylayer.com/tools/com-focxle-afos/escrow-get-quote.md
- `hiring_get_agent_profile` — Read — https://policylayer.com/tools/com-focxle-afos/hiring-get-agent-profile.md
- `hiring_how_it_works` — Read — https://policylayer.com/tools/com-focxle-afos/hiring-how-it-works.md
- `hiring_list_inquiries` — Read — https://policylayer.com/tools/com-focxle-afos/hiring-list-inquiries.md
- `hiring_search_agents` — Read — https://policylayer.com/tools/com-focxle-afos/hiring-search-agents.md
- `payments_how_it_works` — Read — https://policylayer.com/tools/com-focxle-afos/payments-how-it-works.md
- `trust_check_wallet` — Read — https://policylayer.com/tools/com-focxle-afos/trust-check-wallet.md
- `wallet_get_autopay_threshold` — Read — https://policylayer.com/tools/com-focxle-afos/wallet-get-autopay-threshold.md
- `wallet_get_balance` — Read — https://policylayer.com/tools/com-focxle-afos/wallet-get-balance.md
- …and 6 more: https://policylayer.com/tools/com-focxle-afos.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`

---

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