Create a QBO Deposit record. Required: DepositToAccountRef (bank account) and Line[]. Each line is either a direct deposit (AccountRef on DepositLineDetail) or an applied payment (LinkedTxn pointing to a Payment on Undeposited Funds — the usual use case).
AI agents use qbo_create_deposit to commit financial operations through Kaizen Qbo — usually the final step of a payment, billing, or trading workflow. A call moves real money.
Deposits are financial operations that record cash movement and settlements in QuickBooks Online. Creating a deposit transfers undeposited funds into a designated bank account, committing the transaction irreversibly in the accounting system. This is a direct financial obligation/commitment that affects cash flow and account reconciliation.
From the tool's definition Tool creates a QBO Deposit record, which moves money into a bank account (DepositToAccountRef) and applies payments from Undeposited Funds. This commits financial transactions that alter cash positions and account balances.
Attacks that exploit this kind of access
Create a QBO Deposit record. Required: DepositToAccountRef (bank account) and Line[]. Each line is either a direct deposit (AccountRef on DepositLineDetail) or an applied payment (LinkedTxn pointing to a Payment on Undeposited Funds — the usual use case). It is categorised as a Financial tool in the Kaizen Qbo MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Kaizen Qbo MCP server in PolicyLayer and add a rule for qbo_create_deposit: 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 Kaizen Qbo. Nothing to install.
qbo_create_deposit 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 qbo_create_deposit 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 qbo_create_deposit. 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.
qbo_create_deposit is provided by the Kaizen Qbo MCP server (kaizen-qbo-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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