yaver_billing_manage
Get the link to manage an existing Yaver subscription — update payment, change plan, or cancel. Returns the Yaver dashboard billing URL (LemonSqueezy receipt emails also link to the customer portal for cancellation).
This record as markdown: /tools/io-github-kivanccakmak-yaver/yaver-billing-manage.md
What yaver_billing_manage does on Yaver
AI agents use yaver_billing_manage to commit financial operations through Yaver, usually the final step of a payment, billing, or trading workflow. A call moves real money.
Why yaver_billing_manage is rated Critical
This tool facilitates financial operations including updating payment methods, changing subscription plans, and canceling subscriptions. These are financial commitments that can affect billing, costs, and service access. The ability to cancel or change plans represents a material financial action.
From the tool's definition manage an existing Yaver subscription — update payment, change plan, or cancel
Attacks that exploit this kind of access
The rule that runs yaver_billing_manage safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Yaver, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For yaver_billing_manage, this is the rule to start with:
Any call to yaver_billing_manage is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Yaver, apply this rule, and every yaver_billing_manage call is checked against it from then on.
Questions about yaver_billing_manage
Get the link to manage an existing Yaver subscription — update payment, change plan, or cancel. Returns the Yaver dashboard billing URL (LemonSqueezy receipt emails also link to the customer portal for cancellation). It is categorised as a Financial tool in the Yaver MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Yaver MCP server in PolicyLayer and add a rule for yaver_billing_manage: 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 Yaver. Nothing to install.
yaver_billing_manage 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 yaver_billing_manage 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 yaver_billing_manage. 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.
yaver_billing_manage is provided by the Yaver MCP server (yaver-cli). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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