Upgrade a user to Kreato Pro plan. Send crypto to the pro wallet first, then call this with the txHash.
AI agents use upgrade_to_pro to commit financial operations through Kreato MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
This tool facilitates a financial transaction involving sending cryptocurrency to a wallet address to purchase a Pro subscription plan. It directly commits financial obligations (crypto payment) and triggers a subscription upgrade, making it Financial category. Misuse could result in unauthorized crypto transfers or fraudulent subscription upgrades, warranting critical severity.
From the tool's definition Upgrade a user to Kreato Pro plan. Send crypto to the pro wallet first, then call this with the txHash.
Attacks that exploit this kind of access
Upgrade a user to Kreato Pro plan. Send crypto to the pro wallet first, then call this with the txHash. It is categorised as a Financial tool in the Kreato MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Kreato MCP Server MCP server in PolicyLayer and add a rule for upgrade_to_pro: 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 Kreato MCP Server. Nothing to install.
upgrade_to_pro 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 upgrade_to_pro 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 upgrade_to_pro. 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.
upgrade_to_pro is provided by the Kreato MCP Server MCP server (kreatospace/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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