manage_subscription
AI agents use manage_subscription to commit financial operations through Sablier MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
The tool name 'manage_subscription' strongly implies management of financial subscriptions (creating, modifying, or cancelling paid plans). Given the server context includes 'buy_credit_pack' as a sibling tool, this server clearly handles financial transactions. Managing subscriptions can commit or alter financial obligations.
From the tool's definition Tool name 'manage_subscription' on a financial analysis server with a sibling tool 'buy_credit_pack' indicating financial transactions are present
Attacks that exploit this kind of access
manage_subscription. It is categorised as a Financial tool in the Sablier MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Sablier MCP Server MCP server in PolicyLayer and add a rule for manage_subscription: 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 Sablier MCP Server. Nothing to install.
manage_subscription 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 manage_subscription 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 manage_subscription. 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.
manage_subscription is provided by the Sablier MCP Server MCP server (sablier-ai/sablier-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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