Add billing with
v0
Automatic
Billing expertise built into v0
Generate billing UI and backend logic with v0, then connect to Commet for production-ready subscriptions, usage tracking, and payments.
import Commet from "commet-node";const commet = new Commet({ apiKey: process.env.COMMET_API_KEY });// Track usageawait commet.usage.track({customerId: "cus_123",featureSlug: "api-calls",amount: 1,});// Check accessconst access = await commet.entitlements.check({customerId: "cus_123",featureSlug: "api-calls",});if (!access.allowed) {throw new Error("Usage limit reached");}
https://commet.co/mcp
Easy to use
Add Commet MCP to v0
Configure the MCP server to create plans, manage subscriptions, and track usage directly from v0.
Frequently Asked Questions
Install the Commet MCP server in v0 and connect it with your API key. Once connected, you can create plans, configure pricing models, manage subscriptions, and track usage — all without leaving v0.
Commet supports metered (pay for what you use), credits (block when exhausted), balance (spend across features), seats (per-user pricing), and boolean (feature gating). You can configure any of these through the MCP server or SDK.
The Commet MCP server is a Model Context Protocol server that gives v0 native tools to manage billing. Once installed, v0 can create plans, manage subscriptions, track usage, and generate invoices through natural language.
Yes. Commet has a built-in AI model catalog with per-token pricing. You can track input, output, and cache tokens with configurable margins. Usage events calculate costs automatically using the balance consumption model.
Yes. Commet is a Merchant of Record that handles taxes, compliance, refunds, and payouts. Stripe Tax is integrated for automatic tax calculation. You don't need to worry about tax logic.
Commet has no setup fees and no monthly minimums. You only pay 4.5% + $0.40 per successful transaction. You can start building and testing for free using the sandbox environment.
Start billing in minutes
No setup fees. No monthly minimums. 4.5% + $0.40 per successful transaction.
Start billing for free