xmcp Template

Billing template for xmcp servers. Gate tools by plan, track metered usage, and bill AI token consumption per model.

Stack: xmcp, Commet SDK (@xmcp-dev/commet)

Quick Start

pnpm add @xmcp-dev/commet

What's Included

• Provider middleware with customer identification via headers
• Feature gating with boolean checks per tool
• Metered usage tracking with included quotas and overage
• AI token tracking per model with configurable margins
• Full SDK access via getClient() for portal, subscriptions, and plans

Key Files

• src/middleware.ts — Commet provider with API key and environment config
• src/tools/free-tool.ts — Public tool, no gating
• src/tools/export-tool.ts — Boolean feature gate
• src/tools/pro-tool.ts — Metered usage tracking
• src/tools/ai-tokens-tool.ts — AI token consumption per model

Learn More

• xmcp Commet Plugin Docs
• Consumption Models
• Track Usage
• AI Token Billing

See the full working example in the xmcp repository on GitHub.