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How to meter Claude API costs per user in a Next.js SaaS (with code)

Source: DEV Community·
Claude

Summary

Record every Claude API call per user, convert tokens to dollars with the official Claude 5.5 prices, enforce plan caps, and show a usage page. Drizzle + Postgres + the Anthropic TypeScript SDK.
CategoryAI Tutorials & Practice
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SourceDEV Community
AIQB record IDintel-785c36f127d491830fb81400
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