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Next.js MCP Servers Implement Per-User OAuth with NextAuth

By PulseAugur Editorial · [1 sources] ·

This article details how to implement per-user OAuth in a Next.js MCP (Multi-Context Processing) server, addressing the security risks of using a single API key for all users. It explains how to leverage NextAuth to store individual user OAuth access tokens within session cookies. A Next.js Route Handler then acts as the MCP transport, reading the user's session and passing their unique token to the MCP tool context via closure, ensuring each tool call is scoped to the authenticated user's credentials. AI

IMPACT Enables more secure and scalable multi-user applications by managing individual API credentials.

RANK_REASON The article describes a technical implementation detail for a specific software framework and concept, not a new product release or major industry event.

Read on dev.to — MCP tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

COVERAGE [1]

  1. dev.to — MCP tag TIER_1 English(EN) · Mudassir Khan ·

    Per User OAuth in a Next.js MCP Server (Step by Step)

    <h1> Per User OAuth in a Next.js MCP Server (Step by Step) </h1> <p>Your MCP server is using one shared API key for every caller. That works in a demo. The second you need each user to call a tool with <em>their</em> credentials (their GitHub token, their Notion workspace, their …

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