better-auth-id-jag

by GitHub Actions · Cloud & Infra · MCP server

better-auth-id-jag is an MCP server by GitHub Actions. Identity Assertion JWT Authorization Grants (ID-JAG, Cross App Access, MCP Enterprise-Managed Authorization) for Better Auth: issue them from your IdP, accept them at your MCP server. Its npm package was downloaded 187 times last week.

Category: Cloud & Infra
Author: GitHub Actions
GitHub stars: Not on GitHub
This week: Tracking since 19 Oct 2026
Weekly downloads: 187
Language: JavaScript
License: MIT (open source)
Last update: 2026-10-21 (3 days ago)
Links: Source npm

better-auth
better-auth-plugin
id-jag
identity-assertion
cross-app-access
xaa
mcp
model-context-protocol
enterprise-managed-authorization
oauth
token-exchange
rfc8693
+5 more

How to install better-auth-id-jag

better-auth-id-jag is published on npm as better-auth-id-jag. These steps assume it runs as a local stdio server, which is the usual setup.

Check the README. Confirm the start command and note any API keys or environment variables it needs (pass them with -e KEY=value or an env block). You need Node.js for npx.

Add it to Claude Code from a terminal:

claude mcp add better-auth-id-jag -- npx -y better-auth-id-jag

Or add it to Cursor or Claude Desktop in .cursor/mcp.json or claude_desktop_config.json:

{
  "mcpServers": {
    "better-auth-id-jag": {
      "command": "npx",
      "args": [
        "-y",
        "better-auth-id-jag"
      ]
    }
  }
}

Restart the client and check it. Run claude mcp list, or open the client's MCP settings, and confirm better-auth-id-jag and its tools are listed. The install guide covers VS Code and Codex.

Also listed in

MCP servers for Cloudflare131

Maintain this project? Get it featured ($99/mo, pinned at the top of Cloud & Infra) or see what featuring includes.

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Frequently asked questions

What is better-auth-id-jag?

better-auth-id-jag is an MCP server by GitHub Actions in the Cloud & Infra category. Identity Assertion JWT Authorization Grants (ID-JAG, Cross App Access, MCP Enterprise-Managed Authorization) for Better Auth: issue them from your IdP, accept them at your MCP server. Its npm package was downloaded 187 times last week.

Is better-auth-id-jag free and open source?

Yes. better-auth-id-jag is published under the MIT license, so you can run, modify and self-host it at no cost. If it connects to a paid service, that service's own pricing and API terms still apply. Check the repository for the exact license text before using it commercially.

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Data last updated 25 October 2026. Stars and downloads are refreshed every day from GitHub and npm.