MCPVault
Local, encrypted credential vault for AI agents that enables secure multi-account management across services like Supabase, GitHub, Vercel, and Stripe, allowing seamless account switching without restarting the chat client.
What is MCPVault?
MCPVault is a Model Context Protocol (MCP) server that allows AI assistants like Claude, Cursor, and VS Code to local, encrypted credential vault for ai agents that enables secure multi-account management across services like supabase, github, vercel, and stripe, allowing seamless account switching without rest...
Local, encrypted credential vault for AI agents that enables secure multi-account management across services like Supabase, GitHub, Vercel, and Stripe, allowing seamless account switching without restarting the chat client.
This server falls under the Security category on MCPgee, the world's largest MCP server directory with 33,000+ servers.
Features
- Local, encrypted credential vault for AI agents that enables
Use Cases
Maintainer
Works with
Installation
Manual Installation
npx mcpvaultConfiguration
Configuration Details
claude_desktop_config.json
Performance
Response Metrics
Resource Usage
How to Set Up and Use MCPVault
MCPVault is a local, encrypted credential vault for AI agents enabling secure multi-account management across services like Supabase, GitHub, Vercel, and Stripe. It allows seamless account switching without restarting chat clients while keeping credentials encrypted locally.
Prerequisites
- Node.js 18+ installed
- An MCP client such as Claude Desktop or Cursor
- Multiple service accounts (GitHub, Vercel, Stripe, Supabase, etc.)
- Secure storage location on your machine
Install MCPVault
Install using npx.
npx mcpvaultInitialize your encrypted vault
Run MCPVault to create and initialize your local encrypted credential store. Set a secure passphrase.
Add service credentials
Add your API keys and credentials for supported services (GitHub, Vercel, Stripe, Supabase, etc.) to the vault. Credentials are encrypted locally.
Register in your MCP client
Add MCPVault to your MCP client's configuration.
{
"mcpServers": {
"mcpvault": {
"command": "npx",
"args": ["mcpvault"]
}
}
}Restart your client
Close and reopen your MCP client to activate MCPVault.
Test credential access
Ask Claude to access different service accounts. Verify you can switch between credentials without restarting.
MCPVault Examples
Client configuration
Add this to your MCP client configuration for credential management.
{
"mcpServers": {
"mcpvault": {
"command": "npx",
"args": ["mcpvault"]
}
}
}Prompts to try
Test MCPVault with multi-account prompts.
"Switch to my second GitHub account and list my repositories"
"Deploy to my staging Vercel account"
"Access my Stripe production account to check recent transactions"Troubleshooting MCPVault
Cannot access encrypted vault or passphrase fails
Verify you're using the correct passphrase. Ensure the vault file hasn't been corrupted. Check file permissions on your vault storage location. Review the repository for vault recovery options.
Service credentials not working after switching accounts
Verify the credentials in the vault are correct and haven't expired. Test credentials directly in the service's website or CLI. Ensure the API keys have appropriate permissions for your tasks.
Client doesn't recognize MCPVault
Verify MCPVault is properly registered in your client configuration. Ensure the server is initialized and unlocked. Check client logs for connection errors. Restart the client completely.
Frequently Asked Questions about MCPVault
What is MCPVault?
MCPVault is a Model Context Protocol (MCP) server that local, encrypted credential vault for ai agents that enables secure multi-account management across services like supabase, github, vercel, and stripe, allowing seamless account switching without restarting the chat client. It connects AI assistants to external tools and data sources through a standardized interface.
How do I install MCPVault?
Follow the installation instructions on the MCPVault GitHub repository. Clone the repo, install dependencies, and add the server config to your AI client.
Which AI clients work with MCPVault?
MCPVault works with all major MCP-compatible AI clients including Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Cline.
Is MCPVault free to use?
Yes, MCPVault is open source and available under the MIT License license. You can use it freely in both personal and commercial projects.
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Set Up MCPVault in Your Editor
Choose your AI client for step-by-step setup instructions.
Quick Config Preview
Add this to your claude_desktop_config.json or .cursor/mcp.json
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