What is the key difference between Graphql and MailStream?

Graphql belongs to the Developer Tools category with local stdio execution, while MailStream belongs to the Developer Tools category with cloud HTTP/SSE execution.

How do I install Graphql or MailStream in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Graphql and MailStream free or paid?

Graphql operates under a Free / Open Source model (No auth required). MailStream operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Graphql lists 0 tools with 0 views and 0 GitHub stars. MailStream lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Graphql and MailStream together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

How do I install Graphql or MailStream in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Graphql and MailStream free to use, or do they require API keys?

Graphql is listed under a Free / Open Source model with No auth required . MailStream operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Graphql and MailStream at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both graphql and mailstream as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Graphql has a Quality Score of 40 /100 ( Fair ) with 0 views, 0 installs, and 0 GitHub stars. MailStream holds a Quality Score of 17 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Graphql vs MailStream

In-depth architectural comparison of the Graphql and MailStream MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Graphql

Developer Tools · Local stdio

Quality: 40/100 (Fair) | Auth: No auth required

MailStream

Developer Tools · Remote HTTP/SSE

Quality: 17/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose Graphql if you need specialized Developer Tools tools running via a local process. Choose MailStream if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Graphql when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Graphql Details

Choose MailStream when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore MailStream Details

Feature & Specification Comparison

Specification	G Graphql Developer Tools	M MailStream Developer Tools
Summary	Turn any GraphQL API into MCP tools. Zero config, zero code.	The first MCP server for physical mail: send postcards and letters, manage lists and campaigns.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Graphql Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

MailStream Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Graphql Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "graphql": {
      "command": "npx",
      "args": [
        "-y",
        "graphql-to-mcp"
      ]
    }
  }
}

MailStream Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mailstream": {
      "url": "https://mailstream.app/developers/mcp-server"
    }
  }
}

Frequently Asked Questions

Graphql is categorized under Developer Tools and uses a local stdio subprocess. In contrast, MailStream belongs to Developer Tools using remote streaming HTTP/SSE transport. Select Graphql when you need capabilities focused on developer tools and MailStream when you require tools for developer tools.

More alternatives to Graphql More alternatives to MailStream Developer Tools category hub