MCP Graphql vs Signal Relay

In-depth architectural comparison of the MCP Graphql and Signal Relay 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.

Which MCP Server Should You Choose?

Choose MCP 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).
• Primary tools included: introspect-schema, query-graphql.

Explore MCP Graphql Details

Choose Signal Relay 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).
• Primary tools included: sociologic_list_personas, sociologic_get_persona, sociologic_create_persona.

Explore Signal Relay Details

Feature & Specification Comparison

Specification	MCP Graphql blurrah Developer Tools	Signal Relay Developer Tools
Summary	Model Context Protocol server for GraphQL	Connect AI agents to SocioLogic's synthetic persona platform for market research.
Category & Scope	Developer Tools	Developer Tools

Tools & Capabilities Breakdown

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).

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

{
  "mcpServers": {
    "signal-relay": {
      "url": "https://mcp.sociologic.ai"
    }
  }
}

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