Aether Developer vs EarningsCalls.dev

In-depth architectural comparison of the Aether Developer and EarningsCalls.dev 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 Aether Developer 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 Aether Developer Details

Choose EarningsCalls.dev 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 EarningsCalls.dev Details

Feature & Specification Comparison

Specification	Aether Developer Developer Tools	EarningsCalls.dev Developer Tools
Summary	Hybrid search over SEC filings, earnings transcripts, and a third-party data marketplace.	177,000+ earnings call transcripts for AI - speaker segments & full-text search.
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": {
    "aether-developer": {
      "command": "npx",
      "args": [
        "-y",
        "@evidinvest/aether-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "earningscalls-dev": {
      "command": "npx",
      "args": [
        "-y",
        "@earningscalls/mcp-server"
      ]
    }
  }
}

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