Lithium Vault MCP vs Psychosynth

In-depth architectural comparison of the Lithium Vault MCP and Psychosynth 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 Lithium Vault MCP when:

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

Explore Lithium Vault MCP Details

Choose Psychosynth when:

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

Explore Psychosynth Details

Feature & Specification Comparison

Specification	Lithium Vault MCP Finance & Fintech	Psychosynth Finance & Fintech
Summary	Primary-source lithium & battery-metals mining data (AISC, reserves, filings) via x402.	Psychometric data marketplace: Big Five profiles, cognitive biases & behavioral data via x402.
Category & Scope	Finance & Fintech	Finance & Fintech

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": {
    "lithium-vault-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "lithium-vault-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "psychosynth": {
      "command": "npx",
      "args": [
        "-y",
        "supabase"
      ]
    }
  }
}

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