Onchain Activity Index vs Psychosynth

In-depth architectural comparison of the Onchain Activity Index 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 Onchain Activity Index when:

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

Explore Onchain Activity Index 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	Onchain Activity Index Finance & Fintech	Psychosynth Finance & Fintech
Summary	DeFi Protocol Activity Index -- quantitative on-chain activity metric from DefiLlama data	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": {
    "onchain-activity-index": {
      "url": "https://onchain-activity-index-325572559480.us-central1.run.app"
    }
  }
}

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

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