What is the key difference between Caelus MCP and Bazi MCP?

Caelus MCP belongs to the Spirituality & Esoterica category with local stdio execution, while Bazi MCP belongs to the Spirituality & Esoterica category with local stdio execution.

How do I install Caelus MCP or Bazi MCP 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 Caelus MCP and Bazi MCP free or paid?

Caelus MCP operates under a Free / Open Source model (No auth required). Bazi MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Caelus MCP lists 6 tools with 0 views and 1 GitHub stars. Bazi MCP lists 6 tools with 2 views and 157 GitHub stars.

Can I use both Caelus MCP and Bazi MCP 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.

Side-by-Side Model Context Protocol Comparison

Caelus MCP vs Bazi MCP

In-depth architectural comparison of the Caelus MCP and Bazi MCP 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

Caelus MCP

Spirituality & Esoterica · Local stdio

Quality: 32/100 (Emerging) | Auth: No auth required

Bazi MCP

Spirituality & Esoterica · Local stdio

Quality: 68/100 (Great) | Auth: No auth required

Verdict Summary: Choose Caelus MCP if you need specialized Spirituality & Esoterica tools running via a local process. Choose Bazi MCP if your workspace requires Spirituality & Esoterica integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Caelus MCP when:

You need dedicated capabilities in the Spirituality & Esoterica domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Chart calculations, Ephemeris positions, Houses and aspects.

Explore Caelus MCP Details

Choose Bazi MCP when:

You need dedicated capabilities in the Spirituality & Esoterica domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: calculate_bazi_chart, detect_bazi_interactions, calculate_true_solar_time.

Explore Bazi MCP Details

Feature & Specification Comparison

Specification	Caelus MCP Spirituality & Esoterica	Bazi MCP openfate-ai Spirituality & Esoterica
Summary
Category & Scope	Spirituality & Esoterica	Spirituality & Esoterica
Quality signal

Tools & Capabilities Breakdown

Caelus MCP Tools (6)

Chart calculations

Ephemeris positions

Houses and aspects

Transit analysis

Synastry comparisons

Events and eclipses

Bazi MCP Tools (6)

calculate_bazi_chart

Calculate a deterministic OpenFate Bazi/Four Pillars chart with True Solar Time correction, Day Master, DAYUN_SECOND_V2 onset receipts, Da Yun cycles, and branch interactions. Pass an exact birth time plus timezone or timezoneId for a calculated V2 onset; otherwise inspect the explicit unavailable/fallback receipt.

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).

Caelus MCP Configuration

mcpServers (Claude Desktop / Cursor)

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

Bazi MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "openfate-ai-bazi-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@openfate/bazi-mcp"
      ]
    }
  }
}

Frequently Asked Questions

Caelus MCP is categorized under Spirituality & Esoterica and uses a local stdio subprocess. In contrast, Bazi MCP belongs to Spirituality & Esoterica using local stdio subprocess. Select Caelus MCP when you need capabilities focused on spirituality & esoterica and Bazi MCP when you require tools for spirituality & esoterica.

More alternatives to Caelus MCP More alternatives to Bazi MCP Spirituality & Esoterica category hub

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