XHelio-SPICE

About XHelio-SPICE

Use XHelio-SPICE with your agent

claude mcp add xhelio-spice -- uvx xhelio-spice

{
  "mcpServers": {
    "xhelio-spice": {
      "command": "uvx",
      "args": [
        "xhelio-spice"
      ]
    }
  }
}

Frequently asked questions

What is XHelio-SPICE?

XHelio-SPICE is an MCP (Model Context Protocol) server by huangzesen. Spacecraft ephemeris made easy — auto-managed SPICE kernels for heliophysics

How do I connect XHelio-SPICE to Claude, Cursor, or another MCP client?

Install XHelio-SPICE from its pypi package (xhelio-spice) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is XHelio-SPICE open source?

Yes — the source code is public at github.com/huangzesen/xhelio-spice.

Can AI agents pay to use XHelio-SPICE?

Not yet through Loomal — XHelio-SPICE is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.