Birth charts, synastry and birth-place search from an ephemeris. Free, read-only, nothing stored.
Connect Remote server
claude mcp add --transport http astrology https://lunonis.com/mcp{
"mcpServers": {
"astrology": {
"url": "https://lunonis.com/mcp"
}
}
}{
"servers": {
"astrology": {
"type": "http",
"url": "https://lunonis.com/mcp"
}
}
}Settings > Connectors > Add custom connector
URL: https://lunonis.com/mcpTools 3 found in our last check
natal_chartCalculate a real natal (birth) chart from a birth date, optional birth time and a city. Returns the Sun, Moon and rising signs, every planet with sign, degree and house, the five tightest aspects, an element and modality summary, and a link to the free full chart with the wheel…
search_placesFind birth cities by name. Returns up to 6 candidates { id, name, region, country }, the biggest first. Use it to disambiguate a city, then pass the chosen id as the place of natal_chart or compatibility.
compatibilityCompare two people's charts (synastry) from their birth data. Returns the overall tone (flowing, mixed or charged), whether the Sun elements match, the classic pairings (Venus-Mars, Sun-Moon, Moon-Moon, Venus-Venus), the tightest Moon, Venus, Mars and Sun contacts between the tw…
Details
| Endpoint | https://lunonis.com/mcp (Streamable HTTP) |
| First published | 1 Nov 2026 |
| Last updated | 1 Nov 2026 |
| Registry name | com.lunonis/astrology |
More search and web servers See all
Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.