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index observed

AstralHoro

Tropical natal charts, transits, and Sun, Moon, and rising from a birth date and place.

Should I use this

Quality & Safety

A
Description quality
80%
Schema completeness
100%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Findings (2)

  • LOWTool 'natal_chart' description lacks action verbin natal_chart
  • LOWTool 'sun_moon_rising' description lacks action verbin sun_moon_rising

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~880Tokens (tool definitions)
~2.6 KBTypical response size
Moderate attention impact (0.69% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "astralhoro": {
      "url": "https://astralhoro.com/mcp"
    }
  }
}

Remote endpoints

https://astralhoro.com/mcpstreamable-http

What it can do

Tool inventory

Tools (3)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
⚪natal_chart(birth_date, birth_time, latitude, longitude, timezone)

Cast a tropical natal chart. Returns each planet with its sign, degree, retrograde flag, and whole-sign house, plus the ascendant, midheaven, twelve houses, and major aspects. Without a birth time the rising sign and houses are omitted. Example: birth_date 1990-07-04, birth_time 14:30, latitude 40.7128, longitude -74.006, timezone America/New_York.

Input Schema

{
  "type": "object",
  "properties": {
    "birth_date": {
      "type": "string",
      "description": "Birth date as YYYY-MM-DD."
    },
    "birth_time": {
      "type": "string",
      "description": "Local birth time as HH:MM, 24-hour. Omit it when the time is unknown."
    },
    "latitude": {
      "type": "number",
      "description": "Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive."
    },
    "longitude": {
      "type": "number",
      "description": "Birthplace longitude in decimal degrees, from -180 to 180. East is positive."
    },
    "timezone": {
      "type": "string",
      "description": "IANA timezone of the birthplace, such as America/New_York. Defaults to UTC."
    }
  },
  "required": [
    "birth_date",
    "latitude",
    "longitude"
  ]
}
🟢transits(birth_date, birth_time, latitude, longitude, timezone, ...)

Current planets in the sky and their major aspects to a natal chart. Pass the same birth fields as natal_chart. date is an optional YYYY-MM-DD; omit it for the sky right now. A date is read at 12:00 in the birth timezone.

Input Schema

{
  "type": "object",
  "properties": {
    "birth_date": {
      "type": "string",
      "description": "Birth date as YYYY-MM-DD."
    },
    "birth_time": {
      "type": "string",
      "description": "Local birth time as HH:MM, 24-hour. Omit it when the time is unknown."
    },
    "latitude": {
      "type": "number",
      "description": "Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive."
    },
    "longitude": {
      "type": "number",
      "description": "Birthplace longitude in decimal degrees, from -180 to 180. East is positive."
    },
    "timezone": {
      "type": "string",
      "description": "IANA timezone of the birthplace, such as America/New_York. Defaults to UTC."
    },
    "date": {
      "type": "string",
      "description": "Civil date for the sky, YYYY-MM-DD. Omit it for the current time."
    },
    "natal": {
      "type": "object",
      "description": "Optional nested birth data. Top-level birth fields override it.",
      "properties": {
        "birth_date": {
          "type": "string",
          "description": "Birth date as YYYY-MM-DD."
        },
        "birth_time": {
          "type": "string",
          "description": "Local birth time as HH:MM, 24-hour. Omit it when the time is unknown."
        },
        "latitude": {
          "type": "number",
          "description": "Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive."
        },
        "longitude": {
          "type": "number",
          "description": "Birthplace longitude in decimal degrees, from -180 to 180. East is positive."
        },
        "timezone": {
          "type": "string",
          "description": "IANA timezone of the birthplace, such as America/New_York. Defaults to UTC."
        }
      }
    }
  },
  "required": [
    "birth_date",
    "latitude",
    "longitude"
  ]
}
⚪sun_moon_rising(birth_date, birth_time, latitude, longitude, timezone)

Sun sign, Moon sign, and rising sign for a birth date and place. The rising sign is omitted when birth_time is omitted. If the Moon changes sign that day and the time is unknown, both signs are returned.

Input Schema

{
  "type": "object",
  "properties": {
    "birth_date": {
      "type": "string",
      "description": "Birth date as YYYY-MM-DD."
    },
    "birth_time": {
      "type": "string",
      "description": "Local birth time as HH:MM, 24-hour. Omit it when the time is unknown."
    },
    "latitude": {
      "type": "number",
      "description": "Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive."
    },
    "longitude": {
      "type": "number",
      "description": "Birthplace longitude in decimal degrees, from -180 to 180. East is positive."
    },
    "timezone": {
      "type": "string",
      "description": "IANA timezone of the birthplace, such as America/New_York. Defaults to UTC."
    }
  },
  "required": [
    "birth_date",
    "latitude",
    "longitude"
  ]
}

Community

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Evidence

Recent observations

verifiedversion not recorded3 tools