NatalChart.AI Astrology

Connect Remote server

claude mcp add --transport http astrology https://www.natalchart.ai/mcp --header "Authorization: Bearer <YOUR_API_KEY>"

{
  "mcpServers": {
    "astrology": {
      "url": "https://www.natalchart.ai/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

{
  "servers": {
    "astrology": {
      "type": "http",
      "url": "https://www.natalchart.ai/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://www.natalchart.ai/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 10 found in our last check

• natal_chart

  A natal chart from birth data. "part" picks what to return: full (everything: bodies with sign, degree, speed, retrograde flag and house; the angles; twelve Placidus cusps; aspects with orbs; element and quality balance; fixed-star contacts), short (Sun, Moon and Ascendant, each…

• daily_transits

  The calculated day: the sky at noon UTC, the Moon's phase, the sky events of the coming week and, with birth data, every transit to the natal chart with its orb. No generated text. Use it for a day's horoscope or what is happening for someone now: send birth for a personal answe…

• sky

  Planetary positions, Moon phase and the coming week's sky events for a date (?date=YYYY-MM-DD, today by default). Works without a key: try curl https://api.natalchart.ai/v1/sky Use it for where the planets are on a date, the Moon phase, or the coming retrogrades and ingresses, w…

• usage

  Your plan, today's count and when the pool refills. Costs nothing. Use it when a call fails on the limit, or before a long series of calls, to see the plan and what is left today.

• transits

  Up to 60 transit events in a window of up to 92 days, the most significant kept when there are more: exact transit-to-natal aspects by date, sign ingresses and stations. (Premium or MAX) Use it for forecasts over weeks or months (a year is four windows); for a single day use dai…

• synastry

  Two charts compared: inter-chart aspects with orbs, house overlays both ways and a score per life sphere. (Premium or MAX) Use it when the user asks about compatibility or a relationship and gives birth data for both people.

• solar_return

  The solar return chart for a year, cast for the birth place or another location. (Premium or MAX) Use it for the year ahead from a birthday; it needs a birth time.

• best_days

  Every day of a window of up to 62 days scored for one activity (general, business, romance, health, creative, travel, home, clarity): helping and hindering transits, Moon phase and sign, void of course. The five best days first. (Premium or MAX) Use it to pick dates for an activ…

• location_score

  One place against one chart: the relocated angles, the planets on them with orbs, a score for each life sphere and an overall score. (Premium or MAX) Use it when the user asks whether a specific city or place suits them; it needs a birth time and the place's coordinates.

• best_cities

  The catalogue of major cities ranked for one chart, overall or by chosen life spheres, worldwide or in one region. (Premium or MAX) Use it when the user asks where in the world to live, work or travel; it ranks major cities, optionally by life sphere or region.

Headers

Details

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