# Totallytarot Calculators MCP server

Source: https://glimind.com/server/mcp-registry%2Fnet.totallytarot%2Fcalculators
Registry id: `mcp-registry/net.totallytarot/calculators`
Status: live (checked 2026-10-27T07:13:02.856Z)

## Verdict

Totallytarot Calculators MCP server answered 99.91% of Glimind's liveness checks over 30 days, better than 30% of MCP servers, with 1222 ms median handshake and 4 outages in 90 days. Its agent-readiness grade is A (92/100) across 18 tools, costing an agent about 6,222 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.91% | 30% of MCP servers |
| Median handshake latency | 1222 ms | 12% of MCP servers |
| p95 handshake latency | 4061 ms | — |
| Checks in 30 days | 4,986 | — |
| Outages, 90 days | 4 | — |
| Median recovery | 5 min | — |
| Agent-readiness score | 92/100 (A) | 72% of MCP servers |
| Tools | 18 | — |
| Tool-list size for an agent | ~6,222 tokens | 36% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "totallytarot-calculators-mcp-server": {
      "type": "http",
      "url": "https://totallytarot.net/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http totallytarot-calculators-mcp-server https://totallytarot.net/mcp
```

## Tools (18)

- `check_retrogrades`: Reports which planets are retrograde on a date and the two stations that open and close each body's current period ("since 2026-02-14, until 2026-03-07"). Per b
- `compute_birth_chart`: Casts a natal chart: each planet's sign and exact degree in both the tropical (Western) and sidereal (Vedic, Lahiri) zodiacs, the ascendant, the twelve Placidus
- `compute_four_pillars`: Computes the four pillars (bazi) of a birth: the stem and branch of the year, month, day and hour, and each pair's place in the sixty cycle. Stems and branches 
- `compute_heluo_birth_hexagram`: Computes the He Luo birth hexagram from "date", "time" and "place": the hexagram the He Luo Zhen Shu (preface dated 1591) counts from the four pillars, as the b
- `compute_maya_day_sign`: Converts a Gregorian date to the Maya calendars: Tzolk'in day sign and tone as written (e.g. "6 Oc"), kin 1-260, the sign's meaning, direction and trecena, the 
- `compute_moon_phase`: Returns the Moon's phase at an instant: phase angle, illuminated fraction, the eight-fold name, waxing or waning, age in days, tropical sign and degree, distanc
- `compute_panchang`: Computes the panchang for one civil date at one place: tithi, nakshatra with pada, yoga and karana, each with the UTC and local instants it begins and ends, plu
- `compute_seven_governors_chart`: Computes the Chinese Seven Governors and Four Remainders chart from "date", "time" and "place": the life palace, and for the Sun, Moon, five planets, Luohou, Ji
- `compute_tarot_birth_card`: Reduces a birth date to its tarot birth card by this site's own rule, with 11, 22 and 33 held as master numbers, returning the card, its Roman numeral and every
- `compute_transits`: Computes where the sky is on a chosen date against where it was at somebody's birth: ten transiting bodies with longitude, sign, degree, speed and retrograde st
- `compute_vimshottari_dasha`: Computes the Vimshottari dasha timeline from a birth date, time and place: all nine mahadashas of the 120-year cycle, each with the exact instant it opens and c
- `convert_calendar_date`: Converts between the Gregorian and Julian calendars, the Julian Day Number and the three Maya counts (Tzolk'in, Haab, Long Count), any one to all the others, an
- `convert_chinese_lunar_date`: Converts a Gregorian date to the Chinese lunisolar calendar or back: lunar year, month, day, whether the month is a leap month, when it began, and the solar ter
- `find_eclipses`: Finds the solar and lunar eclipses nearest a date: greatest eclipse to the second in UTC, type, obscuration, the eclipsed body's sign, days from the date, and f
- `get_iching_hexagram_text`: Returns one of the 64 Zhouyi (I Ching) hexagrams by "hexagram" number: trigrams, lines, and the judgement text (and one line text if asked) as printed in an edi
- `get_planetary_positions`: Returns where every body is at an instant, with no birth data and no place required: Sun, Moon, the eight planets and the two lunar nodes, each with geocentric 
- `get_solar_terms`: Returns the 24 solar terms of a "year" (1926-3026): the instant the Sun reaches each 15-degree mark of ecliptic longitude, in UTC, Beijing time and an optional 
- `resolve_utc_offset`: Resolves the UTC offset in force at a place on a date: the IANA zone that applied then, the signed offset, the UTC instant it resolves to, and a confidence of h

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.