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Cosmic Chemistry MCP server

Which MCP servers are Cosmic Chemistry's own, from the official registry and from asking its own domain, whether they answer, and what they offer. A program checked each of these, nobody copied them from a product page.

read 2026-10-20

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Whose server it is
  • Registry nameco.cosmicchemistry/vedic-astrologyverified in the MCP registry

The registry name sits under cosmicchemistry.co. The registry only lets a publisher use that namespace after proving control of the domain through DNS or HTTP.

When we asked itchecked 2026-10-20
  • Stateanswerschecked 2026-10-20
  • Tools13
  • Server calls itselfcosmic-chemistry
  • Server version1.1.0
  • Protocol version2025-06-18

On 2026-10-20 the server answered initialize and tools/list without a sign-in. First answer in 85 ms.

Should an agent connect itNot proven either way yet
  • Whether its tools do the product's job has not been judged yet.

Said by rules from the measurements above. The likely first call is a model's pick from the tool list; read its description before relying on it.

Measured dailydaily checks: 16, the first on 2026-10-20
  • INITE MCP score97 of 100answers 100 · definitions 99 · context 81 · connects 100
  • Answered100% of days16 of 16 daily checks
  • Median first answer197 ms
  • Space in an agent's context≈ 6,052 tokensthe definitions of all its tools (22), which an agent carries on every turn
  • Tool definitionsA · 99 of 100
  • Typed results0 of 22 toolsdeclared outputSchema: results come typed, read once
  • Parameters without a description: in 1 of 22

What an agent can do with it

  • not sure · check a birth chart against recurring life patterns
  • cannot · follow a small weekly ritual for one life area
  • not sure · compare planetary influences across career, love and money

Each of the product's use cases, put to Jev against this server's tool list: can an agent do it with these tools?

Worth a look

None of the five warning signs in these definitions.

A program checks the server once a day: initialize and tools/list, no model. Tokens are the definitions' length at about four characters a token. The grade averages six checks of every tool's name, description, schema and annotations; it says how well the tools are described, not whether they work. The score weighs what was measured and nothing else: answering (25%), doing the product's job (25%), definitions (20%), context (10%), use (10%) and how readily a client connects (10%). A part that was not measured is left out, and a hidden instruction caps the score at 40. The state of vendors' MCP servers: method and numbers →

Tools it offers13 tools · read 2026-10-20
  • vedic_birth_chart

    Use this when someone asks for their Vedic birth chart, kundli, janam kundali, sidereal chart, or where their planets are in Vedic astrology (signs, houses, nakshatras, rising sign). Returns all nine planets with sign, degree, house…

  • vedic_rising_sign

    Use this when someone asks for their rising sign, ascendant or lagna in Vedic astrology, or why their Vedic rising sign differs from a Western app. Returns the Vedic rising sign, its ruler, and the Western rising sign for comparison…

  • moon_sign_nakshatra

    Use this when someone asks for their Moon sign (rashi), birth star or nakshatra and pada in Vedic astrology. Also use for "birth star", "janma nakshatra", "what is my rashi", "my zodiac sign in Vedic astrology". Works from the birth date…

  • sade_sati_check

    Use this when someone asks whether they are in Sade Sati, when their Sade Sati starts or ends, or about Saturn’s seven and a half years. Also use for Shani sade sati and "Saturn’s 7.5 years". Returns whether it is running now, its three…

  • saturn_return_dates

    Use this when someone asks when their Saturn return is (in Vedic, sidereal reckoning), whether they are in it now, or at what ages it comes. Also use for "Saturn return at 28/29" and Shani return. Returns every Saturn return with dates…

  • current_dasha

    Use this when someone asks which mahadasha or antardasha they are running, their Vimshottari dasha timeline, when their next dasha begins, or when a dasha ends ("when does my Rahu dasha end", "my current dasha lord"). Returns every…

  • manglik_check

    Use this when someone asks if they are Manglik or have Mangal dosha. Returns where Mars falls from the rising sign, the Moon and Venus. Present it honestly: about half of all charts count as Manglik by the common rule, so it is common…

  • planet_in_house_meaning

    Use this when someone asks what a planet in a house means in Vedic astrology, e.g. "Venus in the 8th house", "Saturn in 12th house meaning", "Sun in my 12th house". Use this instead of vedic_birth_chart when the person names a planet and…

  • daily_panchang

    Use this when someone asks for today’s panchang or the Hindu calendar for a place: the tithi, nakshatra, yoga, karana, Rahu kaal (rahu kalam), Yamaganda, Gulika, Abhijit muhurat, choghadiya, sunrise and sunset, or which festival or vrat…

  • festival_and_vrat_dates

    Use this when someone asks when a Hindu festival, vrat or observance falls, or what is coming up: "when is Diwali", "next Ekadashi", "Karwa Chauth date", "Pradosh vrat this month", "festivals in November", "when is Pongal in Chennai"…

  • moon_today

    Use this when someone asks where the Moon is right now or today: its sign (Vedic and Western), its nakshatra, its phase, or when the next full moon or new moon comes ("what sign is the Moon in today", "moon phase today", "next full moon"…

  • planetary_hours

    Use this when someone asks for the planetary hours or hora of a day and place, which planet rules the hour now, or when a planet’s hour comes ("planetary hours today in London", "what planetary hour is it", "when is the Venus hour today"…

  • mercury_retrograde

    Use this when someone asks whether Mercury is retrograde now, when the next Mercury retrograde starts or ends, or for the Mercury retrograde dates of a year ("is Mercury in retrograde", "when does Mercury retrograde end", "Mercury…

How to connect

Add the server to your MCP client config. Claude Desktop, Cursor and most other clients read this shape:

{
  "mcpServers": {
    "vedic-astrology": {
      "type": "http",
      "url": "https://cosmicchemistry.co/mcp"
    }
  }
}

Add it

Claude Code, in a terminal

claude mcp add --transport http cosmicchemistry https://cosmicchemistry.co/mcp

Add to CursorAdd to VS Code

claude.ai, ChatGPT and other clients: add https://cosmicchemistry.co/mcp as a custom connector in the settings.

Each line is something a program found when it went looking: the registry entry, the server's own answer, a spec that parses. A missing line means we did not find it, not that it does not exist.