Advanced techniques

Fertility / Conception / IVF Window (KP)

get_fertility_window

KP fertility-readiness lens. Promise check: 5th-cusp sub-lord must signify 2/5/11 (promise) and not 1/4/10 (denial), not retrograde, star lord not retrograde. Outputs overall verdict (NATURAL / IVF_OR_ASSISTED / DELAYED / DENIED / MIXED), Jupiter karaka health check, 5th-cusp sign affinity (fruitful: Cancer/Scorpio/Pisces; barren: Aries/Gemini/Leo/Virgo), per-child analysis (1st = 5th house, 2nd = 7th, 3rd = 9th), natural-conception dasha windows, IVF/assisted-reproduction signals (retrograde 5th CSL, Saturn/Mars/Rahu in 5th), miscarriage risk score (5+8 mixed-active). Books: KP Reader 4 children chapters, Aryan Astrology Research Centre, bestkpastrologer.com (Partha Sarathi Rout). Supplementary lens, not diagnostic; never a substitute for clinical fertility evaluation. Hard-disable any gender-of-child output for IN deployments (illegal under PCPNDT).

Parameters

Name	Type	Required	Description
birth_datetime	string	Yes	Birth date and time in ISO 8601 format (e.g., "1990-05-15T14:30:00").
latitude	number	Yes	Birth location latitude. Range: -90 to 90.
longitude	number	Yes	Birth location longitude. Range: -180 to 180.
utc_offset_minutes	number	Yes	UTC offset in minutes (e.g., 330 for IST, -300 for EST).
ayanamsa	enum: kp \| kp_new \| lahiri \| raman \| true_chitra \| khullar	No	Ayanamsa system. Defaults to kp.

Example call

Send the request as a standard MCP tools/call:

http

POST https://mcp.lumin.guru/mcp
Authorization: Bearer mcp_yourkey...
Accept: application/json, text/event-stream
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_fertility_window",
    "arguments": {
      "birth_datetime": "1992-08-14T04:32:00",
      "latitude": 6.927,
      "longitude": 79.861,
      "utc_offset_minutes": 330,
      "ayanamsa": "kp"
    }
  }
}

Birth data

This tool requires birth data on every call. The MCP server is stateless, so calling set_birth_profile first validates the data and returns the reading plan, but it does not store anything. Repeat the same five fields here.