K3 24h IST Predictor — Public API

Read-only JSON. Periods snap to IST minute grids (1/3/5/10). Always the next period.

Base https://indialotteryapi.com/wp-json/k3/v1
Markets 1, 3, 5, 10
Period index_only | ymd_index4 | ymdhi | ymdhi_index2 | ymdhi_tail

Overview

Markets: 1, 3, 5, 10 minutes.
Server-side produces next-period based on IST grid; same math as client.
period_format / tail_source from plugin settings affect output.

Data Model

{
  "market": 1,
  "period": "20250929-0123", // depends on period_format
  "sum": 11,
  "two_same": true,
  "three_same": false,
  "all_diff": false,
  "pair_val": 3,
  "triple_val": null,
  "big_small": "Big",
  "odd_even": "Odd",
  "confidence": 89
}

GET /meta

GET https://indialotteryapi.com/wp-json/k3/v1/meta

{
  "markets":{"1":{"seconds":60},"3":{"seconds":180},"5":{"seconds":300},"10":{"seconds":600}},
  "settings":{"period_format":"ymd_index4","tail_source":"index2"},
  "ist_now":{"ymd":"20250929","h":14,"m":22,"s":18}
}

GET /next

Param	Type	Req	Description
`market`	int (1\|3\|5\|10)	Yes	Minute grid

GET https://indialotteryapi.com/wp-json/k3/v1/next?market=1

{
  "market":1,"period":"20250929-0123","ymd":"20250929","hi":"1530","idx":123,
  "remain":42,"seconds_per_period":60,"ist_now":{"ymd":"20250929","h":15,"m":29,"s":18}
}

GET /predict

Param	Type / Default	Description
`market`	int — required	1\|3\|5\|10
`period`	string	Predict exactly this period string (per settings)
`ymd`	string	Ymd part if building period
`hi`	string	HHmm for the grid
`idx`	int	Index within the day
`n`	int, default 1	When not specifying period/ymd+hi+idx, return next N

GET https://indialotteryapi.com/wp-json/k3/v1/predict?market=3
GET https://indialotteryapi.com/wp-json/k3/v1/predict?market=1&period=20250929-0123
GET https://indialotteryapi.com/wp-json/k3/v1/predict?market=5&ymd=20250929&hi=1530&idx=12
GET https://indialotteryapi.com/wp-json/k3/v1/predict?market=10&n=5

GET /batch

Param	Type / Default	Description
`market`	int — required	1\|3\|5\|10
`n`	int, default 10	1–200
`start_ymd`	string	Optional start Ymd
`start_idx`	int	Optional start index

GET https://indialotteryapi.com/wp-json/k3/v1/batch?market=1&n=20&start_ymd=20250929&start_idx=1

Quick Examples

curl -s 'https://indialotteryapi.com/wp-json/k3/v1/meta'
curl -s 'https://indialotteryapi.com/wp-json/k3/v1/next?market=1'
curl -s 'https://indialotteryapi.com/wp-json/k3/v1/predict?market=3&n=5'
curl -s 'https://indialotteryapi.com/wp-json/k3/v1/batch?market=10&n=10'