Live train tracking

Track a train with delay and next-stop context.

GET /v1/trains/{train_number}/live

Scope live:read · Credits 5 · Plans All plans

Returns normalized running state, current progress, delay, next stop, confidence, and report time.

Authentication

Send your key in the X-RailCore-Key header. This operation requires the live:read scope. See the authentication guide.

Request parameters

Name	In	Type	Required	Description
`train_number`	path	`string`	Required	Train number, 4 to 6 uppercase letters or digits.
`date`	query	`string(date)`	Required	Journey date in YYYY-MM-DD format.
`from`	query	`string`	Optional	Boarding station code.
`to`	query	`string`	Optional	Destination station code.

Code examples

Base URL https://ir.railcore.tech/v1. Keep the key in an environment variable and call from a trusted server-side environment.

cURL

curl -sS -X GET \
  -H "X-RailCore-Key: $RAILCORE_KEY" \
  "https://ir.railcore.tech/v1/trains/12656/live?date=2026-08-27&from=BSL&to=ADI"

JavaScript

const response = await fetch("https://ir.railcore.tech/v1/trains/12656/live?date=2026-08-27&from=BSL&to=ADI", {
  method: "GET",
  headers: {
    "X-RailCore-Key": process.env.RAILCORE_KEY,
  },
});

const body = await response.json();
console.log(response.status, body);

Python

import os
import requests

response = requests.request(
    "GET",
    "https://ir.railcore.tech/v1/trains/12656/live?date=2026-08-27&from=BSL&to=ADI",
    headers={"X-RailCore-Key": os.environ["RAILCORE_KEY"]},
    timeout=20,
)
print(response.status_code, response.json())

Rate limits and credits

This call costs 5 credits and is available on All plans. Per-minute and daily budgets, and the headers reporting remaining quota, are documented in rate limits and credits and billing.

Response fields

Field	Type	Description
`train_number / journey_date`	`string`	Train and operating date.
`status`	`string`	NOT_STARTED, RUNNING, AT_STATION, COMPLETED, CANCELLED, DIVERTED, or UNKNOWN.
`current_station_code / next_station_code / previous_station_code`	`string`	Current route context.
`delay_minutes`	`integer \| null`	Current delay.
`status_text`	`string \| null`	Display-ready state.
`progress_percent`	`number \| null`	Route progress from 0 to 100.
`last_reported_at`	`string \| null`	Live source report time.
`confidence`	`string`	high, medium, or low.
`eta_destination_at`	`string \| null`	Estimated destination arrival.
`next_stop`	`object \| null`	Station, ETA, ETD, and delay for the next stop.

Example response

{
  "success": true,
  "data": {
    "train_number": "12656",
    "journey_date": "2026-08-27",
    "status": "RUNNING",
    "current_station_code": "BSL",
    "next_station_code": "JL",
    "previous_station_code": "BAU",
    "delay_minutes": 12,
    "status_text": "Running 12 minutes late",
    "progress_percent": 42.7,
    "last_reported_at": "2026-08-20T17:12:23.305Z",
    "confidence": "medium",
    "eta_destination_at": "2026-08-27T18:20:00+05:30",
    "next_stop": {
      "station_code": "JL",
      "eta": "2026-08-27T11:42:00+05:30",
      "etd": "2026-08-27T11:45:00+05:30",
      "delay_minutes": 12
    }
  },
  "meta": {
    "api_version": "v1",
    "request_id": "req_01J5Z7Y8N2K4M6P8R0T2V4X6Z8",
    "trace_id": "trc_01J5Z7Y8N2K4M6P8R0T2V4X6Z9",
    "timestamp": "2026-08-20T17:12:23.305Z",
    "freshness": {
      "mode": "live",
      "retrieved_at": "2026-08-20T17:12:23.305Z",
      "sources": [
        {
          "confidence": "high"
        }
      ]
    }
  }
}

Errors

Status	Code	Description	Retry
400	`VALIDATION_ERROR`	A required field is missing or invalid.	Not retryable
401	`MISSING_API_KEY / INVALID_API_KEY`	The credential is absent, unknown, disabled, or expired.	Not retryable
403	`SCOPE_MISSING / PLAN_ENDPOINT_DISABLED`	The key lacks the required scope or plan entitlement.	Not retryable
402	`CREDITS_EXHAUSTED`	The account balance cannot cover this operation.	Not retryable
429	`RATE_LIMITED`	Minute or daily request budget is exhausted. Honor Retry-After.	Retryable
410	`API_VERSION_SUNSET`	This API version has reached its announced sunset date. Migrate to a supported major version.	Not retryable
502	`UPSTREAM_UNAVAILABLE`	Live data could not be retrieved. Retry with backoff.	Retryable
504	`UPSTREAM_TIMEOUT`	The live-data request exceeded its deadline. Retry with backoff.	Retryable
503	`METERING_UNAVAILABLE`	Credit settlement is temporarily unavailable and no data was returned.	Retryable

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