Get a training run

Viewing v1— superseded by v2

GET

/v1/workspaces/{workspace_id}/training-runs/{training_run_id}

curl --request GET \
  --url https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.json())

const url = 'https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}

package main

import (
  "fmt"
  "net/http"
  "io"
)

func main() {

  url := "https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id"

  req, _ := http.NewRequest("GET", url, nil)

  req.Header.Add("Authorization", "Bearer <token>")

  res, _ := http.DefaultClient.Do(req)

  defer res.Body.Close()
  body, _ := io.ReadAll(res.Body)

  fmt.Println(res)
  fmt.Println(string(body))

}

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

OkHttpClient client = new OkHttpClient();

Request request = new Request.Builder()
  .url("https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id")
  .get()
  .addHeader("Authorization", "Bearer <token>")
  .build();

Response response = client.newCall(request).execute();

require 'uri'
require 'net/http'

url = URI("https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

var client = new RestClient("https://api.app.layer.ai/api/v1/workspaces/:workspace_id/training-runs/:training_run_id");
var request = new RestRequest("", Method.Get);
request.AddHeader("Authorization", "Bearer <token>");
var response = client.Execute(request);

v1 is superseded. v1 was superseded by v2 on 2026-08-26. A sunset date has not been announced yet; v1 will be deprecated as a whole before removal. Migrate with the v2 migration guide.

Get the status and progress of a training run.

Authorizations

bearerAuth
oauth2
serviceAccount
reference_sets:read

Parameters

Path Parameters

workspace_id

required

Workspace Id

Id of the workspace that owns the resource.

string format: uuid

Id of the workspace that owns the resource.

training_run_id

required

Training Run Id

Id of the training run.

string format: uuid

Id of the training run.

Responses

200

Successful Response

application/json

GetTrainingRunResponse

object

training_run_id

required

Training Run Id

string format: uuid

state

required

State

In_progress, terminal_success, or terminal_failure.

string

Allowed values: in_progress terminal_success terminal_failure

raw_status

required

Raw Status

Fine-grained run status.

string

progress

required

Progress

Training progress in [0, 1]; 1.0 when complete.

number

poll_interval_seconds

Poll Interval Seconds

Suggested polling interval in seconds. Present while in_progress.

integer

nullable

eta_at

Eta At

Estimated completion time, if known.

string format: date-time

nullable

started_at

Started At

string format: date-time

nullable

finished_at

Finished At

string format: date-time

nullable

error

Error

Error message. Present only on terminal_failure.

string

nullable

error_code

Error Code

Machine-readable error code. Present on terminal_failure.

string

nullable

webhook

Any of:

WebhookStatusView
null

WebhookStatusView

What a job’s GET reports about the callback attached to it.

The URL is echoed so a caller can tell which of its endpoints a run was aimed at; the rest is how the delivery went, which is the only place a failed delivery is visible.

object

url

required

Url

The callback URL this run was submitted with.

string

status

required

WebhookDeliveryStatus

Pending until a delivery settles, then delivered or failed.

string

Allowed values: pending delivered failed

attempts

required

Attempts

How many delivery attempts have been made.

integer

last_attempt_at

Last Attempt At

When the last attempt was made.

string format: date-time

nullable

last_response_status

Last Response Status

HTTP status the receiver returned on the last attempt, if it responded.

integer

nullable

last_error

Last Error

Why the last attempt did not succeed. Null once delivered.

string

nullable

Example

{
  "state": "in_progress",
  "webhook": {
    "status": "pending"
  }
}

401

Unauthenticated — missing or invalid Bearer token.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

403

Forbidden — insufficient permissions, or the access token lacks the scope the operation requires.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

404

Resource not found.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

409

The outcome of the request with this Idempotency-Key is not known yet: it is still running, or it failed without a stored response. Retry after the number of seconds in Retry-After.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

422

Invalid input parameters, or an Idempotency-Key reused for a different request.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

429

Rate limited — retry after the number of seconds in Retry-After.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}

500

Internal server error.

application/problem+json

object

type

required

string

title

required

string

status

required

integer

detail

required

string

Example

{
  "type": "https://api.layer.ai/errors/ERROR_CODE",
  "title": "Error Title",
  "status": 400,
  "detail": "Human-readable description."
}