from retab import Retab
client = Retab()
run = client.workflows.experiments.runs.cancel("exprun_2")
print(run.lifecycle.status)
import { Retab } from "@retab/node";
const client = new Retab({ apiKey: process.env.RETAB_API_KEY });
const run = await client.workflows.experiments.runs.cancel("exprun_2");
console.log(run.lifecycle.status);
package main
import (
"context"
"fmt"
"log"
retab "github.com/retab-dev/retab/clients/go"
)
func ptr[T any](v T) *T { return &v }
func main() {
ctx := context.Background()
client, err := retab.NewClient("")
if err != nil {
log.Fatal(err)
}
run, err := client.Workflows.Experiments.Runs.Cancel(ctx, "exprun_2")
if err != nil {
log.Fatal(err)
}
fmt.Println(run.Lifecycle.Status())
}
use retab::Retab;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = Retab::new(std::env::var("RETAB_API_KEY")?);
let run = client.workflows().experiments().runs().cancel("exprun_2").await?;
println!("{:?}", run.lifecycle);
Ok(())
}
<?php
require 'vendor/autoload.php';
use Retab\Client;
$client = new Client(apiKey: getenv('RETAB_API_KEY'));
$result = $client->workflows()->experiments()->runs()->cancel(
runId: 'run_abc123',
);
print_r($result);
using Retab;
using RetabClient = Retab.Retab;
var apiKey = Environment.GetEnvironmentVariable("RETAB_API_KEY")!;
var client = new RetabClient(apiKey);
var result = await client.Workflows.Experiments.Runs.CancelAsync("run_abc123");
Console.WriteLine(result);
require 'retab'
client = Retab::Client.new(api_key: ENV['RETAB_API_KEY'])
result = client.workflows.experiments.runs.cancel(run_id: 'run_abc123')
puts result
import com.retab.RetabClient;
public final class Example {
public static void main(String[] args) throws Exception {
RetabClient client = new RetabClient(System.getenv("RETAB_API_KEY"));
var result = client.workflows().experiments().runs().cancel("run_abc123");
System.out.println(result);
}
}
curl -X 'POST' \
'https://api.retab.com/v1/workflows/experiments/runs/exprun_2/cancel' \
-H 'Authorization: Bearer <your-api-key>'
{
"id": "exprun_2",
"lifecycle": { "status": "cancelled" },
"timing": {
"created_at": "2026-05-18T10:00:00Z",
"started_at": "2026-05-18T10:00:01Z",
"completed_at": "2026-05-18T10:00:04Z"
}
}
Runs
Cancel Experiment Run
Cancel an experiment run.
Identified by run_id. Cancels the run and any of its pending or
in-flight results, returning the run’s new cancelled lifecycle.
Cancelling an already-cancelled run is idempotent and succeeds. Returns
404 if the run does not exist, or if it has already reached a terminal
completed or error status — only a pending, queued, or running run
can be cancelled.
POST
/
v1
/
workflows
/
experiments
/
runs
/
{run_id}
/
cancel
from retab import Retab
client = Retab()
run = client.workflows.experiments.runs.cancel("exprun_2")
print(run.lifecycle.status)
import { Retab } from "@retab/node";
const client = new Retab({ apiKey: process.env.RETAB_API_KEY });
const run = await client.workflows.experiments.runs.cancel("exprun_2");
console.log(run.lifecycle.status);
package main
import (
"context"
"fmt"
"log"
retab "github.com/retab-dev/retab/clients/go"
)
func ptr[T any](v T) *T { return &v }
func main() {
ctx := context.Background()
client, err := retab.NewClient("")
if err != nil {
log.Fatal(err)
}
run, err := client.Workflows.Experiments.Runs.Cancel(ctx, "exprun_2")
if err != nil {
log.Fatal(err)
}
fmt.Println(run.Lifecycle.Status())
}
use retab::Retab;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = Retab::new(std::env::var("RETAB_API_KEY")?);
let run = client.workflows().experiments().runs().cancel("exprun_2").await?;
println!("{:?}", run.lifecycle);
Ok(())
}
<?php
require 'vendor/autoload.php';
use Retab\Client;
$client = new Client(apiKey: getenv('RETAB_API_KEY'));
$result = $client->workflows()->experiments()->runs()->cancel(
runId: 'run_abc123',
);
print_r($result);
using Retab;
using RetabClient = Retab.Retab;
var apiKey = Environment.GetEnvironmentVariable("RETAB_API_KEY")!;
var client = new RetabClient(apiKey);
var result = await client.Workflows.Experiments.Runs.CancelAsync("run_abc123");
Console.WriteLine(result);
require 'retab'
client = Retab::Client.new(api_key: ENV['RETAB_API_KEY'])
result = client.workflows.experiments.runs.cancel(run_id: 'run_abc123')
puts result
import com.retab.RetabClient;
public final class Example {
public static void main(String[] args) throws Exception {
RetabClient client = new RetabClient(System.getenv("RETAB_API_KEY"));
var result = client.workflows().experiments().runs().cancel("run_abc123");
System.out.println(result);
}
}
curl -X 'POST' \
'https://api.retab.com/v1/workflows/experiments/runs/exprun_2/cancel' \
-H 'Authorization: Bearer <your-api-key>'
{
"id": "exprun_2",
"lifecycle": { "status": "cancelled" },
"timing": {
"created_at": "2026-05-18T10:00:00Z",
"started_at": "2026-05-18T10:00:01Z",
"completed_at": "2026-05-18T10:00:04Z"
}
}
Cancel one pending or running experiment run by
run_id. Cancellation is
run-specific; it no longer targets “the latest run” for an experiment.
from retab import Retab
client = Retab()
run = client.workflows.experiments.runs.cancel("exprun_2")
print(run.lifecycle.status)
import { Retab } from "@retab/node";
const client = new Retab({ apiKey: process.env.RETAB_API_KEY });
const run = await client.workflows.experiments.runs.cancel("exprun_2");
console.log(run.lifecycle.status);
package main
import (
"context"
"fmt"
"log"
retab "github.com/retab-dev/retab/clients/go"
)
func ptr[T any](v T) *T { return &v }
func main() {
ctx := context.Background()
client, err := retab.NewClient("")
if err != nil {
log.Fatal(err)
}
run, err := client.Workflows.Experiments.Runs.Cancel(ctx, "exprun_2")
if err != nil {
log.Fatal(err)
}
fmt.Println(run.Lifecycle.Status())
}
use retab::Retab;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = Retab::new(std::env::var("RETAB_API_KEY")?);
let run = client.workflows().experiments().runs().cancel("exprun_2").await?;
println!("{:?}", run.lifecycle);
Ok(())
}
<?php
require 'vendor/autoload.php';
use Retab\Client;
$client = new Client(apiKey: getenv('RETAB_API_KEY'));
$result = $client->workflows()->experiments()->runs()->cancel(
runId: 'run_abc123',
);
print_r($result);
using Retab;
using RetabClient = Retab.Retab;
var apiKey = Environment.GetEnvironmentVariable("RETAB_API_KEY")!;
var client = new RetabClient(apiKey);
var result = await client.Workflows.Experiments.Runs.CancelAsync("run_abc123");
Console.WriteLine(result);
require 'retab'
client = Retab::Client.new(api_key: ENV['RETAB_API_KEY'])
result = client.workflows.experiments.runs.cancel(run_id: 'run_abc123')
puts result
import com.retab.RetabClient;
public final class Example {
public static void main(String[] args) throws Exception {
RetabClient client = new RetabClient(System.getenv("RETAB_API_KEY"));
var result = client.workflows().experiments().runs().cancel("run_abc123");
System.out.println(result);
}
}
curl -X 'POST' \
'https://api.retab.com/v1/workflows/experiments/runs/exprun_2/cancel' \
-H 'Authorization: Bearer <your-api-key>'
{
"id": "exprun_2",
"lifecycle": { "status": "cancelled" },
"timing": {
"created_at": "2026-05-18T10:00:00Z",
"started_at": "2026-05-18T10:00:01Z",
"completed_at": "2026-05-18T10:00:04Z"
}
}
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Path Parameters
Response
Successful Response
Result of cancelling an experiment run: the run id and its resulting lifecycle state.
The experiment run has been created but execution has not started.
- PendingWorkflowExperimentRun
- QueuedWorkflowExperimentRun
- RunningWorkflowExperimentRun
- CompletedWorkflowExperimentRun
- ErrorWorkflowExperimentRun
- CancelledWorkflowExperimentRun
Show child attributes
Show child attributes
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