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Cancel a run

POST
/api/v1/org/{org}/ws/{workspace}/workflows/runs/{run_id}/cancel
 
curl --request POST \
  --url 'https://example.com/api/v1/org/example/ws/example/workflows/runs/2489E9AD-2EE2-8E00-8EC9-32D5F69181C0/cancel?project_id=2489E9AD-2EE2-8E00-8EC9-32D5F69181C0' \
  --header 'Authorization: Bearer <token>'

Cancel a pending run. V1 cannot interrupt an active execution host.

Authorizations

Section titled “Authorizations ”

Parameters

Section titled “ Parameters ”

Path Parameters

Section titled “Path Parameters ”
run_id
required
Run Id
string format: uuid
org
required
Org

Organization slug

string

Organization slug

workspace
required
Workspace

Workspace slug

string

Workspace slug

Query Parameters

Section titled “Query Parameters ”
project_id
required
Project Id
string format: uuid

Responses

Section titled “ Responses ”

200

Section titled “200 ”

Successful Response

Media type application/json
WorkflowRunSummary
object
created_at
required
Created At
string format: date-time
definition_id
required
Definition Id
string format: uuid
error
required
Any of:
string
finished_at
required
Any of:
string format: date-time
host_kind
required
Host Kind
string
id
required
Id
string format: uuid
last_fact_seq
required
Last Fact Seq
integer
organization_id
required
Organization Id
string format: uuid
project_id
required
Project Id
string format: uuid
run_heartbeat_at
required
Any of:
string format: date-time
runtime_id
required
Any of:
string format: uuid
session_group_id
required
Any of:
string format: uuid
started_at
required
Any of:
string format: date-time
status
required
Status
string
title
required
Any of:
string
workspace_id
required
Workspace Id
string format: uuid
Example generated
{
  "created_at": "2026-04-15T12:00:00Z",
  "definition_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "error": "example",
  "finished_at": "2026-04-15T12:00:00Z",
  "host_kind": "example",
  "id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "last_fact_seq": 1,
  "organization_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "project_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "run_heartbeat_at": "2026-04-15T12:00:00Z",
  "runtime_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "session_group_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "started_at": "2026-04-15T12:00:00Z",
  "status": "example",
  "title": "example",
  "workspace_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0"
}

400

Section titled “400 ”

Invalid request

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

401

Section titled “401 ”

Authentication failed

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

403

Section titled “403 ”

Access forbidden

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

404

Section titled “404 ”

Not found

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

409

Section titled “409 ”

Already exists

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

422

Section titled “422 ”

Validation error

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

426

Section titled “426 ”

Upgrade required

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

429

Section titled “429 ”

Rate limited

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

500

Section titled “500 ”

Internal server error

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

502

Section titled “502 ”

Bad gateway

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}

504

Section titled “504 ”

Gateway timeout

Media type application/json
APIErrorPayload

Canonical API error envelope returned by the API.

object
code
required
Code

HTTP status code

integer
Allowed values: 400 401 403 404 409 422 426 429 500 502 504
detail
required
Detail

Human-readable error message

string
errors
Any of:
Array<object>
ValidationErrorItem
object
loc
required
Loc

Where the validation error occurred

Array
msg
required
Msg

Human-readable validation message

string
type
required
Type

Machine-readable validation error type

string
type
required
Type

Stable machine-readable error type

string
Allowed values: already_exists_error app_error authentication_error conflict_error aws_error configuration_error database_error dynamodb_error e2b_error e2b_rate_limit_error expired_signature_error expired_token_error forbidden_error group_error invalid_error invalid_flag_error invalid_username_error mail_error member_exists_error member_limit_exceeded_error migration_lock_timeout_error not_found_error oauth_config_error org_sandbox_capacity_exceeded_error bad_gateway_error gateway_timeout_error s3_error server_error task_error stripe_error task_set_not_found token_error upgrade_required_error usage_limit_exceeded_error user_suspended user_verification_error validation_error
Example 
{
  "code": 401,
  "detail": "Authentication failed",
  "type": "authentication_error"
}