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List task versions

GET
/api/v1/org/{org}/tasks/{name}/versions

List all versions of a task

name
required
Name

Task name

string

Task name

org
required
Org

Organization slug

string

Organization slug

Successful Response

TaskVersionList

All versions of a task, sorted by semver descending.

object
latest
Any of:
TaskSummary

Summary of a task for list responses

object
author
Any of:
string
created_at
required
Created At

Creation timestamp

string format: date-time
description
Any of:
string
difficulty
Any of:
string
file_size
required
File Size

Task archive file size in bytes

integer
id
required
Id

Task ID

string format: uuid
is_public
required
Is Public

Whether the task is publicly visible

boolean
license
Any of:
string
name
required
Name

Task name

string
oci_digest
Any of:
string
org_key
required
Org Key

Owning organization key

string
organization_id
required
Organization Id

Organization ID

string format: uuid
ports
Any of:
object
key
additional properties
Array<integer>
sandbox_provider
Sandbox Provider

Sandbox provider (docker or e2b)

string
default: e2b
source
Any of:
string
tags
Any of:
Array<string>
template_status
required
TemplateStatus

Template building status

string
Allowed values: pending building ready failed
verification
Any of:
VerificationConfig

Verification configuration for task results.

Accepts legacy keys flag_hash and submission_path as input aliases for hash and path so older task.yaml files keep importing.

object
hash
Any of:
string
judge
Any of:
TrajectoryJudgeConfig

Inline config for an outcome_judge verification with kind=trajectory.

Mirrors the SDK CLI’s TrajectoryJudgeConfig shape exactly (the platform serializes this to JSON and hands it to dn judge outcome --config). Wire-compatible with the SDK; any field added one side must be added on the other.

object
kind
Kind
string
default: trajectory
Allowed value: trajectory
max_steps
Max Steps

Maximum judge-agent steps before MaxStepsExhausted.

integer
default: 50 >= 1 <= 500
model
required
Model

Generator identifier for the judge.

string
>= 1 characters
model_params
Model Params

Generator params passed through.

object
key
additional properties
any
rubric
Any of:
string
>= 1 characters
system_prompt
Any of:
string
task_context
Task Context

Opaque dict surfaced to the judge as additional context.

object
key
additional properties
any
method
Any of:
string
Allowed values: script flag outcome_judge script_and_judge flag_and_judge
path
Any of:
string
script
Any of:
string
timeout
Timeout

Verification timeout in seconds

integer
default: 30
value
Any of:
string
where
Where

Where the verification script runs (method: script only).

string
default: environment
Allowed values: agent environment
version
required
Version

Task version

string
version_count
Any of:
integer
name
required
Name

Task name

string
versions
required
Versions

Available versions (newest first)

Array<string>

Invalid request

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Authentication failed

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Access forbidden

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Not found

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Already exists

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Validation error

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Upgrade required

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Rate limited

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Internal server error

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Bad gateway

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error

Gateway timeout

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 token_error upgrade_required_error usage_limit_exceeded_error user_verification_error validation_error