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Lake AI Service

Get to know LAS Operator hub User Operation Guide LAS skills Development reference

Lake AI Service

Development reference

LAS CLI command reference

API Reference: Operator Calling API

Online operator API

Asynchronous callback API

Batch Task API

API reference: Data plane

Usage methods

Chat API

Responses API

Create model response

Query model response

Retrieve response context

Delete model response

The response object

Streaming response

OpenAI SDK compatibility note

API reference: control plane

Invocation method

Storage Optimization

DeleteOptimizerTask - Delete optimization task

GetOptimizer - Query optimizer configuration

ListOptimizerTasks - Query optimizer task list

UpdateOptimizer - Update optimizer configuration

GetOptimizerTask - Query optimizer task details

DeleteOptimizer - Delete optimizer configuration

CreateOptimizer - Create optimizer configuration

CancelOptimizerTask - Cancel optimizer task

RunOptimizerTask - Execute optimization task

Workflow template

GetWorkflow - Retrieve workflow

ListWorkflows - Retrieve workflow list

UpdateWorkflow - Update workflow

DeleteWorkflow - Delete a workflow

CreateWorkflow - Create a workflow

Workflow Instance

RunWorkflowInstance - Run a workflow instance

GetWorkflowInstance - Retrieve workflow instance details

ListWorkflowInstances - Get workflow instance list

CancelWorkflowInstance - Interrupt a workflow instance

RetryWorkflowInstance - Retry workflow instance

Task Management

CreateTask - Create task

UpdateTask - Update task

DeleteTask - Delete task

GetTask - Retrieve task details

ListTasks - Retrieve task list

ListTaskRunOwners - List summary information about task run owners

RunTaskInstance - Start task instance

CancelTaskInstance - Cancel task instance

RetryTaskInstance - Retry task instance

GetTaskInstance - Retrieve task instance details

GetTaskInstanceTrackingUrl - Get the task monitoring UI link

GetTaskInstanceLog - View task logs

ListTaskInstances - List summary information of task instances

ReportTaskStatus - Update instance status

Dataset Management

CreateDataset - Create dataset

ListDatasets - Dataset list

UpdateDataset - Modify dataset information

GetDataset - View dataset information

DeleteDataset - Delete dataset

Dataset permissions

GetDatasetPermission - Retrieve dataset permission information

UpdateDatasetPermission - Retrieve dataset permission information

ListAllDatasetPermissions - User permission list for the dataset, including users without permissions

GrantDatasetPermissions - Batch grant dataset permissions to users

ListDatasetPermissions - List of dataset user permissions - contains only permissions

RevokeDatasetPermission - Revoke a user's dataset permission

GrantDatasetPermission - Grant user dataset permissions

ListUsersForGroup - Query the list of users in a user group

Data lake

Catalog

SDK reference

LAS Catalog Java SDK user guide

Component operations guide

Daft

Read and write LAS datasets

Best practices

Daft Distributed UDF Parameter Configuration

Resumable computation and incremental computation: Daft Checkpoint

Lance

Lance overview

Quick start

Apache Gravitino

Overview of Apache® Gravitino

Apache® Gravitino Iceberg REST Catalog usage guide

Apache® Gravitino Lance REST Catalog user guide

Apache® Gravitino Server OpenAPI usage guide

Offline operators Daft call reference

Supported operators: offline operators

ModelArk large model series

Visual understanding

Visual content understanding (Doubao series models)

Text generation

Text generation (Doubao/DeepSeek series models)

Text generation (Deepseek-V3)

Deep thinking (Doubao-1.5-thinking-pro)

Deep reasoning (DeepSeek-R1)

Text vectorization

Text embedding (Doubao-embedding-large)

Text vectorization (Doubao-embedding)

Multimodal deep thinking

Multimodal deep reasoning (Doubao series models)

Multimodal deep reasoning (Doubao-Seed-1.6-thinking)

Multimodal deep reasoning (Doubao-1.5-thinking-vision-pro)

Video

Video processing

Video safety detection

General video format conversion

Video conversion to MP4

Video metadata extraction

Video face blurring

Video frame sampling

Video keyframe extraction

Video resolution adjustment (offline)

Remove audio tracks from video

Video and audio detection

Video and audio extraction

Adaptive video compression

Video segment splitting (timestamp)

Video segment splitting (keyframe)

Video segment splitting (duration)

Video motion score calculation

Video black border detection and cropping

Video cropping

Video concatenation

Video adaptive keyframe extraction

Video first frame identification

Video sharpness calculation

Video aspect ratio adjustment

Video analysis

Video quality scoring

Video Content Safety

Video risk identification

Audio

Audio processing

Audio scoring (Audiobox Aesthetics)

Audio silence detection

Audio file size calculation

Multilingual CTC alignment

Audio filter processing

Audio format conversion (offline)

Audio duration calculation

Audio segment splitting (timestamp)

Audio to MP3

Audio signal-to-noise ratio calculation

Audio concatenation

Fast audio concatenation (same source)

Audio metadata extraction

Audio denoising (MossFormer2_SE_48K)

Audio segment splitting (duration)

Audio quality scoring (DNSMOS)

Speech quality scoring (SpeechScore)

Audio recognition

Speech-to-text (FireRed)

Speech-to-text (Whisper model series)

Audio multilingual recognition (whisper)

Language identification and ASR (Whisper series models)

Speech endpoint detection (FSMN model)

Speech endpoint detection (Silero model)

Speaker verification (ERes2Net)

Audio generation

Text-to-speech (Doubao voice large model)

Audio preprocessing

Audio format standardization

Audio classification

Multilingual audio classification

Audio security identification

Audio risk identification

Image

Image processing

Image safety detection

Image hash value

Image aesthetic scoring

Image face blur

Image face detection

Image cropping

Image black border cropping

Image compression

Image sharpness calculation

Image quality scoring

Image format conversion

Image vectorization

Image embedding (ViT series models)

Image OCR

Image OCR (EasyOCR)

Image Editing

Image generation and editing (Doubao seedream series models)

Text

TOS path presigned URL

Generate ordinary pre-signed URLs for TOS

Text processing

URL ratio calculator

Chinese simplified-traditional conversion

Text safety scorer

Maximum English word length calculator

Text length calculator

Word repetition ratio calculator

Duplicate row calculator

Text chunking (semantic-based)

Text chunk segmentation (based on sentence structure)

CommonCrawl WARC file content extraction

Remove text links

Bullet-point line ratio calculator

Special character ratio calculator

Character ratio calculator

Whitespace character normalizer

MD5 hash calculation

Perplexity calculator

Text classification

Language identification for text

Text quality assessment

Multilingual text quality scoring

English text quality scoring

Text cleaning

Specific character replacement

HTML tag removal

Email address cleaning

Text vectorization

Text embedding (BGE model)

Text sparse & dense embedding (BGE model)

Text security detection

Text content risk identification

Text translation

Multilingual text translation

Multimodal

Image understanding

Image content understanding (Qwen VL series models)

Image content understanding (Qwen VL series models, supports large-scale models)

Image content understanding (LLaVA series models)

Multimodal vectorization

Image-text embedding (CLIP model)

Audio understanding

Audio content understanding (Qwen Omni model)

Audio understanding (Kimi-Audio series models)

Other

Timestamp segment merging

Documentation

Lake AI Service

API reference: control plane

Storage Optimization

DeleteOptimizer - Delete optimizer configuration

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Storage Optimization

DeleteOptimizer - Delete optimizer configuration

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DeleteOptimizer - Delete optimizer configuration

Last updated: 2026.05.18 20:10:08

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