The Kling 3.0 series models API is now fully available Learn More Get Started Overview Quick Start Changelog API Reference General Info Rate Limits Callback Schema Video Generation Models Video Omni Text to Video Image to Video Reference to Video Motion Control Multi-elements to video Extend Video Lip Sync Avatar Text to Audio Video to Audio Text to Speech Voice Clone Image Recognize Element Effects Effect Templates NEW Video Effects Image Generation Models Image Omni Image Generation Reference to Image Extend Image AI Multi-Shot Virtual Try-On Others Query user info Pricing Billing Info Prepaid Resource Packs Protocols Privacy Policy of API Service Terms of API Service API Service Level Agreement Avatar Create Task POST /v1/videos/avatar/image2video cURL Copy Collapse curl --request POST \ --url https://api-singapore.klingai.com/v1/videos/avatar/image2video \ --header 'Authorization: Bearer ' \ --header 'Content-Type: application/json' \ --data '{ "image": "https://p1-kling.klingai.com/kcdn/cdn-kcdn112452/kling-qa-test/pink_boy.png", "sound_file": "https://p1-kling.klingai.com/kcdn/cdn-kcdn112452/kling-qa-test/go-to-world.mp3", "prompt": "While talking, excitedly shaking head, finally reaching out and making a fist, deciding to set off, hopping happily", "mode": "std", "external_task_id": "", "callback_url": "" }' 200 Copy Collapse { "code": 0, // Error codes; Specific definitions can be found in "Error Code" "message": "string", // Error information "request_id": "string", // Request ID, generated by the system "data": { "task_id": "string", // Task ID, generated by the system "task_status": "string", // Task status, Enum values: submitted, processing, succeed, failed "task_info": { // Task creation parameters "external_task_id": "string" // Customer-defined task ID }, "created_at": 1722769557708, // Task creation time, Unix timestamp, unit ms "updated_at": 1722769557708 // Task update time, Unix timestamp, unit ms } } Request Header Content-Type string Required Default to application/json Data Exchange Format Authorization string Required Authentication information, refer to API authentication Request Body image string Required Avatar Reference Image Support inputting image Base64 encoding or image URL (ensure accessibility). Base64 Encoding Note: Please note, if you use the Base64 method, make sure all image data parameters you pass are in Base64 encoding format. When using Base64, do NOT add any prefix like data:image/png;base64,. Only provide the Base64-encoded string. Correct: iVBORw0KGgoAAAANSUhEUgAAAAUA... Incorrect: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA... Supported image formats: .jpg / .jpeg / .png Image file size ≤ 10MB, dimensions ≥ 300px, aspect ratio between 1:2.5 ~ 2.5:1 audio_id string Optional Audio ID Generated via TTS API Only supports audio generated within the last 30 days, duration between 2-300 seconds Either audio_id or sound_file must be provided (mutually exclusive) sound_file string Optional Sound File Supports Base64-encoded audio or accessible audio URL Accepted formats: .mp3/.wav/.m4a/.aac, max 5MB, format mismatch or file too large will return error codes and other information Duration must be between 2-300 seconds Either audio_id or sound_file must be provided (mutually exclusive) System will verify audio content and return error codes if there are problems prompt string Optional Positive text prompt Can be used to define avatar actions, emotions, and camera movements Cannot exceed 2500 characters mode string Optional Default to std Video generation mode Enum values： std pro std: Standard Mode, cost-effective pro: Professional Mode, higher quality video output Different model versions and video modes have different support ranges. For details, see Capability Map watermark_info object Optional Whether to generate watermarked results simultaneously Defined by the enabled parameter, format: "watermark_info": { "enabled": boolean } true: generate watermarked result, false: do not generate Custom watermarks are not currently supported callback_url string Optional The callback notification address for the result of this task. If configured, the server will actively notify when the task status changes For the specific message schema, see Callback Protocol external_task_id string Optional Customized Task ID Will not overwrite system-generated task ID, but can be used for task queries Must be unique within a single user account Query Task (Single) GET /v1/videos/avatar/image2video/{id} cURL Copy Collapse curl --request GET \ --url https://api-singapore.klingai.com/v1/videos/avatar/image2video/{task_id} \ --header 'Authorization: Bearer ' 200 Copy Collapse { "code": 0, // Error codes; Specific definitions can be found in "Error Code" "message": "string", // Error information "request_id": "string", // Request ID, generated by the system, is used to track requests and troubleshoot problems "data": { "task_id": "string", // Task ID, generated by the system "task_status": "string", // Task status, Enum values: submitted, processing, succeed, failed "task_status_msg": "string", // Task status information, displaying the failure reason when the task fails (such as triggering the content risk control of the platform, etc.) "task_info": { // Task creation parameters "external_task_id": "string" // Customer-defined task ID }, "task_result": { "videos": [ { "id": "string", // Generated video ID; globally unique "url": "string", // URL for generating videos (To ensure information security, generated images/videos will be cleared after 30 days. Please make sure to save them promptly.) "watermark_url": "string", // Watermarked video download URL, anti-leech format "duration": "string" // Total video duration, unit: s (seconds) } ] }, "watermark_info": { "enabled": boolean }, "final_unit_deduction": "string", // The deduction units of task "created_at": 1722769557708, // Task creation time, Unix timestamp, unit: ms "updated_at": 1722769557708 // Task update time, Unix timestamp, unit: ms } } Request Header Content-Type string Required Default to application/json Data Exchange Format Authorization string Required Authentication information, refer to API authentication Path Parameters task_id string Optional Task ID for avatar, fill the value directly in the request path external_task_id string Optional Customized Task ID for avatar. Fill the value directly in the request path. Choose either task_id or external_task_id for querying. Query Task (List) GET /v1/videos/avatar/image2video cURL Copy Collapse curl --request GET \ --url 'https://api-singapore.klingai.com/v1/videos/avatar/image2video?pageNum=1&pageSize=30' \ --header 'Authorization: Bearer ' 200 Copy Collapse { "code": 0, // Error codes; Specific definitions can be found in Error codes "message": "string", // Error information "request_id": "string", // Request ID, generated by the system, to track requests and troubleshoot problems "data": [ { "task_id": "string", // Task ID, generated by the system "task_status": "string", // Task status, Enum values: submitted, processing, succeed, failed "task_status_msg": "string", // Task status information, displaying the failure reason when the task fails (such as triggering the content risk control of the platform, etc.) "task_info": { // Task creation parameters "external_task_id": "string" // Customer-defined task ID }, "task_result": { "videos": [ { "id": "string", // Generated video ID; globally unique "url": "string", // URL for generating videos (To ensure information security, generated images/videos will be cleared after 30 days. Please make sure to save them promptly.) "watermark_url": "string", // Watermarked video download URL, anti-leech format "duration": "string" // Total video duration, unit: s (seconds) } ] }, "watermark_info": { "enabled": boolean }, "final_unit_deduction": "string", // The deduction units of task "created_at": 1722769557708, // Task creation time, Unix timestamp, unit: ms "updated_at": 1722769557708 // Task update time, Unix timestamp, unit: ms } ] } Request Header Content-Type string Required Default to application/json Data Exchange Format Authorization string Required Authentication information, refer to API authentication Query Parameters pageNum int Optional Default to 1 Page number Value range: [1, 1000] pageSize int Optional Default to 30 Number of items per page Value range: [1, 500] Previous chapter：Lip Sync Next chapter：Text to Audio Create Task Query Task (Single) Query Task (List) The Kling 3.0 Series Models API is Now Fully Available – All in One, One for All！ Models Available in This Release Kling 3.0 Motion Control, Kling Video 3.0, Kling Video 3.0 Omni, Kling Image 3.0, Kling Image 3.0 Omni Refer to Key Highlights of the Models 3.0 All-in-One: A unified model for multi-modal input and output. Most powerful consistency across the universe: Subject consistency (supports cameo, subject with voice control, i2v + subject) and text consistency. Narrative control at your fingertips: More freedom, precision, and control—up to 15 seconds long, video scene cuts, ultra-high-definition storyboards/images, custom seconds. Upgraded native audio-visual output: Supports multiple speakers and languages (with accents). Kling 3.0 Motion Control Consistent Facial Identity from any angle Complex Emotions faithfully reproduced High fidelity Restoration, Even with Face Occlusions Consistent Facial Clarity Across Dynamic Framing User Guide -> Kling Video 3.0 Compared to 2.6, expected improvements: Supports subject upload in I2V scenarios for enhanced consistency Significant improvement in multi-character referencing, especially for three-person scenarios Supports Japanese, Korean, and Spanish in addition to Chinese and English Capable of generating certain dialects and accents Better distinction and control over different types of audio (speech, sound effects, BGM) Improved text retention in I2V scenarios Supports scene transitions, with up to 6 shots and customizable storyboarding User Guide -> Kling Video 3.0 Omni Compared to O1, expected improvements: Native audio-visual synchronization Supports video subject creation Further improved consistency in reference-based tasks, especially for characters and products Combined capabilities of reference + storyboarding + audio-visual sync significantly enhance usability Supports scene transitions, with up to 6 shots Extended generation duration up to 15 seconds User Guide -> Kling Image 3.0 Highly consistent feature retention Precise response to detail modifications Accurate control over style and tone Rich imaginative capabilities User Guide -> Kling Image 3.0 Omni Enhanced narrative sense New storyboard image set generation, retaining reference image features with scene relevance Direct output of 2K/4K ultra-high-definition images Further improved detail consistency User Guide -> Thank you for your support and understanding! 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