--- title: Tencent | Scenario Docs --- > This page is auto-generated from model configurations. Last updated: 2026-04-09. This reference lists all available **Tencent** 3d generation models and their parameters. Use these parameter names when calling the [Generation API](/api/postgeneratecustom/index.md). - [Hunyuan 3D 2.1](#hunyuan-3d-21) - [Hunyuan 3D 3.0 Pro](#hunyuan-3d-30-pro) - [Hunyuan 3D 3.0 Pro (Multiview)](#hunyuan-3d-30-pro-multiview) - [Hunyuan 3D 3.0 Pro (Sketch)](#hunyuan-3d-30-pro-sketch) - [Hunyuan 3D 3.1 Pro](#hunyuan-3d-31-pro) - [Hunyuan 3D 3.1 Pro (Multiview)](#hunyuan-3d-31-pro-multiview) - [Hunyuan 3D 3.1 Pro (Sketch)](#hunyuan-3d-31-pro-sketch) - [Hunyuan 3D Part](#hunyuan-3d-part) - [Hunyuan Polygen 1.5](#hunyuan-polygen-15) - [Tencent Texture Edit](#tencent-texture-edit) - [Tencent UV Unwrapping](#tencent-uv-unwrapping) --- ## Hunyuan 3D 2.1 **Model ID:** `model_hunyuan-3d-v2-1` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | --------------- | ------- | -------- | ------- | --- | ---------- | -------------- | --------------------------------------------------------------------------------------------------------- | | `image` | file | Yes | - | - | - | - | Front view to transform in 3D, should remove background to get better results | | `paint` | boolean | No | `true` | - | - | - | Paint the mesh with texture. | | `steps` | number | No | `30` | 10 | 100 | - | The number of steps for the generation | | `guidanceScale` | number | No | `5` | 1 | 10 | - | Higher values adhere more closely to the input image, while lower values allow for more creative freedom. | | `targetFaceNum` | number | No | `40000` | 100 | 1000000 | - | The number of faces to target for the generation | | `seed` | number | No | - | 0 | 2147483647 | - | Use a seed for reproducible results. Leave blank to use a random seed. | ## Hunyuan 3D 3.0 Pro **Model ID:** `model_hunyuan-3d-pro-i23d` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | -------------- | ------- | -------- | ---------- | ----- | ------- | ------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------- | | `image` | file | Yes | - | - | - | - | Input image. Required if prompt not provided. Size: 128-5000 pixels per side, max 8MB. Formats: jpg, png, jpeg, webp. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. This parameter is ignored when ‘Optimized Mesh’ mode is enabled. | | `generateType` | string | No | `Normal` | - | - | `Normal`, `LowPoly`, `Geometry` | Standard: textured mesh. Optimized Mesh: simplified mesh. Mesh Only: no textures. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | | `polygonType` | string | No | `triangle` | - | - | `triangle`, `quadrilateral` | Polygon grid format. Tris for real-time engines; Quads for sculpting. | ## Hunyuan 3D 3.0 Pro (Multiview) **Model ID:** `model_hunyuan-3d-pro-multiview` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | -------------- | ------- | -------- | ---------- | ----- | ------- | ------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------- | | `frontImage` | file | Yes | - | - | - | - | Front view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `leftImage` | file | No | - | - | - | - | Left view image for multiview generation. Size: 128-5000 pixels per side, max 8MB | | `rightImage` | file | No | - | - | - | - | Right view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `backImage` | file | No | - | - | - | - | Back view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. This parameter is ignored when ‘Optimized Mesh’ mode is enabled. | | `generateType` | string | No | `Normal` | - | - | `Normal`, `LowPoly`, `Geometry` | Standard: textured mesh. Optimized Mesh: simplified mesh. Mesh Only: no textures. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | | `polygonType` | string | No | `triangle` | - | - | `triangle`, `quadrilateral` | Polygon grid format. Tris for real-time engines; Quads for sculpting. | ## Hunyuan 3D 3.0 Pro (Sketch) **Model ID:** `model_hunyuan-3d-pro-sketch` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | ------------- | ------- | -------- | ---------- | ----- | ------- | --------------------------- | ------------------------------------------------------------------------------------ | | `prompt` | string | Yes | - | - | - | - | Text prompt for 3D content generation. | | `image` | file | Yes | - | - | - | - | Input sketch image. Size: 128-5000 pixels per side, max 8MB. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | | `polygonType` | string | No | `triangle` | - | - | `triangle`, `quadrilateral` | Polygon grid format. Tris for real-time engines; Quads for sculpting. | ## Hunyuan 3D 3.1 Pro Hunyuan 3D 3.1 (Pro) by Tencent is a state-of-the-art 10B parameter image-to-3D model with 1536³ resolution, hierarchical DiT carving, and enhanced texture color accuracy. **Model ID:** `model_hunyuan-3d-pro-3-1-i23d` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | -------------- | ------- | -------- | -------- | ----- | ------- | -------------------- | --------------------------------------------------------------------------------------------------------------------- | | `image` | file | Yes | - | - | - | - | Input image. Required if prompt not provided. Size: 128-5000 pixels per side, max 8MB. Formats: jpg, png, jpeg, webp. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. | | `generateType` | string | No | `Normal` | - | - | `Normal`, `Geometry` | Standard: textured mesh. Mesh Only: no textures. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | ## Hunyuan 3D 3.1 Pro (Multiview) Hunyuan 3D 3.1 (Multiview) reconciles up to 8 reference images to produce symmetric 3D assets from 120 credits. **Model ID:** `model_hunyuan-3d-pro-3-1-multiview` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | ----------------- | ------- | -------- | -------- | ----- | ------- | -------------------- | --------------------------------------------------------------------------------------------- | | `frontImage` | file | Yes | - | - | - | - | Front view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `leftImage` | file | No | - | - | - | - | Left view image for multiview generation. Size: 128-5000 pixels per side, max 8MB | | `rightImage` | file | No | - | - | - | - | Right view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `backImage` | file | No | - | - | - | - | Back view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `topImage` | file | No | - | - | - | - | Top view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `bottomImage` | file | No | - | - | - | - | Bottom view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `leftFrontImage` | file | No | - | - | - | - | Left front 45° view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `rightFrontImage` | file | No | - | - | - | - | Right front 45° view image for multiview generation. Size: 128-5000 pixels per side, max 8MB. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. | | `generateType` | string | No | `Normal` | - | - | `Normal`, `Geometry` | Standard: textured mesh. Mesh Only: no textures. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | ## Hunyuan 3D 3.1 Pro (Sketch) Hunyuan 3D 3.1 (Sketch) transforms hand-drawn line art and sketches into textured 3D meshes from 105 credits. **Model ID:** `model_hunyuan-3d-pro-3-1-sketch` **Capabilities:** `img23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | ----------- | ------- | -------- | -------- | ----- | ------- | -------------- | ------------------------------------------------------------------------------------ | | `prompt` | string | Yes | - | - | - | - | Text prompt for 3D content generation. | | `image` | file | Yes | - | - | - | - | Input sketch image. Size: 128-5000 pixels per side, max 8MB. | | `faceCount` | number | No | `500000` | 40000 | 1500000 | - | Target number of faces in the generated 3D mesh. Higher values produce finer detail. | | `enablePbr` | boolean | No | `false` | - | - | - | Enables Physically Based Rendering (PBR) materials for realistic lighting. | ## Hunyuan 3D Part **Model ID:** `model_hunyuan-3d-part` **Capabilities:** `3d23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | ------------------------- | ------- | -------- | ------- | --- | --- | -------------- | ------------------------------------------------------------------------------------------------------------------------------- | | `mesh` | file | Yes | - | - | - | - | Upload a GLB file of the 3D model you want to generate a part of. | | `postprocess` | boolean | No | `true` | - | - | - | Post-processingwill merge the small parts according to the threshold. The smaller the threshold, the more parts will be merged. | | `postprocessingThreshold` | number | No | `0.95` | 0 | 1 | - | Threshold for postprocessing the segmentation mask | | `seed` | number | No | - | - | - | - | Use a seed for reproducible results. Leave blank to use a random seed. | ## Hunyuan Polygen 1.5 Hunyuan Polygen 1.5 by Tencent is an art-grade AI retopology model that converts high-poly 3D meshes into clean, production-ready low-poly assets with quad or triangle topology. **Model ID:** `model_tencent-smarttopology` **Capabilities:** `3d23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | ------------- | ------ | -------- | ---------- | --- | --- | --------------------------- | --------------------------------------------------------------------------------------------------------------------------- | | `file3d` | file | Yes | - | - | - | - | Source 3D file model link. Supported formats: GLB, OBJ. Maximum file size: 200MB. | | `polygonType` | string | No | `triangle` | - | - | `triangle`, `quadrilateral` | Polygon type, indicates model surface composition. Triangles: triangle face, Quads: triangular and quadrilateral mixed face | | `faceLevel` | string | No | `medium` | - | - | `high`, `medium`, `low` | Reduction level for polygon count. Options: high (minimal reduction), medium (balanced), low (aggressive reduction). | ## Tencent Texture Edit AI-powered texture editing for 3D models. Apply textures from text prompts or reference images to FBX models. Supports PBR (Physically Based Rendering) when using prompts. **Model ID:** `model_tencent-texture-edit` **Capabilities:** `3d23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | --------- | ------ | -------- | ------- | --- | --- | -------------- | ---------------------------------------------------------------------------------------------- | | `file3d` | file | Yes | - | - | - | - | Source 3D model file. Supported format: FBX. Maximum: 100,000 faces. | | `image` | file | No | - | - | - | - | Reference image for texture style. Resolution: 128-4096px. Cannot be used with texture prompt. | | `prompt` | string | No | - | - | - | - | Texture description prompt. Cannot be used with reference image. | ## Tencent UV Unwrapping AI-powered UV unwrapping for 3D models. Generates clean UV maps for FBX, OBJ, and GLB models with up to 30,000 faces. **Model ID:** `model_tencent-uv-unwrapping` **Capabilities:** `3d23d` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | --------- | ---- | -------- | ------- | --- | --- | -------------- | -------------------------------------------- | | `file3d` | file | Yes | - | - | - | - | Source 3D model file. Maximum: 30,000 faces. |