# AI3D Studio

> AI3D Studio is an AI 3D model generator and editing studio: turn a picture, a prompt or a sketch into a GLB, FBX, STL or USDZ model with Tripo, Hunyuan3D, TRELLIS.2, Rodin, Meshy, Hitem3D or Seed3D, then retexture, rig or prepare it for printing.

Use this file as the concise agent-readable map for product documentation, public policy pages, and machine-discovery endpoints. Use the sitemap for the exhaustive localized URL inventory.

## Docs Map
- [Home](https://ai3d.studio/index.md): Primary product overview and entry point.
- [About AI3D Studio](https://ai3d.studio/about.md): Who the product is: definition, capabilities, audience, upstream relationships, official profiles.
- [Product docs](https://ai3d.studio/docs): Documentation index and product usage guide.
- [Pricing](https://ai3d.studio/pricing.md): Plans, credits, and billing information.

## Tool Pages
- [Free 3D Animation Library: Walk, Run and Dance Clips](https://ai3d.studio/3d-animation-library.md): Free 3D animation library in your browser: put walk, run, jump, combat and dance clips on a rigged character, preview them, download a GLB.
- [3D Figurine Maker: Photo to Printable Figure](https://ai3d.studio/3d-figurine-maker.md): 3D figurine maker: restyle a photo as a figurine, chibi, pet, brick figure, bust or magnet, then turn it into a 3D model with the matching model.
- [Free 3D File Converter: GLB, FBX, OBJ, STL, 3MF, USDZ](https://ai3d.studio/3d-file-converter.md): Free 3D file converter in your browser: GLB, glTF, OBJ, STL, FBX, PLY, 3MF, DAE and USDZ in, eight formats out. No upload, no account, 250 MB per file.
- [3D File Formats: GLB vs FBX vs OBJ vs STL](https://ai3d.studio/3d-file-formats.md): 3D file formats compared for AI-generated models: what GLB, FBX, OBJ, STL, USDZ and PLY each keep, which models return them, and free in-browser conversion.
- [3D Print From Photo: AI Model to STL](https://ai3d.studio/3d-model-for-3d-printing.md): 3D print from photo with Hitem3D 3.0: one photo or four views become a model with up to 5M faces, STL export, print-height presets and a filament estimate.
- [3D Model Segmentation Into Separate Parts](https://ai3d.studio/3d-model-segmentation.md): 3D model segmentation with Tripo: split a GLB, OBJ, FBX or STL model into semantic parts you can edit, recolor or print separately, for 50 credits per model.
- [Free 3D Model Splitter: Cut STL Into Parts in the Browser](https://ai3d.studio/3d-model-splitter.md): Free 3D model splitter: cut a GLB, OBJ, STL or FBX along X, Y or Z, join the parts with pegs or dowels, and download each closed part as STL.
- [3D Model to Video: Animate a 3D Render with AI](https://ai3d.studio/3d-model-to-video.md): 3D model to video: animate a render of your 3D model into a 3 to 15 second clip with Veo 3.1 Fast, Kling 3.0 or Seedance 2.0, from 27 credits.
- [Free 3D Print Base Generator: Plinths and Mini Bases](https://ai3d.studio/3d-print-base-generator.md): Free 3D print base generator: stand a model on a plinth, mini base or pedestal, join it into one solid, check it will not tip. 3MF, STL or GLB.
- [Image to STL: Free PNG and JPG to Relief STL Converter](https://ai3d.studio/3d-relief-generator.md): Free image to STL in your browser: a PNG, JPG or WebP becomes a printable relief STL, 20–300 mm wide, by brightness or AI depth. No upload, no credits.
- [3D Remesh: Free Quad Remeshing in Your Browser](https://ai3d.studio/3d-remesh.md): 3D remesh a model free in your browser: up to 30K quads or 100K triangles, colors baked onto new UVs, GLB and FBX out. Nothing is uploaded.
- [Text to STL: Free 3D Text Generator for Printable Letters](https://ai3d.studio/3d-text-generator.md): Free text to STL in your browser: type a word, pick one of 12 fonts or your own, set letter height and depth in mm, add a backing plate, download STL or GLB.
- [Free 3D Texture Painter: Paint on a 3D Model in the Browser](https://ai3d.studio/3d-texture-painter.md): Free 3D texture painter: open a GLB, glTF, OBJ or FBX, paint straight onto the surface with a 2–120 px brush, and export a GLB. No upload, no credits.
- [Free 3D Turntable Video: 360° MP4 or Transparent WebM](https://ai3d.studio/3d-turntable-video.md): Free 3D turntable video maker: spin a GLB, FBX, OBJ or STL through 360° and download a looping MP4 or a transparent WebM, up to 4K and 60 fps.
- [Free Online 3D Viewer for GLB, FBX, OBJ and STL Files](https://ai3d.studio/3d-viewer.md): Free online 3D viewer for GLB, glTF, FBX, OBJ, STL, 3MF and PLY. Light it with HDRI, check wireframe and X-ray, read triangle counts, save a PNG. No upload.
- [3MF to STL Converter: Free Online, Unit Read From the File](https://ai3d.studio/3mf-to-stl.md): Convert 3MF to STL free in your browser: the unit the 3MF declares is applied, the part stays Z-up in millimetres and colors are dropped. Nothing is uploaded.
- [AI 3D Model Editor: Retexture, Remesh, Rig](https://ai3d.studio/ai-3d-model-editor.md): AI 3D model editor for a mesh you already have: upload GLB, OBJ, FBX or STL up to 200 MB, then retexture, remesh, rig or segment it. From 13 credits a tool.
- [AI 3D Model Generator: Image, Text, Sketch](https://ai3d.studio/ai-3d-model-generator.md): AI 3D model generator with 11 named models: start from one image, a prompt, up to eight views or a sketch. From 13 credits; GLB, FBX, OBJ, STL or USDZ out.
- [AI 3D Models for Games: Props and Rigs](https://ai3d.studio/ai-3d-models-for-games.md): AI 3D models for games: generate props and characters as GLB or FBX, fit them to a 2K–300K face budget, rig 7 skeleton types and add 3–12 s motion clips.
- [AI 3D Scene Renderer: Stage GLB Models, Render with AI](https://ai3d.studio/ai-3d-scene-renderer.md): AI 3D scene renderer: stage up to 5 GLB, FBX or OBJ models, frame the shot, pick a scene and a style, and render a finished picture with Nano Banana.
- [AI 3D Workflow Builder: Node Pipelines for 3D](https://ai3d.studio/ai-3d-workflow-builder.md): AI 3D workflow builder with 26 node types and 41 models. Link steps into a pipeline, check the credit price first, then rerun it as an app or per CSV row.
- [AI Image for 3D: Generate a Clean Reference Image First](https://ai3d.studio/ai-image-for-3d.md): AI image for 3D: generate a clean single-subject reference image with Nano Banana 2 or Seedream 5 Lite, then turn it into a 3D model.
- [AI Material Generator: PBR Materials from Text or a Photo](https://ai3d.studio/ai-material-generator.md): AI material generator for 3D: describe a surface or pick one in a photo and get a tiling texture with base color, normal, roughness, metalness and height maps.
- [AI Pose Changer: Repose a Character for 3D and Rigging](https://ai3d.studio/ai-pose-changer.md): AI pose changer: redraw a character in a T-pose, A-pose, run, sit or fighting stance from 16 library poses or your own pose picture, then make it 3D.
- [AI Retexture: Repaint a 3D Model From an Image or Prompt](https://ai3d.studio/ai-retexture.md): AI retexture for existing 3D models: repaint a GLB, OBJ, STL or FBX from a reference image or text with TRELLIS.2, Hitem3D or Tripo Texture, from 13 credits.
- [AI Style Transfer: Toon, Anime, Pixel Art, Clay or Bronze](https://ai3d.studio/ai-style-transfer.md): AI style transfer for characters and objects: restyle a picture in 13 looks, from toon, anime and pixel art to claymation and bronze, or match a style picture.
- [AI Voice Generator: Text to Speech with 67 Voices](https://ai3d.studio/ai-voice-generator.md): AI voice generator with 67 ElevenLabs voices and five models: type up to 5,000 characters, hear a free preview of each voice, and pay by the character.
- [3D Model Auto-Rigging for Characters and Creatures](https://ai3d.studio/auto-rig-3d-model.md): 3D model auto-rigging in AI3D Studio: a humanoid skeleton and skin weights from 25 credits, with one preset or up to 10 of Meshy's 656 library clips.
- [Background Remover for 3D: Cut Out the Subject First](https://ai3d.studio/background-remover.md): Background remover for 3D: cut the subject out of a photo for 5 credits, then open the cut-out in image to 3D straight from the result.
- [AI Character Sheet Generator: 4 Views to a 3D Model](https://ai3d.studio/character-sheet-generator.md): AI character sheet generator: turn one character picture into a front, left, back and right turnaround sheet, then build a 3D model from the views.
- [Compare AI 3D Models: Credits and Formats](https://ai3d.studio/compare-ai-3d-models.md): Compare AI 3D models side by side: Tripo, Hunyuan3D, TRELLIS.2, Rodin, Meshy, Hitem3D and Seed3D by credits per image run (29 to 263), inputs, formats and time.
- [Consistent Character Generator: Same Character, New Shot](https://ai3d.studio/consistent-character-generator.md): Consistent character generator: keep your character's face, outfit and style while changing the framing or scene — 7 preset shots or your own description.
- [FBX to GLB Converter: Free Online, Keeps Animation](https://ai3d.studio/fbx-to-glb.md): Convert FBX to GLB free in your browser: binary or ASCII FBX in, animation clips kept, units turned into metres. Nothing is uploaded.
- [FBX to OBJ Converter: Free Online, Textures Out as PNG Files](https://ai3d.studio/fbx-to-obj.md): Convert FBX to OBJ free in your browser: the OBJ, its MTL and the FBX's color textures as PNG files come in one ZIP, in metres. Nothing is uploaded.
- [FBX to STL Converter: Free, Z-up in Millimetres for Printing](https://ai3d.studio/fbx-to-stl.md): Convert FBX to STL free in your browser: centimetres become millimetres, the model turns Z-up for the slicer, and you can set a print height of 28 to 180 mm.
- [Free Gaussian Splat Viewer: PLY, SPLAT, SPZ, KSPLAT](https://ai3d.studio/gaussian-splat-viewer.md): Free Gaussian splat viewer in your browser: open .ply, .splat, .spz or .ksplat from a file or link, orbit it in 3D, and convert a splat to SPZ.
- [Free GLB Compressor: Shrink 3D Models in Your Browser](https://ai3d.studio/glb-compressor.md): Free GLB compressor: meshopt or Draco geometry, WebP, JPEG or PNG textures resized to 512–4096 px, optional simplification. Runs in your browser, no upload.
- [GLB to FBX Converter: Free Online, No Upload](https://ai3d.studio/glb-to-fbx.md): Convert GLB to FBX free in your browser: metres become centimetres, PBR becomes Phong, and textures are embedded in a binary FBX 7.4. Nothing is uploaded.
- [GLB to OBJ Converter: Free Online, with MTL and Textures](https://ai3d.studio/glb-to-obj.md): Convert GLB to OBJ free in your browser: a ZIP with the .obj, an .mtl and base-color PNG textures. Roughness, metalness and animation are not carried.
- [GLB to STL Converter for 3D Printing: Free, Exact Height](https://ai3d.studio/glb-to-stl.md): Convert GLB to STL free in your browser: stood upright Z-up, written in millimetres, scaled to 28, 50, 100 or 180 mm. Color is dropped; nothing is uploaded.
- [GLB to USDZ Converter for Apple AR: Free Online](https://ai3d.studio/glb-to-usdz.md): Convert GLB to USDZ free in your browser: PBR materials and textures written for Apple AR Quick Look, in metres, Y-up. Animation is not carried.
- [How to 3D Print an AI Model, Step by Step](https://ai3d.studio/how-to-3d-print-an-ai-model.md): How to 3D print an AI model: check the mesh, convert to STL at 28–180 mm, estimate PLA, split parts too big for the bed, then slice. Costs listed.
- [Hunyuan 3D Online: Tencent's Hunyuan3D 3.1 Pro and Rapid](https://ai3d.studio/hunyuan-3d.md): Run Hunyuan 3D online: Tencent's Hunyuan3D 3.1 Pro turns a picture into a GLB and OBJ with up to 1.5M faces for 47 credits, and 3.1 Rapid drafts one for 29.
- [AI Image Maker: 19 Image Models for 3D-Ready Pictures](https://ai3d.studio/image-maker.md): AI image maker with 19 image models to generate and edit pictures, plus background removal and upscaling, then turn any result into a 3D model.
- [AI Image Part Extractor: One Object per Picture for 3D](https://ai3d.studio/image-part-extractor.md): AI image part extractor: isolate a weapon, helmet, cape or any part you name from a picture, completed on white, then turn each part into its own 3D model.
- [Image to 3D Model Generator](https://ai3d.studio/image-to-3d.md): Image to 3D in AI3D Studio: upload one photo or render and get a textured GLB from Tripo, Hunyuan3D, TRELLIS.2, Rodin, Meshy, Hitem3D or Seed3D.
- [Image to Gaussian Splat: One Photo to a PLY Splat](https://ai3d.studio/image-to-gaussian-splat.md): Image to Gaussian splat with Tripo: turn one photo into a 3D Gaussian splat saved as PLY for web viewers and scene capture, for 7 credits per run.
- [Image to Prompt: Describe a Picture for AI Image or 3D](https://ai3d.studio/image-to-prompt.md): Image to prompt: upload a picture and get up to 4 prompts for an AI image generator or Text to 3D, in 6 styles and 11 languages, for 2 credits.
- [Image Upscaler for 3D: Enlarge a Picture Before Image to 3D](https://ai3d.studio/image-upscaler.md): Image upscaler for 3D inputs: Crisp upscale for 8 credits or Topaz at 1x, 2x or 4x, then send the sharper picture to image to 3D.
- [Free Lithophane Maker: Photo to Lithophane STL](https://ai3d.studio/lithophane-maker.md): Free lithophane maker in your browser: turn a photo into a backlit lithophane STL, 20–300 mm wide, where dark areas print thick. No upload, no credits.
- [Low Poly 3D Model Generator for Game Assets](https://ai3d.studio/low-poly-3d-model-generator.md): Low poly 3D model generator using Tripo P1: game-ready meshes from 2K to 20K faces, generated from text or an image, exported as GLB or FBX.
- [Multicolor 3D Printing Prep: 2 to 8 Filament Colors](https://ai3d.studio/multicolor-3d-printing.md): Multicolor 3D printing prep with Hitem3D: reduce a textured GLB to 2, 4, 6 or 8 filament colors with clean color regions for multi-material printers.
- [Multi-view to 3D: Front, Side and Back Photos to a Model](https://ai3d.studio/multiview-to-3d.md): Multi-view to 3D in AI3D Studio: upload front, side and back views and get a model whose hidden sides are measured, not guessed. Up to 8 views.
- [OBJ to GLB Converter: Free Online, MTL and Textures Included](https://ai3d.studio/obj-to-glb.md): Convert OBJ to GLB free in your browser: pick the .obj with its .mtl and textures and get one self-contained file. Nothing is uploaded.
- [OBJ to STL Converter for 3D Printing: Free, Pick the Unit](https://ai3d.studio/obj-to-stl.md): Convert OBJ to STL free in your browser: an OBJ has no unit, so you set one; the part is turned Z-up and written in millimetres. Nothing is uploaded.
- [Free Normal Map Generator: Normal, Height and Roughness Maps](https://ai3d.studio/pbr-texture-map-generator.md): Free normal map generator in your browser: turn a texture photo into a normal map plus base color, height and roughness maps that stay tileable. No upload.
- [Free Polygon Reducer: Make LODs of a 3D Model in the Browser](https://ai3d.studio/polygon-reducer.md): Free polygon reducer: cut a GLB, OBJ, STL, FBX or PLY model to 50%, 25%, 10% or 3% of its triangles, with textures kept. Runs in your browser, no upload.
- [How to Prepare an Image for Image to 3D](https://ai3d.studio/prepare-image-for-3d.md): Prepare an image for image to 3D: one subject, fully in frame, a plain background, soft light, and a JPEG or PNG under the model's size cap. Four checks.
- [AI Shadow Remover: Even Out Lighting Before Image to 3D](https://ai3d.studio/remove-shadows-from-image.md): AI shadow remover for 3D: harsh shadows and hot spots in a photo become soft, even light, so a 3D model has no lighting to bake into its texture.
- [Free STL Repair Online: Fix Holes and Thin Walls to Print](https://ai3d.studio/repair-3d-model-for-printing.md): Free STL repair in your browser: find every hole, tangled edge and thin wall, fix them in one pass, prove the mesh watertight, then save STL, 3MF, OBJ or GLB.
- [Resize 3D Model Free: Set Real-World Size in mm, cm, in](https://ai3d.studio/resize-3d-model.md): Resize 3D model files to real-world size, free: set an exact height or longest side in mm, cm, m or inches, or let AI estimate it. Textures stay.
- [Rodin AI Online: Hyper3D Rodin Gen-2.5 Image to 3D](https://ai3d.studio/rodin-ai.md): Run Rodin AI, Hyper3D's Rodin Gen-2.5, in your browser: a picture to a GLB with PBR maps, quad or triangle meshes and a T-pose option, at 50 credits a run.
- [Seamless Texture Generator: Tiling Textures and PBR Maps](https://ai3d.studio/seamless-texture-generator.md): Seamless texture generator for games and 3D: describe a surface or take one from a photo, pick how it tiles, and check the repeat before downloading the maps.
- [Sketch to 3D: Turn a Line Drawing Into a Model](https://ai3d.studio/sketch-to-3d.md): Sketch to 3D with Hunyuan3D Sketch: upload a line drawing, add a short description, and get a textured GLB or OBJ model for 47 credits.
- [Sketch to Image AI: Draw It, Render It, Make It 3D](https://ai3d.studio/sketch-to-image.md): Sketch to image AI: draw in your browser or upload a sketch, render it as a 3D render, game asset, clay figure or photo, then turn it into a 3D model.
- [AI Split for 3D Printing With Ball or Dovetail Joints](https://ai3d.studio/split-3d-model-for-printing.md): AI split for 3D printing: cut a model into 2 to 6 parts with ball or dovetail joints, or split any object by granularity, with Hitem3D for 50 credits.
- [STL to 3MF Converter: Free Online, Unit Included](https://ai3d.studio/stl-to-3mf.md): Convert STL to 3MF free in your browser: the same triangles with shared vertices and the millimetre unit written into the package. Nothing is uploaded.
- [STL to OBJ Converter: Free, Turned Y-up and Scaled to Metres](https://ai3d.studio/stl-to-obj.md): Convert STL to OBJ free in your browser: binary or ASCII STL in, an OBJ and MTL out, stood Y-up and scaled from millimetres to metres. Nothing is uploaded.
- [STL Viewer Online: Free, Open STL Files in Your Browser](https://ai3d.studio/stl-viewer.md): Free STL viewer online: open a binary or ASCII STL in your browser, orbit it, check clay, wireframe and X-ray views, read its size in mm, save a PNG.
- [Free SVG to STL Converter: Extrude a Logo for 3D Printing](https://ai3d.studio/svg-to-3d.md): Free SVG to STL converter in your browser: extrude a logo, icon or lettering 10–300 mm wide into a printable STL, or a colored GLB. Nothing is uploaded.
- [Text to 3D Model Generator](https://ai3d.studio/text-to-3d.md): Text to 3D with Tripo, Hunyuan3D, Rodin and Meshy: describe an object in a prompt and get a textured 3D model from 26 credits, with the model named.
- [Text to Motion: Humanoid Animation Clips as FBX](https://ai3d.studio/text-to-motion.md): Text to motion with Hunyuan Motion: describe a movement and get a 3, 5, 8 or 12 second humanoid animation as FBX for retargeting, for 10 credits.
- [Free Texture to Vertex Color Converter for Multicolor 3MF](https://ai3d.studio/texture-to-vertex-color.md): Texture to vertex color, free in your browser: reduce a colored model to 1–16 filament colors and download a 3MF for Bambu Studio, Orca or Prusa.
- [TRELLIS.2 Online: Open-Source Image to 3D Model, No GPU](https://ai3d.studio/trellis-2.md): Run TRELLIS.2 online: one picture becomes a GLB with base color, roughness and metal maps, from 32 credits, with no 24 GB GPU or install to set up.
- [Free Online UV Unwrap: Auto UV Mapping for 3D Models](https://ai3d.studio/uv-unwrap.md): UV unwrap a 3D model free in your browser: automatic seams and packing, your textures baked onto the new layout, or lightmap UVs. GLB out.
- [AI Video Maker: Image, Text and Reference to Video](https://ai3d.studio/video-maker.md): AI video maker with 14 models, including Veo 3.1 and Kling 3.0, plus video tools: make a 3 to 15 second video from a picture or a prompt.

## Policies and Support
- [Support](https://ai3d.studio/support.md): Help, contact, and customer support information.
- [Privacy policy](https://ai3d.studio/privacy-policy.md): Data collection, processing, and privacy terms.
- [Refund policy](https://ai3d.studio/refund-policy.md): Refund eligibility and billing policy.
- [Terms of service](https://ai3d.studio/terms-of-service.md): User obligations and service terms.
- [Disclaimer](https://ai3d.studio/disclaimer.md): Independence, trademark, and content-safety disclaimer.

## Agent Discovery
- [Agent skills index](https://ai3d.studio/.well-known/agent-skills/index.json): Machine-readable Agent Skills Discovery index.
- [Site skill](https://ai3d.studio/.well-known/agent-skills/site/SKILL.md): Human-readable SKILL.md for agent use of this site.
- [Agent authentication](https://ai3d.studio/auth.md): Agent authentication and OAuth registration guidance.
- [API catalog](https://ai3d.studio/.well-known/api-catalog): Public API and integration discovery metadata.
- [AI catalog](https://ai3d.studio/.well-known/ai-catalog.json): Index of the AI services this site offers, pointing at its MCP server card.
- [MCP server card](https://ai3d.studio/mcp/server-card): How to connect to this site's MCP server: endpoint, protocol versions, credentials.

## Guides
- [Prepare a 3D model for printing](https://ai3d.studio/docs/3d-printing.md): Take a photo or a finished model to a file your slicer can print: make the figure, repair it, size it, split it and color it with the print tools.
- [How to build an AI 3D pipeline](https://ai3d.studio/docs/build-a-pipeline.md): Link image and 3D steps into a pipeline, run them from one panel, run it as an app or once per row of a file, and share it as a starter, step by step.
- [Draw or block it out, and see it rendered live](https://ai3d.studio/docs/draw-and-blockout.md): Draw in Draw & Preview or block out shapes in Blockout Builder, let AI render it as you work, and turn the best render into a 3D model, step by step.
- [Make and prepare pictures in Image Maker](https://ai3d.studio/docs/image-maker.md): Generate or edit a picture, change it with the Remake tools, turn a character into a four-view sheet and send the result to 3D, step by step in Image Maker.
- [How to make a 3D model from a picture](https://ai3d.studio/docs/image-to-3d.md): Prepare a picture, pick a model, read the cost, generate, then download the file or take the result into the next tool, step by step on the Image to 3D page.
- [AI3D Studio Guides: Step-by-Step Help for Every Tool](https://ai3d.studio/docs.md): Step-by-step guides for AI3D Studio: a first model from a picture, the Library, retexturing, rigging, video, voice, pipelines, printing, teams and the API.
- [Organize your 3D models and pictures in the Library](https://ai3d.studio/docs/organize-your-library.md): Find, tag and file your work in My Library, keep busy projects and tags in Quick filters, and reuse a finished result as the input of the next run.
- [How to retexture and remesh a 3D model](https://ai3d.studio/docs/retexture-and-remesh.md): Change a model's surface with retexture and its polygons with remesh: pick an engine, set the look or the face target, and compare with the original.
- [How to rig and animate a 3D character](https://ai3d.studio/docs/rig-and-animate.md): Give a character a skeleton with Auto-Rig, then put ready-made walk, run and dance clips on it with the free Animation Library, step by step.
- [Share credits with a team and use the API](https://ai3d.studio/docs/teams-and-api.md): Buy a Team plan, invite people by email or join code, switch workspaces, and create API keys with scopes, expiry, an IP allow-list and a credit limit.
- [Make AI videos and voice-overs](https://ai3d.studio/docs/video-and-voice.md): Turn a picture, a render of your model or a prompt into a short video, rework a clip you have, and add a spoken line with the AI voice generator.

## Developers
- [AI3D Studio API for 3D Model Generation](https://ai3d.studio/developers.md): Generate 3D models from text or images over HTTP or MCP: 11 generation models, 15 model tools, credits billed per request.
- [API Quickstart: First 3D Model in Three Requests](https://ai3d.studio/developers/quickstart.md): Create an API key, submit a text-to-3D request and poll it until the model is ready — three HTTP calls with cURL.
- [API Keys, Scopes and Authentication](https://ai3d.studio/developers/authentication.md): How API keys authenticate: the sk- key format, the 2 scopes, expiry options, IP allow-lists and monthly credit limits.
- [Async API Tasks: Submit, Poll and Retry](https://ai3d.studio/developers/tasks.md): How a 3D generation runs asynchronously: the workflow id, the status values, how often to poll, and how Idempotency-Key makes retries safe.
- [Text-to-3D and Image-to-3D API Code Samples](https://ai3d.studio/developers/examples.md): Complete scripts in cURL, Python and JavaScript that submit a text-to-3D or image-to-3D request, poll it and print the model URLs.
- [API Error Codes and How to Fix Them](https://ai3d.studio/developers/errors.md): The 17 request errors and 21 generation error codes the API returns, each with its HTTP status and the fix.
- [API Rate Limits and Concurrent Jobs](https://ai3d.studio/developers/rate-limits.md): Requests per key, generation submits per account, and how many 3D jobs each plan may run at once — with the headers a 429 carries.
- [API Pricing: Credits per 3D Model and Option](https://ai3d.studio/developers/pricing.md): Credits charged per API request for each of 31 3D models and tools, by input mode and by the options that add credits.
- [MCP Connector for Claude, ChatGPT and Cursor](https://ai3d.studio/developers/mcp.md): Connect Claude, ChatGPT, Cursor or Claude Code to https://ai3d.studio/mcp and generate 3D models from a chat, billed to your credits.
- [OpenAPI 3.1 document](https://ai3d.studio/openapi.json): Machine-readable description of the /v1 REST API.

## Optional
- [Sitemap](https://ai3d.studio/sitemap.xml): Complete list of indexable localized pages.
- [Robots](https://ai3d.studio/robots.txt): Crawler access policy.
- Markdown for agents: append `.md` to localized page paths (e.g. https://ai3d.studio/pricing.md; home: https://ai3d.studio/index.md).