--- title: Castles Rapid Flux V1 API | Text to Image | ModelsLab description: Generate images from text with Castles Rapid Flux V1. High-resolution AI image generation. Pay-per-use. Free tier. url: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/castles-rapid-flux-v1/api.md canonical: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/castles-rapid-flux-v1/api.md type: product component: Playground/Endpoint/Index generated_at: 2026-04-10T12:41:44.541415Z --- [![Castles Rapid Flux - V1 thumbnail](https://modelslab.com/images/logo-favicon.png)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab)Castles Rapid Flux - V1 --- [by ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab)Generate photorealistic and imaginative images from text prompts with advanced detail, inpainting, and image-to-image translation features, ideal for creatives and marketers. `castles-rapid-flux-v1` Open Source Model [Unlimited Usage](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) [LLMs.txt](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/castles-rapid-flux-v1/llms.txt) [API Playground](/models/modelslab/castles-rapid-flux-v1) [API Documentation](/models/modelslab/castles-rapid-flux-v1/api)Vibe CodeRelated ModelsDeveloper SupportModel SpecsEnterprise Deployment Input --- prompt R3alisticF, hauntingly beautiful oriental necromancer, long flowing brown hair, bangs, darkly tanned skin, earrings, bone necklaces, dark eyeshadow, red lips, vibrant, front-laced transparent, filmy silk blouse, cleavage, holding skull, in a sandstone room lit by candles, High Detail, Perfect Composition, high contrast, silhouetted, chiascuro Model lora Model castles-rapid-flux-v1 Width Height Advanced Settings Customize your input with more control. Configure Add FundsLogin to Generate **Per image generation** will cost **0.0047$** **For premium plan image generation** will cost **0.00$** i.e **Free.** Output --- Idle Unknown content type Related Models --- Discover similar models you might be interested in [View all Models](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models) [![pastel robots/cyborg portait - v0.2](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/2d6fc0da-6648-482b-95eb-f8113090dc4f/width=832/66696190.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/pastel-robots-cyborg-portait-v0-2)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [pastel robots/cyborg portait - v0.2 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/pastel-robots-cyborg-portait-v0-2) [![Minimalist Ink - V1](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/d06eb504-ccfb-406a-9119-9f7fefcf2ad3/width=1024/33572804.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/minimalist-ink-v1)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Minimalist Ink - V1 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/minimalist-ink-v1) [![Moxie Cybernetic & Punk Lora's - MechanicalArms_v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/c8261a91-0968-4d02-9d33-bab89a5e59c5/width=1024/31502271.jpeg)Popular](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/moxie-cybernetic-punk-lora-s-mechanicalarms-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Moxie Cybernetic & Punk Lora's - MechanicalArms\_v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/moxie-cybernetic-punk-lora-s-mechanicalarms-v1-0) [![X婷儿tinger仙逆(Lib)Renegade Immortal - v0.5](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/e66fa533-b837-44e3-b15c-8697d9a9b58b/width=1296/80135394.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/xtingerlibrenegadeimmortal-v05)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [X婷儿tinger仙逆(Lib)Renegade Immortal - v0.5 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/xtingerlibrenegadeimmortal-v05) [![Sakura Haruno Naruto Shippuden| Flux - v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/eaf75c33-f94f-4cbf-8b65-075af0a8522b/width=1024/91243165.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/sakura-haruno-naruto-shippuden-flux-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Sakura Haruno Naruto Shippuden| Flux - v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/sakura-haruno-naruto-shippuden-flux-v1-0) [![888_DunHuang_Murals_Style - YeStyle](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/08080958-7cd7-4699-bb07-e40a4713f3eb/width=768/48224624.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/888-dunhuang-murals-style-yestyle)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [888\_DunHuang\_Murals\_Style - YeStyle Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/888-dunhuang-murals-style-yestyle) [![Cel Shading Style (CGI Anime) - FLUX](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/1d4aab66-537c-4023-bf38-e3aa23bb75ce/width=512/49003108.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/cel-shading-style-cgi-anime-flux)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Cel Shading Style (CGI Anime) - FLUX Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/cel-shading-style-cgi-anime-flux) [![Action Figure Playset Packaging - FLUX (new)](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/e44fe67c-1f2a-40c4-b9f8-5db73509cfec/width=1024/62635573.jpeg)Popular](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/action-figure-playset-packaging-flux-new)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Action Figure Playset Packaging - FLUX (new) Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/action-figure-playset-packaging-flux-new) [![RA4_FujiCrystal - FLUX](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/3ce03863-cabf-45e5-8d93-39ff548b776f/width=1216/46950851.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/ra4-fujicrystal-flux)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [RA4\_FujiCrystal - FLUX Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/ra4-fujicrystal-flux) [![whiter-shade-of-pale - v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/7bd87d32-720c-4a7b-ad6a-ff2330cb3d95/width=896/97522096.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/whiter-shade-of-pale-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [whiter-shade-of-pale - v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/whiter-shade-of-pale-v1-0) [![OB Pink-themed healing illustrations - v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/aeba7be0-96d8-448a-ad5f-29c8574521ed/width=768/30504527.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/ob-pink-themed-healing-illustrations-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [OB Pink-themed healing illustrations - v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/ob-pink-themed-healing-illustrations-v1-0) [![Father of 20th-century Modernism: Paul Cézanne Oil Painting Style - Portrait v0.8](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/af02eeb2-da06-46d9-89a4-6e294d6bb6f3/width=1024/51935633.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/father-of-20th-century-modernism-paul-c-zanne-oil-painting-style-portrait-v0-8)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Father of 20th-century Modernism: Paul Cézanne Oil Painting Style - Portrait v0.8 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/father-of-20th-century-modernism-paul-c-zanne-oil-painting-style-portrait-v0-8) [![Pixar 3D cinematic style F1D + Pony - Pixar F1D v1.1](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/c6b190b1-30d0-4580-b59d-e12ffb6e33f9/width=1024/82490908.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/pixar-3d-cinematic-style-f1d-pony-pixar-f1d-v1-1)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Pixar 3D cinematic style F1D + Pony - Pixar F1D v1.1 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/pixar-3d-cinematic-style-f1d-pony-pixar-f1d-v1-1) [![flux-niji-midjourney](https://images.stablediffusionapi.com/?Image=https://imagedelivery.net/PP4qZJxMlvGLHJQBm3ErNg/25704fc8-6af8-40d2-423b-95da02401000/768)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/flux-niji-midjourney)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [flux-niji-midjourney Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/flux-niji-midjourney) [![SAFIRE-X - v2](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/b7c49fcf-fca2-4d6c-a392-b57bbd13a815/width=1024/71025353.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/safire-x-v2)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [SAFIRE-X - v2 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/safire-x-v2) [![Twilight of the Gods Style LoRA - Flux1.D - v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/a8b5df8c-6da6-4285-841c-f58023d2e142/width=832/31234754.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/twilight-of-the-gods-style-lora-flux1-d-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Twilight of the Gods Style LoRA - Flux1.D - v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/twilight-of-the-gods-style-lora-flux1-d-v1-0) [![MoXin - Traditional Chinese Painting Style - [Pony & FLUX Dev LoRA] - V1 - FLUX - Dev](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/9b3e98ff-3d2b-4f38-8844-91ade2f47709/width=1216/28711285.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/moxin-traditional-chinese-painting-style-pony-flux-dev-lora-v1-flux-dev)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [MoXin - Traditional Chinese Painting Style - \[Pony & FLUX Dev LoRA\] - V1 - FLUX - Dev Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/moxin-traditional-chinese-painting-style-pony-flux-dev-lora-v1-flux-dev) [![Drew Struzan Style - Classic Movie Poster Artist - v1.0](https://images.stablediffusionapi.com/?Image=https://image.civitai.com/xG1nkqKTMzGDvpLrqFT7WA/df07c3e6-fbef-40d4-b859-92249b9ad86a/width=1024/49829748.jpeg)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/drew-struzan-style-classic-movie-poster-artist-v1-0)[ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [Drew Struzan Style - Classic Movie Poster Artist - v1.0 Open Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/drew-struzan-style-classic-movie-poster-artist-v1-0) Castles Rapid Flux - V1 Readme --- Generate photorealistic and imaginative images from text prompts with advanced detail, inpainting, and image-to-image translation features, ideal for creatives and marketers. --- *This markdown version is optimized for AI agents and LLMs.* **Links:** - [Website](https://modelslab.com) - [API Documentation](https://docs.modelslab.com) - [Blog](https://modelslab.com/blog) --- *Generated by ModelsLab - 2026-04-10*