--- title: Flux.1 Joker Flux.1 Dev API | Text to Image | ModelsLab description: Generate images from text with Flux.1 Joker Flux.1 Dev. High-resolution AI image generation. Plans from $21/month. url: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/flux-1-joker-flux-1-dev.md canonical: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab/flux-1-joker-flux-1-dev type: product component: Playground/Endpoint/Index generated_at: 2026-08-27T14:35:39.582674Z --- [![Flux.1 Joker - Flux.1 Dev thumbnail](https://assets.modelslab.ai/api-logos/01KPMZY676ZM0Z7YJWBM9C78QP.png)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab)Flux.1 Joker - Flux.1 Dev --- [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. `flux-1-joker-flux-1-dev` 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/flux-1-joker-flux-1-dev/llms.txt) [API Playground](/models/modelslab/flux-1-joker-flux-1-dev)API DocumentationVibe 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 HuggingFaceLibrary flux-1-joker-flux-1-dev Width Height Advanced Settings Customize your input with more control. Configure Login to Generate **Per image generation** will cost **$0.0047**. Open-source models are included on the [$149/month Open Source Unlimited plan](/pricing). Third-party models are billed per generation on every plan. Output --- Idle Unknown content type Looking for something different? --- Models that trade off differently against the one you are viewing ### Better quality Newer flagship models that generally produce stronger results. 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Access Flux.1 Joker - Flux.1 Dev through our API with pay-per-use pricing and no minimum commitments. ### Technical Specifications Model IDflux-1-joker-flux-1-dev ProviderModelsLab CategoryImage Models TaskText to Image Price$0.0047 per API call AddedOctober 7, 2025 ### Key Features - High-resolution AI image generation from text prompts - Negative prompt support for precise control - Multiple output formats and aspect ratios - Adjustable inference steps and guidance scale - Batch generation support via API ### Quick Start Integrate Flux.1 Joker - Flux.1 Dev into your application with a single API call. Get your API key from the [pricing page](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) to get started. PythonJavaScriptcURLPHP ``` import requests import json url = "https://modelslab.com/api/v6/images/text2img" headers = { "Content-Type": "application/json" } data = { "model_id": "flux-1-joker-flux-1-dev", "prompt": "your prompt here", "key": "YOUR_API_KEY" } try: response = requests.post(url, headers=headers, json=data) response.raise_for_status() # Raises an HTTPError for bad responses (4XX or 5XX) result = response.json() print("API Response:") print(json.dumps(result, indent=2)) except requests.exceptions.HTTPError as http_err: print(f"HTTP error occurred: {http_err} - {response.text}") except Exception as err: print(f"Other error occurred: {err}") ``` ### Pricing Flux.1 Joker - Flux.1 Dev API costs $0.0047 per API call. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) ### Use Cases - Product photography and e-commerce visuals - Marketing and social media content creation - Concept art and design prototyping - Custom illustrations and artwork [Browse Image Models](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models?feature=imagen) [More from ModelsLab](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/modelslab) [View Pricing](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) Flux.1 Joker - Flux.1 Dev FAQ --- ### What is Flux.1 Joker - Flux.1 Dev? Flux.1 Joker - Flux.1 Dev is a text to image AI model by ModelsLab available on ModelsLab. Access it through our API with pay-per-use pricing and no minimum commitments. ### How do I use the Flux.1 Joker - Flux.1 Dev API? You can integrate Flux.1 Joker - Flux.1 Dev into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "flux-1-joker-flux-1-dev" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation. ### How much does Flux.1 Joker - Flux.1 Dev cost? Flux.1 Joker - Flux.1 Dev costs $0.0047 per API call. ModelsLab plans start at $21/month (Basic), and the $149/month Open Source plan includes unlimited generation on open-source models. ### What is the Flux.1 Joker - Flux.1 Dev model ID? The model ID for Flux.1 Joker - Flux.1 Dev is "flux-1-joker-flux-1-dev". Use this ID in your API requests to specify this model. ### Do I need a paid plan to use Flux.1 Joker - Flux.1 Dev? Yes. ModelsLab is subscription-based with no free tier — plans start at $21/month (Basic, 3,250 API calls). The $149/month Open Source Unlimited plan includes unlimited generation across open-source models; premium third-party models are billed per call from your wallet. --- *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 - 2026-08-27*