AI Image Generation API
Call Seedream 5.0, Seedream 4.5, Qwen Image 3.0, Wan 2.7 Image, Z Image Turbo and more through one API key. Text-to-image and image editing up to 4K, and every model is 20% off the list price.
Text-to-Image and Image Editing API Models
Every image model below shares the same 光谱汇深 key and billing. Open a model to see supported sizes, editing options, the pricing table and code examples.
Qwen Image 2.0 API
Qwen Image 2.0 delivers powerful AI image generation capabilities. Create high-quality images from text prompts or transform existing images with Qwen Image 2.0.
Image GenerationText to ImageView API & pricing →Qwen Image 2.0 Pro API
Qwen Image 2.0 Pro delivers powerful AI image generation capabilities. Create high-quality images from text prompts or transform existing images with Qwen Image 2.0 Pro.
Image GenerationText to ImageView API & pricing →Qwen Image 3.0 API
Qwen Image 3.0 delivers clearer instruction following, stable bilingual text rendering, and dense layout generation. Create and edit images with Qwen Image 3.0 at 1K or 2K.
Image GenerationText to ImageImage EditingView API & pricing →Qwen Image 3.0 Pro API
Qwen Image 3.0 Pro delivers clearer instruction following, stable bilingual text rendering, and dense layout generation. Create and edit images with Qwen Image 3.0 Pro at 1K or 2K.
Image GenerationText to ImageImage EditingView API & pricing →Seedream 4.0 API
Seedream 4.0 API is ByteDance's unified text-to-image and image editing model. Generate 4K images with industry-leading text rendering, batch processing, and multi-reference support.
4K GenerationText RenderingBatch ProcessingReference ImagesImage EditingView API & pricing →Seedream 4.5 API
Seedream 4.5 API delivers ByteDance's cutting-edge text-to-image generation. Create 4K resolution images with precise text rendering, multi-reference style fusion, and unified editing capabilities.
4K GenerationText RenderingBatch ProcessingReference ImagesImage EditingView API & pricing →Seedream 5.0 Lite API
Seedream 5.0 Lite delivers ByteDance's cutting-edge text-to-image generation. Create 4K resolution images with precise text rendering, multi-reference style fusion, and unified editing capabilities.
4K GenerationText RenderingBatch ProcessingReference ImagesImage EditingView API & pricing →Seedream 5.0 Pro API
Seedream 5.0 Pro is ByteDance's quality-first text-to-image model, served on 光谱汇深 as seedream-5-0-pro. Seedream 5.0 Pro generates cinematic 1K, 1.5K, and 2K images—or exact pixel sizes—with industry-leading text rendering, multi-reference style fusion, and unified generation plus editing. Everything Seedream 5.0 Pro does happens in a single seedream-5-0-pro API call, so teams adopt seedream-5-0-pro in minutes.
1K / 1.5K / 2KText RenderingCinematic QualityReference ImagesImage EditingView API & pricing →Seedream 5.0 Flash API
Seedream 5.0 Flash is ByteDance's fast, lower-cost text-to-image model, served on 光谱汇深 as seedream-5-0-flash. Seedream 5.0 Flash generates cinematic 1K, 1.5K, and 2K images—or exact pixel sizes—at one per-image price, with strong text rendering, multi-reference style fusion, and unified generation plus editing. Built for batch jobs and rapid iteration, Seedream 5.0 Flash runs in a single seedream-5-0-flash API call, so teams adopt seedream-5-0-flash in minutes.
1K / 1.5K / 2KText RenderingCinematic QualityReference ImagesImage EditingView API & pricing →Z Image Turbo API
Z Image Turbo is Alibaba's high-speed AI image generation model. Generate stunning images from text prompts with lightning-fast processing and flexible aspect ratios.
Image GenerationCommercial UseView API & pricing →Wan 2.7 Image API
Wan 2.7 Image (wan2.7-image) is Wan's flagship text-to-visual model in Alibaba's Wan lineup. Create stunning outputs with a top-tier Wan engine. The Wan API supports fast Wan 2.7 Image generation, and pricing keeps Wan 2.7 Image generation workflows affordable for creators across the Wan community.
Wanwan2.7 image generationText to ImageView API & pricing →Wan 2.7 Image Pro API
Wan 2.7 Image Pro (wan2.7-image-pro) is Wan's flagship text-to-visual model in Alibaba's Wan lineup. Create stunning outputs with a top-tier Wan engine. The Wan API supports fast Wan 2.7 Image Pro generation, and pricing keeps Wan 2.7 Image Pro generation workflows affordable for creators across the Wan community.
Wanwan2.7 image generationText to ImageView API & pricing →
How to Choose an Image Generation API
Accurate text and complex prompts
Seedream 5.0 Pro and Qwen Image 3.0 follow long prompts closely and render readable Chinese and English text, which suits posters, UI mockups and infographics.
Image editing with references
Wan 2.7 Image, Seedream and Qwen Image edit existing images and combine multiple references while keeping the subject consistent.
High resolution output
Seedream models support up to 4K output for print, e-commerce and marketing assets, and Qwen Image 3.0 delivers sharp 1K and 2K images.
Fast and low-cost generation
Z Image Turbo, Seedream 5.0 Lite and Seedream 5.0 Flash keep per-image cost low for batch generation and rapid iteration.
AI Image Generation API FAQ
What is the best AI image generation API?
For prompt accuracy and text rendering, Seedream 5.0 Pro and Qwen Image 3.0 are strong choices; for reference-based editing, Wan 2.7 Image and Seedream; for low cost at scale, Z Image Turbo and Seedream 5.0 Lite. You can try all of them with one 光谱汇深 key.
How much does an image generation API cost?
Image models are billed per image, by size or quality tier, and some are billed by tokens. Each model page shows the full pricing table, and every model is 20% off the list price, with membership tiers saving up to 28%.
Can I edit images through the API?
Yes. Many image models accept reference images for editing, inpainting with masks or multi-image composition. Supported inputs are listed on each model page.
How do I get an image generation API key?
Sign up for 光谱汇深 and create a key on the API Keys page. The same key works for every image, video and chat model on the platform.
Am I charged for failed image generations?
No. You only pay for successful generations; failed requests are not billed.