Generate native 4K images with ByteDance Seedream 4.5 API. Get realistic visuals, strong consistency, and stable output for production.
Try the AI Image Generator now
ByteDance Seedream 4.5 API delivers cost-effective, production-grade AI image generation for developers and creative teams. This advanced 4K image generation API integration enables you to transform complex creative visions into ultra-high-resolution reality through intuitive text-to-image generation. Built on ByteDance's cutting-edge computer vision research, Seedream 4.5 combines deep semantic understanding with flexible API integration for professional-grade output.
Note Please ensure your prompts comply with safety guidelines. If an error occurs, review your prompt for restricted content, adjust it, and try again.
Seedream 4.5 vs. FLUX.1 [dev]
While FLUX.1 [dev] emphasizes maximum resolution control and fine detail preservation for technical workflows, Seedream 4.5 API focuses on superior semantic understanding and layout-aware creation. Powered by ByteDance's advanced computer vision, it delivers cost-effective text-to-image generation ideal for complex, text-driven visual storytelling.
Seedream 4.5 vs. GPT-Image-1 (OpenAI)
GPT-Image-1 shines as a general-purpose creative generator with broad style variety. In contrast, Seedream 4.5 API emphasizes precise layout control, multilingual on-image text, and tightly directed output, making it the superior choice for affordable, production-grade professional design and marketing.
Seedream 4.5 vs. Nano Banana Pro
Nano Banana Pro excels at Gemini-powered semantic reasoning and 4K output quality. Seedream 4.5 API is specifically tuned for reliable typography, photo-realism, and professional mixed-media layouts with strong anime and illustration aesthetics, offering broader creative versatility.
Seedream 4.5 vs. Seedream Base
The base Seedream model remains the go-to for rapid, low-latency iterations. Seedream 4.5 trades pure speed for premium quality, delivering significantly better reasoning, sharper text, improved character consistency, and richer camera-style controls through cost-effective API integration.
Seedream 4.5 vs. Qwen Image 2509
Qwen Image is a strong contender in open-source ecosystems and document-style rendering. Seedream 4.5 API distinguishes itself by focusing on high-fidelity 4K outputs and sophisticated multilingual design control for global productions through production-grade ByteDance API integration.
// Step 1: Submit generation request
const response = await fetch('https://api.flaq.ai/api/v1/image/task', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Authorization': 'Bearer YOUR_API_KEY'
},
body: JSON.stringify({
model_name: 'seedream-v4.5',
prompt: 'Anime girl with blue hair in a magical forest',
width: 16,
height: 9,
resolution: '2k'
})
});
const { data } = await response.json();
const taskId = data.task_id;
// Step 2: Poll for results
const taskId = data.task_id;
const pollResult = async (taskId) => {
const res = await fetch(`https://api.flaq.ai/api/v1/image/${taskId}`, {
headers: { 'Authorization': 'Bearer YOUR_API_KEY' }
});
return res.json();
};
while (true) {
const pollResultData = await pollResult(taskId);
const status = pollResultData.data.task_status;
if (status === 'succeed') {
console.log(pollResultData.data.task_result.images[0].url);
break;
}
if (status === 'failed') {
console.error(pollResultData.data.task_status_msg);
break;
}
await new Promise(resolve => setTimeout(resolve, ));
}
# Step 1: Submit generation request
import requests
response = requests.post(
'https://api.flaq.ai/api/v1/image/task',
headers={
'Content-Type': 'application/json',
'Authorization': 'Bearer YOUR_API_KEY'
},
json={
'model_name': 'seedream-v4.5',
'prompt': 'Anime girl with blue hair in a magical forest',
'width': 16,
'height': 9,
'resolution': '2k'
}
)
result = response.json()
task_id = result['data']['task_id']
# Step 1: Submit generation request
curl -X POST https://api.flaq.ai/api/v1/image/task \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model_name": "seedream-v4.5",
"prompt": "Anime girl with blue hair in a magical forest",
"width": 16,
"height": 9,
"resolution": "2k"
}'
# Step 2: Poll for results
# Replace {task_id} with the task_id returned from the submit response
curl -X GET "https://api.flaq.ai/api/v1/image/{task_id}" \
-H "Authorization: Bearer YOUR_API_KEY"
# Step 2: Poll for results
task_id = response.json()['data']['task_id']
poll_url = f"https://api.flaq.ai/api/v1/image/{task_id}"
while True:
poll_result = requests.get(poll_url, headers={'Authorization': 'Bearer YOUR_API_KEY'}).json()
status = poll_result['data']['task_status']
if status == 'succeed':
print(poll_result['data']['task_result']['images'][0]['url'])
break
if status == 'failed':
print(poll_result['data']['task_status_msg'])
break
time.sleep(10)