Use RunComfy's API to run bytedance/seedream-5/lite/text-to-image. For accepted inputs and outputs, see the model's schema.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/bytedance/seedream-5/lite/text-to-image \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "A vibrant close-up editorial portrait featuring a model with a sharp, piercing gaze, wearing a sculptural hat. Rich color blocking, crisp focus on the eyes, and a shallow depth of field create a striking visual impact. Styled with a Vogue cover aesthetic, captured in medium format, with bold and dramatic studio lighting."
}'Set the YOUR_API_TOKEN environment variable with your API key (manage keys in your Profile) and include it on every request as a Bearer token via the Authorization header: Authorization: Bearer $YOUR_API_TOKEN.
Submit an asynchronous generation job and immediately receive a request_id plus URLs to check status, fetch results, and cancel.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/bytedance/seedream-5/lite/text-to-image \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "A vibrant close-up editorial portrait featuring a model with a sharp, piercing gaze, wearing a sculptural hat. Rich color blocking, crisp focus on the eyes, and a shallow depth of field create a striking visual impact. Styled with a Vogue cover aesthetic, captured in medium format, with bold and dramatic studio lighting."
}'Fetch the current state for a request_id ("in_queue", "in_progress", "completed", or "cancelled").
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
--header "Authorization: Bearer <token>"Retrieve the final outputs and metadata for the given request_id; if the job is not complete, the response returns the current state so you can continue polling.
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
--header "Authorization: Bearer <token>"Cancel a queued job by request_id, in-progress jobs cannot be cancelled.
curl --request POST \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
--header "Authorization: Bearer <token>"Provide a publicly reachable HTTPS URL. Ensure the host allows server‑side fetches (no login/cookies required) and isn't rate‑limited or blocking bots. Recommended limits: images ≤ 50 MB (~4K), videos ≤ 100 MB (~2–5 min @ 720p). Prefer stable or pre‑signed URLs for private assets.
{
"type": "object",
"title": "Input",
"required": [
"prompt"
],
"properties": {
"prompt": {
"title": "提示詞",
"description": "建議長度不超過 600 個英文單詞。如果提示詞過長，資訊可能會變得分散。模型可能會忽略細節，只關注主要要點，導致生成的圖像缺少某些元素。",
"type": "string",
"default": "A vibrant close-up editorial portrait featuring a model with a sharp, piercing gaze, wearing a sculptural hat. Rich color blocking, crisp focus on the eyes, and a shallow depth of field create a striking visual impact. Styled with a Vogue cover aesthetic, captured in medium format, with bold and dramatic studio lighting."
},
"resolution": {
"title": "解析度",
"description": "對於 2K 和 3K 選項，模型會自行決定寬度和高度。你應在提示詞中用自然語言描述其長寬比、形狀或用途。對於其他選項，你可以選擇想要的寬度和高度。",
"type": "string",
"enum": [
"2K",
"3K",
"2048x2048 (1:1)",
"2304x1728 (4:3)",
"1728x2304 (3:4)",
"2848x1600 (16:9)",
"1600x2848 (9:16)",
"2496x1664 (3:2)",
"1664x2496 (2:3)",
"3136x1344 (21:9)",
"3072x3072 (1:1)",
"3456x2592 (4:3)",
"2592x3456 (3:4)",
"4096x2304 (16:9)",
"2304x4096 (9:16)",
"3744x2496 (3:2)",
"2496x3744 (2:3)",
"4704x2016 (21:9)"
],
"default": "2304x1728 (4:3)"
},
"sequential_image_generation": {
"title": "順序圖像生成",
"description": "啟用此選項以依序生成圖像。",
"type": "string",
"enum": [
"auto",
"disabled"
],
"default": "disabled"
},
"max_images": {
"title": "最大圖像數",
"description": "可生成的最大圖像數量。僅當 sequential_image_generation 設定為 auto 時生效。",
"type": "integer",
"enum": [
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15
],
"default": 15
},
"output_format": {
"title": "輸出格式",
"description": "輸出圖像的格式。這將決定生成圖像的檔案格式。",
"type": "string",
"enum": [
"png",
"jpeg"
],
"default": "png"
},
"optimize_prompt_options": {
"title": "提示詞最佳化",
"description": "設定提示詞最佳化功能的模式。standard：品質更高，生成時間更長。fast：更快，但品質更一般。",
"type": "string",
"enum": [
"standard",
"fast"
],
"default": "standard"
}
}
}{
"output": {
"type": "object",
"properties": {
"image": {
"type": "string",
"format": "uri",
"description": "single image URL"
},
"video": {
"type": "string",
"format": "uri",
"description": "single video URL"
},
"images": {
"type": "array",
"description": "multiple image URLs",
"items": { "type": "string", "format": "uri" }
},
"videos": {
"type": "array",
"description": "multiple video URLs",
"items": { "type": "string", "format": "uri" }
}
}
}
}RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.