text-to-image
OpenAI DALL-E 3 Text-To-Image Generation API
OpenAI DALL·E 3 is OpenAI's most advanced text-to-image system, capable of generating highly detailed, realistic, and creative visuals directly from natural language descriptions. It builds upon OpenAI's extensive world knowledge and artistic training to create images that are accurate, expressive, and aligned with your intent.
Use one of our client libraries to get started quickly.
OpenAI DALL-E 3 Text-To-Image Generation API
OpenAI DALL·E 3 is OpenAI's most advanced text-to-image system, capable of generating highly detailed, realistic, and creative visuals directly from natural language descriptions. It builds upon OpenAI's extensive world knowledge and artistic training to create images that are accurate, expressive, and aligned with your intent.. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing.
1. Calling the API
Submit a request
Send a POST request to start generation. The API returns immediately with a prediction ID for polling.
curl -X POST "https://api.vibedream.ai/api/v1/models/dall-e-3/generate" \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $VIBEDREAM_API_KEY" \
-d '{
"prompt": "A beautiful sunset over mountains with golden light",
"size": "1024x1024",
"quality": "standard",
"enable_sync_mode": false,
"enable_base64_output": false
}'2. Authentication
The API uses an API Key for authentication.
Get your API Key
Get your API key from vibedream.ai/models/api-keys.
Environment variable
export VIBEDREAM_API_KEY="your-api-key"
3. Queue & Results
Generation requests are queued and processed asynchronously. Poll the prediction endpoint until status is completed or failed.
Submit request
curl -X POST "https://api.vibedream.ai/api/v1/models/dall-e-3/generate" \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $VIBEDREAM_API_KEY" \
-d '{
"prompt": "A beautiful sunset over mountains with golden light",
"size": "1024x1024",
"quality": "standard",
"enable_sync_mode": false,
"enable_base64_output": false
}'Response
Returns immediately with a prediction ID. Use id to poll for results.
{
"id": "550e8400-e29b-41d4-a716-446655440000",
"status": "processing",
"statusUrl": "https://api.vibedream.ai/api/v1/predictions/550e8400-e29b-41d4-a716-446655440000",
"estimatedTime": "5-15s",
"costCents": 9,
"createdAt": "2025-01-15T12:00:00.000Z"
}Get the result
Polling
# Replace YOUR_PREDICTION_ID with the id from the submit response curl "https://api.vibedream.ai/api/v1/predictions/YOUR_PREDICTION_ID" \ -H "Authorization: Bearer $VIBEDREAM_API_KEY" # Poll every 1-2s until status is "completed" or "failed"
Completed response
outputs is string[] — an array of direct download URLs hosted on assets.vibedream.ai.
{
"id": "550e8400-e29b-41d4-a716-446655440000",
"modelId": "dall-e-3",
"modelName": "OpenAI DALL-E 3 Text-To-Image Generation API",
"status": "completed",
"outputs": [
"https://assets.vibedream.ai/outputs/550e8400-e29b-41d4-a716-446655440000/1736942400000-0.png"
],
"error": null,
"createdAt": "2025-01-15T12:00:00.000Z",
"completedAt": "2025-01-15T12:00:30.000Z"
}Failed response
{
"id": "550e8400-e29b-41d4-a716-446655440000",
"modelId": "dall-e-3",
"modelName": "OpenAI DALL-E 3 Text-To-Image Generation API",
"status": "failed",
"outputs": null,
"error": "Your request was flagged by content moderation. Please modify your prompt.",
"createdAt": "2025-01-15T12:00:00.000Z",
"completedAt": "2025-01-15T12:00:05.000Z"
}| Field | Type | Description |
|---|---|---|
| id | string | Unique prediction ID (UUID). |
| modelId | string | ID of the model used for generation. |
| modelName | string | Human-readable model name. |
| status | string | Current status. One of: processing, completed, failed. |
| outputs | string[] | null | Array of output URLs. Each URL is a direct download link to the generated file on assets.vibedream.ai. null when still processing or failed. |
| error | string | null | Error message if the generation failed. null on success. |
| createdAt | string | ISO 8601 timestamp when the request was submitted. |
| completedAt | string | null | ISO 8601 timestamp when generation finished. null while processing. |
4. Schema
Input
| Parameter | Type | Required | Default | Range | Description |
|---|---|---|---|---|---|
| prompt | string | Yes | -- | -- | The text description based on which the image will be generated. |
| size | string | Yes | -- | 1024x1024, 1024x1792, 1792x1024 | Select the desired resolution for the generated image. |
| quality | string | Yes | -- | standard, hd | Select the quality of the resulting image. |
| enable_sync_mode | boolean | No | -- | -- | If set to true, the function will wait for the result to be generated and uploaded before returning the response. |
| enable_base64_output | boolean | No | -- | -- | If enabled, the output will be encoded into a BASE64 string instead of a URL. |
Example request
{
"prompt": "A beautiful sunset over mountains with golden light",
"size": "1024x1024",
"quality": "standard",
"enable_sync_mode": false,
"enable_base64_output": false
}Output
{
"id": "550e8400-e29b-41d4-a716-446655440000",
"modelId": "dall-e-3",
"modelName": "OpenAI DALL-E 3 Text-To-Image Generation API",
"status": "completed",
"outputs": [
"https://assets.vibedream.ai/outputs/550e8400-e29b-41d4-a716-446655440000/1736942400000-0.png"
],
"error": null,
"createdAt": "2025-01-15T12:00:00.000Z",
"completedAt": "2025-01-15T12:00:30.000Z"
}