Gpt Image 1.5
2 modes on this page
Gpt Image 1.5 turns a text prompt into an image. Pick a mode, write the prompt, run it in the studio.
Input
FormMode
Prompt*
Image Size
Number of Images
Quality
Mask Image URL
Result
Preview
Generated with Gpt Image 1.5
$0.005 per image·~10s
What Gpt Image 1.5 is for
Gpt Image 1.5 from OpenAI is a text-to-image model. You describe the frame and it returns a still image in about 10 seconds, billed at $0.005 per image. This page groups 2 modes (Edit Image and Text to Image) so you are not hunting separate URLs for the same family.
Gpt Image 1.5 is cheap enough that a generation usually fits the free Knowlify plan's credits. A typical run is about 10 seconds. Published rate: Your request will cost different amounts based on the number of images, quality, and size. - You will be charged $0.005 per 1,000 input text tokens. One word is roughly 4 tokens. - You will be charged $0.010 per 1,000 output text tokens. The model will consume tokens reasoning about your prompt based on it's complexity. - For low quality, you will be charged $0.009 for 1024x1024 or $0.013 for any other size *per image*. - For medium quality, you will be charged $0.034 for 1024x1024, $0.051 for 1024x1536 and $0.050 for 1536x1024 *per image*. - For high quality, you will be charged $0.133 for 1024x1024, $0.200 for 1024x1536 or $0.199 for 1536x1024 *per image*.
Pick Gpt Image 1.5 for text to image at $0.005 per image and ~10s. Compare it with Gpt Image 1, Gpt Image 2 on the related cards below if you need a different look, speed, or input type.
How to use Gpt Image 1.5
- 1. Upload the still Gpt Image 1.5 should start from, then write the change or motion in Input.
- 2. Run it. The prompt and file hand off to the Knowlify studio, where Gpt Image 1.5 generates.
- 3. Stay in the studio if you want that frame or clip inside a longer narrated video.
What you need
- A prompt that names the subject, style, and framing.
- A source still (PNG or JPG) for the model to start from.
- Image Size (1024x1024, 1536x1024, 1024x1536).
- Quality (low, medium, high).
Example prompt
a jazz trio on a tiny stage, smoke, warm spotlights, hard-flash editorial, Kodak portra, sharp, no text, no watermark, no logo
Frequently asked questions
How do I run Gpt Image 1.5?
Run Gpt Image 1.5 on Knowlify at /generate/gpt-image-1-5. This page has 2 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Gpt Image 1.5 generates a still image. The same studio also turns documents into full narrated videos.
Where can I use Gpt Image 1.5 online?
On Knowlify (OpenAI's model, knowlify.com/generate/gpt-image-1-5). You do not need a separate playground. Gpt Image 1.5 runs in the studio next to document-to-video.
Can I make a longer video with Gpt Image 1.5?
Gpt Image 1.5 itself produces a still image. On Knowlify you can take that output, or skip it and upload a document, and generate a full narrated video with a script you can edit.
What do I need to run Gpt Image 1.5?
A prompt and a source still. Gpt Image 1.5 will not invent the starting frame for you on this mode.
How long does Gpt Image 1.5 take?
Plan on about 10 seconds for a typical run, then whatever queue time the studio has. Video models sit at the high end of that range.
Does Gpt Image 1.5 have more than one mode?
Yes. This page has 2 modes: Edit Image and Text to Image. Switch them in the Mode dropdown instead of opening a new URL.
What does GPT-Image 1.5 cost?
Your request will cost different amounts based on the number of images, quality, and size. - You will be charged $0.005 per 1,000 input text tokens. One word is roughly 4 tokens. - You will be charged $0.010 per 1,000 output text tokens. The model will consume tokens reasoning about your prompt based on it's complexity. - For low quality, you will be charged $0.009 for 1024x1024 or $0.013 for any other size *per image*. - For medium quality, you will be charged $0.034 for 1024x1024, $0.051 for 1024x1536 and $0.050 for 1536x1024 *per image*. - For high quality, you will be charged $0.133 for 1024x1024, $0.200 for 1024x1536 or $0.199 for 1536x1024 *per image*. Knowlify charges this as credits, at the compute cost.
What is GPT-Image 1.5 best for?
GPT Image 1.5 generates high-fidelity images with strong prompt adherence, preserving composition, lighting, and fine-grained detail. It turns a text prompt into an image.
Do I need an account to use GPT-Image 1.5?
Yes. GPT-Image 1.5 runs in the Knowlify studio, which needs a free account. Anything you type on this page comes with you.