GPT-5 Image Mini
by OpenAIReleased Oct 16, 2025
openai/gpt-5-image-mini- Reads images
- Reads files and PDFs
- Answers in a JSON schema
- Reasons before it answers
GPT-5 Image Mini combines OpenAI's advanced language capabilities, powered by GPT-5 Mini, with GPT Image 1 Mini for efficient image generation. This natively multimodal model features superior instruction following, text...
- Input / 1M tokens
- $3.00
- Output / 1M tokens
- $2.40
- Context
- 400K
- Longest answer
- 128K
What it costs
What each call is charged to the token's AI credit.
| Billed for | You pay |
|---|---|
| Input tokens | $3.00 / 1M |
| Output tokens | $2.40 / 1M |
| Cached input, read | $0.30 / 1M |
| Each web search | $0.01 |
A typical call
A short chat turn: 2,000 tokens in, 500 out.
- per call
- $0.0072
- calls per $20
- 2,777
What it can do
From its listing. The router passes every field through.
- Reads imagesYes
- Reads files and PDFsYes
- Hears audioNo
- Calls toolsNo
- Answers in a JSON schemaYes
- Reasons before it answersYes
- Searches the webYes
- Caches long promptsYes
- Draws imagesYes
Call it
Any router key works, in the format your SDK already speaks.
import OpenAI from "openai";const ai = new OpenAI({ baseURL: "https://relayfor.si/api/v1", apiKey: process.env.RELAYFOR_ROUTER_KEY,});const reply = await ai.chat.completions.create({ model: "openai/gpt-5-image-mini", messages: [{ role: "user", content: "Welcome the 1,000th holder in one line." }],});Specifications
What its maker and providers list for it.
- Reads
- Files, Images, and Text
- Writes
- Images and Text
- Context
- 400,000 tokens
- Longest answer
- 128,000 tokens
- Released
- Oct 16, 2025
- Moderation
- Screened
Request fields
The fields its providers accept, passed through as you send them.
- include_reasoning
- logprobs
- max_tokens
- reasoning
- response_format
- seed
- structured_outputs
- temperature
- top_logprobs
- top_p
- verbosity
Questions
How much does GPT-5 Image Mini cost?
$3.00 per million input tokens and $2.40 per million output tokens, paid from the token's AI credit. A call of 2,000 tokens in and 500 out costs about $0.0072.
How do I call GPT-5 Image Mini?
Make a router key for one of your tokens on the dashboard, point any OpenAI or Anthropic SDK at https://relayfor.si/api/v1 and send the model id openai/gpt-5-image-mini. The token's AI credit pays for each call.
How long a prompt can GPT-5 Image Mini take?
Up to 400,000 tokens of context, and up to 128,000 tokens in one answer.
Are my prompts stored?
No. The RFS Router passes each call through and keeps only its token counts and cost, for the token's usage page.
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