OpenAI: GPT-5 Image Mini

OpenAI: GPT-5 Image Mini is a large language model from OpenAI. It costs $2.50 per million input tokens and $2.00 per million output tokens. Its context window is 400K tokens.

ReasoningStructured outputPrompt cachingfile inputimage input

Input / 1M tokens: $2.50
Output / 1M tokens: $2.00
Cached input / 1M: $0.250
Context window: 400K

This model also charges $0.01 per search request

That is $10.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.0035, so the search fee is 2.9× the token cost. Per-token rankings elsewhere ignore this entirely.

Who serves it cheapest

1 hosts serve GPT-5 Image Mini. Same weights, same API - the price difference is pure margin and routing.

Providers serving OpenAI: GPT-5 Image Mini, cheapest first
Provider	Input / 1M	Output / 1M	Context	Throughput	Uptime 24h
OpenAICheapest	$2.50	$2.00	400K	-	100.0%

About GPT-5 Image Mini

GPT-5 Image Mini combines OpenAI's advanced language capabilities, powered by [GPT-5 Mini](https://openrouter.ai/openai/gpt-5-mini), with GPT Image 1 Mini for efficient image generation. This natively multimodal model features superior instruction following, text...

Specifications

OpenAI: GPT-5 Image Mini specifications
Model ID	`openai/gpt-5-image-mini`
Provider	OpenAI
Context window	400K tokens
Max output	128K tokens
Input modalities	file, image, text
Output modalities	image, text
Knowledge cutoff	-
Open weights	No
Released	October 16, 2025

Cheaper alternatives

Models that cost less than GPT-5 Image Mini while keeping at least half its context window and every input modality it supports.

Muse Spark 1.3

$1.25 in · $4.25 out

1.2× cheaper

Muse Spark 1.2

$1.25 in · $4.25 out

1.2× cheaper

Muse Spark 1.1

$1.25 in · $4.25 out

1.2× cheaper

Claude Haiku 4.5

$1.00 in · $5.00 out

1.2× cheaper

o4 Mini High

$1.10 in · $4.40 out

1.2× cheaper

Frequently asked

How much does OpenAI: GPT-5 Image Mini cost?

$2.50 per million input tokens and $2.00 per million output tokens. Cached input reads cost $0.250 per million tokens.

What is the context window of OpenAI: GPT-5 Image Mini?

400K tokens, with up to 128K tokens of output per request.

Does OpenAI: GPT-5 Image Mini have extra fees beyond per-token pricing?

Yes. OpenAI: GPT-5 Image Mini charges $0.01 per search request - $10.00 per 1,000 requests - on top of $2.50 per million input tokens and $2.00 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 2.9× the token cost.

Confirm against the source: OpenAI official pricing.