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OpenAI: GPT-5 Image Mini API Pricing
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...
How much does OpenAI: GPT-5 Image Mini cost for a real workload?
At 10M input + 2M output tokens per month, OpenAI: GPT-5 Image Mini costs about $29 ($25 input + $4 output). Try your own volumes in the cost calculator.
What are cheaper alternatives to OpenAI: GPT-5 Image Mini?
- Z.ai: GLM 5 — $1 in / $3.2 out per 1M
- MoonshotAI: Kimi K2.6 — $0.65 in / $3.41 out per 1M
- MoonshotAI: Kimi K2.7 Code — $0.6712 in / $3.35 out per 1M
- Relace: Relace Search — $1 in / $3 out per 1M
- Nous: Hermes 4 405B — $1 in / $3 out per 1M
- Pareto 26.10 — $0.8 in / $3.2 out per 1M
Compare OpenAI: GPT-5 Image Mini with other models
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Frequently asked questions
How much does OpenAI: GPT-5 Image Mini cost?
OpenAI: GPT-5 Image Mini costs $2.5 per 1M input tokens and $2 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $29.
What is the context window of OpenAI: GPT-5 Image Mini?
OpenAI: GPT-5 Image Mini has a context window of 400,000 tokens and can return up to 128,000 output tokens per response.
What are cheaper alternatives to OpenAI: GPT-5 Image Mini?
Cheaper models include Z.ai: GLM 5 ($1 in / $3.2 out), MoonshotAI: Kimi K2.6 ($0.65 in / $3.41 out), MoonshotAI: Kimi K2.7 Code ($0.6712 in / $3.35 out). See the full list on this page.
Is OpenAI: GPT-5 Image Mini free to use?
No. OpenAI: GPT-5 Image Mini is a paid model at $2.5 input / $2 output per 1M tokens. 20 free models are listed on the free models page.
Provider: openai · Model ID: openai/gpt-5-image-mini · Modality: text+image+file->text+image · Price snapshot October 21, 2026, refreshed daily. How we collect prices