OpenAI › GPT-5 Mini › Pricing
GPT-5 Mini pricing
API list price by OpenAI · same on Azure · checked Oct 23, 2026
$0.25 / $2per 1M tokens in / out
$0.025cache read · −90%
#85on OpenRouter by tokens · 120.5B / week
Price sheetper 1M tokens
| Input | $0.25 | list |
| Output | $2 | |
| Cache read | $0.025 | −90% vs input |
| Context · max output | 400K · 128K | tokens |
Where to buy2 providers · per 1M tokens
| Provider | Input | Output | Context |
|---|---|---|---|
| Azure | $0.25 | $2 | 400K |
| OpenAIlab | $0.25 | $2 | 400K |
In OpenAI's line-upper 1M in / out
| GPT-6 Luna | $0.10 / $0.50 | −71% |
| GPT OSS Safeguard 120B | $0.15 / $0.60 | −62% |
| GPT-5.4 Nano (2026-03-17) | $0.20 / $1.25 | −33% |
| GPT-5 Mini | $0.25 / $2 | this model |
| GPT-5.4 Mini (2026-03-17) | $0.75 / $4.50 | 2.5× |
| o3 Mini High | $1.10 / $4.40 | 2.8× |
| o4 Mini High | $1.10 / $4.40 | 2.8× |
Cheaper for the same workvs GPT-5 Mini at medium
| MiMo v2.6 Pro thinkingOpen | -21% | score ×2.2 | $0.13 |
| DeepSeek V4.1 Flash 1017 maxOpen | -24% | score ×2.2 | $0.26 |
| Claude Haiku 5.5 max | -71% | score ×2.1 | $0.21 |
| MiniMax M3.1 Flash thinking | -62% | score ×2.1 | $0.22 |
| GLM 5.3 Flash maxOpen | -65% | score ×2 | $0.28 |
Pricing questions
How much does GPT-5 Mini cost?›
$0.25 per 1M input tokens and $2 per 1M output tokens on OpenAI's API and Azure. Cached input is $0.025.
Is GPT-5 Mini free to use?›
There is no free API tier.
How much does prompt caching save?›
Cache reads cost $0.025 per 1M, 90% below the input price.
Is GPT-5 Mini cheaper than GPT-4.1 Mini?›
Yes: $0.25 / $2 against $0.40 / $1.60, 2% less per token.
What is a cheaper alternative to GPT-5 Mini?›
MiMo v2.6 Pro at thinking effort costs -21% per task with a score ×2.2 on Humanity's Last Exam.