Model comparison
GPT-5.4 mini vs GPT-5 mini
- Input
- $0.75 / 1M tokens
- Output
- $4.50 / 1M tokens
- Context
- 400K
- Released
- 2026-03-17
- Input
- $0.25 / 1M tokens
- Output
- $2.00 / 1M tokens
- Context
- 400K
- Released
- 2025-08-07
GPT-5 mini is cheaper on input tokens ($0.3 vs $0.8 per 1M, 3×).
Specs and pricing side by side
| Spec | GPT-5.4 mini | GPT-5 mini |
|---|---|---|
| Maker | OpenAI | OpenAIsame |
| Released | 2026-03-17 | 2025-08-07 |
| Context window | 400K | 400Ksame |
| Max output | 128K | 128Ksame |
| Input price | $0.75 / 1M tokens | $0.25 / 1M tokens |
| Output price | $4.50 / 1M tokens | $2.00 / 1M tokens |
| Parameters | Undisclosed | not published |
| License | Proprietary | Proprietarysame |
| Weights | API only | API onlysame |
| Modalities | Text, Vision | Text, Visionsame |
| Knowledge cutoff | August 31, 2025 | May 31, 2024 |
Benchmarks both models report
These two models have no benchmark in common in our registry, so there is no like-for-like score to compare. See each model’s own results: GPT-5.4 mini, GPT-5 mini.
Which one should you pick?
Pick GPT-5.4 mini if…
- Your use case is: high-volume coding assistants and codebase exploration with grep-style tools.
Pick GPT-5 mini if…
- Cost matters: input tokens cost 3× less ($0.3 vs $0.8 per 1M).
- Your use case is: high-volume, well-defined tasks where a precise prompt matters more than maximum model depth.
FAQ
Which is better, GPT-5.4 mini or GPT-5 mini?
GPT-5 mini is cheaper on input tokens ($0.3 vs $0.8 per 1M, 3×). The better pick depends on whether you value benchmark scores, price per token, context length or openness for your workload.
How much cheaper is GPT-5 mini?
GPT-5.4 mini: $0.75 / 1M tokens input, $4.50 / 1M tokens output. GPT-5 mini: $0.25 / 1M tokens input, $2.00 / 1M tokens output (list API prices as published by each maker).
What are the context windows of GPT-5.4 mini and GPT-5 mini?
GPT-5.4 mini offers 400K with up to 128K output; GPT-5 mini offers 400K with up to 128K output.
Is GPT-5.4 mini newer than GPT-5 mini?
GPT-5.4 mini was released 2026-03-17; GPT-5 mini was released 2025-08-07.