All modelsCalculate what your real prompts cost on GPT-5 Mini
GPT-5 Mini
OpenAI model, released 7 Aug 2025.
$0.25
per 1M input tokens
$2.00
per 1M output tokens
$0.025
per 1M cached-read tokens
Price history
Price stable since we started tracking (7 Jul 2026). History will chart here as soon as it moves.
Specifications
- Lab
- OpenAI
- Released
- 7 Aug 2025
- Context window
- 400k tokens
- Max output
- 128k tokens
- Input modalities
- text, image, file
- Output modalities
- text
- Knowledge cutoff
- 2024-05-31
- Open source
- No
Benchmarks
| Benchmark | Category | Score | As of |
|---|---|---|---|
| LMArena (Chatbot Arena) | coding | 1405.7 (1397.4–1414.1) | 13 Sept 2026 |
| LMArena (Chatbot Arena) | overall | 1373 (1368.4–1377.5) | 13 Sept 2026 |
LMArena (Chatbot Arena) data © their authors, CC-BY-4.0
Frequently asked questions
How much does GPT-5 Mini cost?
GPT-5 Mini costs $0.25 per 1M input tokens and $2.00 per 1M output tokens (list price, updated every 6 hours).
What is GPT-5 Mini's context window?
GPT-5 Mini supports a 400k-token context window with up to 128k output tokens.