GPT 5 Mini High
OpenAI
Key facts · verified Oct 29, 2026
GPT 5 Mini High is an OpenAI model. Status: Deprecated - shutting down 11 December 2026 (snapshot gpt-5-mini-2025-08-07); replacement: gpt-5.6-terra. Its API price is $0.25 per million input tokens and $2 per million output tokens. Its context window is 400K tokens. It ranks #180 on LMArena's text leaderboard (Elo 1390, read 1 Nov 2026). Source: developers.openai.com.
GPT 5 Mini High is OpenAI's gpt-5-mini run at high reasoning effort, with a 400K-token context window. OpenAI lists API pricing of $0.25 per million input tokens and $2 per million output tokens. OpenAI will shut down the gpt-5-mini-2025-08-07 snapshot on 11 December 2026, naming gpt-5.6-terra as the replacement. 1390 Elo (rank 180, high effort)
Pricing & specs checkedSource: vendor documentation · checked Oct 29, 2026LMArena: 1390 Elo (rank 180, high effort) · source · retrieved Nov 1, 2026
Full Specifications
$0.25 / $2 per million tokens | |
|---|---|
| Identity | |
| Developer | OpenAI |
| Status | Deprecated - shutting down 11 December 2026 (snapshot gpt-5-mini-2025-08-07); replacement: gpt-5.6-terra |
| Licence | Proprietary |
| Self-hostable | No |
| Cost | |
| Blended $/1M tokensinput × 0.75 + output × 0.25 | $0.688 / 1M tokens |
| Input price | $0.250 / 1M tokens |
| Output price | $2.000 / 1M tokens |
| Capacity | |
| Context window | 400K tokens |
| Measured quality | |
| LMArena Elo | 1390 (checked Nov 2026) |
| LMArena rank | Rank 180 |
| Elo per dollarLMArena Elo ÷ blended $/1M tokens | 2022 |