GPT-5 Mini

openai/gpt-5-mini-2025-08-07

OpenAI's GPT-5 Mini, released on 2025-01-01, accepts text, image, and file inputs and produces text output. It offers a context length of 400 000 tokens, supports tool use and reasoning, and is priced at $0.25 per million input tokens and $2 per million output tokens. The model’s weights are not publicly released.

  • tool use
  • structured outputs
  • reasoning

At a glance

provideropenai
releasedJan 1, 2025
context400K
input / M$0.25

Specifications

What the API gives you

Context window
400K tokens
Max output
128K tokens
Input price
$0.25 / 1M tokens
Output price
$2 / 1M tokens
Cache read
$0.025 / 1M tokens
Modalities
text, image, file → text
Knowledge cutoff
May 31, 2024
Released
Jan 1, 2025

Recommendation coverage

Where this model appears

Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.

Measured evidence

Public benchmark record

LMArena Vision
1202 Elo2026-07-12

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.

Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.