AI Model Watch
Models / OpenAI

GPT-5.4 mini

GA

Snapshot alias gpt-5.4-mini-2026-03-17 (snapshot date taken as release date; not explicitly stated). Positioned for coding, computer use, subagents. Note: context window 400K (smaller than full gpt-5.4's 1.05M).

Provider
OpenAI
Status
GA
Input price
$0.75 / 1M tokens
Output price
$4.50 / 1M tokens
Cached input
$0.075 / 1M tokens
Blended price
$1.69 / 1M tokens
Context window
400,000 tokens (400K)
Max output
128,000 tokens
Modality
text, image
Knowledge cutoff
2025-08-31
Released
17 Mar 2026
API string
gpt-5.4-mini

Source: OpenAI official documentation ↗

See also

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