Skip to contentGPT-5.4 mini
CurrentStale ·
Lower-latency, lower-cost mini model in the GPT-5.4 line, tuned for coding, computer use, and subagents.
profile normalized against the 47-model field
Context window· 400K of 1.05M38%
Max output· 128K of 272K47%
Affordability· $4.50 / Mtok out98%
Capability breadth· 2 of 1118%
Capability switches · 2 of 11
Reasoning mode
Tool / function use
Streaming
JSON mode
Structured outputs
Prompt caching
Fine-tuning
Web search
Code execution
Vision input
Audio input
Specifications
Every value carries a primary source and a verification date.
Pricing
Input $/Mtok$0.75 / Mtok
Output $/Mtok$4.50 / Mtok
Capabilities
Input modalitiesText, image
Tool / function useYes
Vision inputYes (image input)
API
API model IDgpt-5.4-mini-2026-03-17
General
Knowledge cutoffAugust 31, 2025
Release dateMarch 17, 2026
Benchmarks
Sourced evaluation scores, each verified against its primary source.
GPQA Diamond
GPT-5.4 mini: 0.880