GPT-5.4 Mini (xhigh)
GPT-5.4 Mini is OpenAI's highly efficient small model offering 2x faster execution than GPT-5 Mini. It supports a 400K context window and achieves 54.4% on SWE-Bench Pro, ideal for responsive coding assistants.
Leaderboards
Average Score combining domain-specific Autobench scores; Higher is better
Performance vs. Industry Average
Intelligence
GPT-5.4 Mini (xhigh) is of higher intelligence compared to average (2.9), with an intelligence score of 2.9.
Price
GPT-5.4 Mini (xhigh) is more expensive compared to average ($0.75 per 1M Tokens) with a price of $2.03 per 1M Tokens.
Latency
GPT-5.4 Mini (xhigh) has a higher average latency compared to average (44.25s), with an average latency of 86.91s.
P99 Latency
GPT-5.4 Mini (xhigh) has a higher P99 latency compared to average (126.46s), taking 240.88s to receive the first token at P99 (TTFT).
Context Window
GPT-5.4 Mini (xhigh) has a smaller context window than average (406k tokens), with a context window of 400k tokens.