All Models
GPT-5.4
74.9% SWE-bench, 92.8% GPQA; cheaper mainstream tier alongside mini/nano variants.
GPT-5.4 serves as OpenAI’s mainstream tier released earlier in 2026, offering a strong balance of capability and cost at $2.50/$15 per million tokens. It scores 74.9% on SWE-bench and 92.8% on GPQA, making it competitive with the best models from 2025. Mini and nano variants exist in the same product line for lightweight and edge use cases.
GPT-5.4
Made by
OpenAI
Released
Earlier 2026
Context Window
Standard
Pricing
$2.50 / $15 per 1M tokens
Provider
OpenAI