Mycelis
Mycelis
OpenAI
GPT-5.4 Pro is a commercial model from OpenAI. Focus areas: Enterprise, Reasoning, Coding, Vision. Context window: 1,000,000 tokens.
Context window
1M
Reasoning level
10 / 10
MMLU
94.5
HumanEval
95.0
Pricing
$30.00 per 1M input tokens
Usable the moment you add a key — your own (BYOK) or one managed by Mycelis. No GPU deployment or infrastructure needed.