RWTHgpt Update: GPT-5.5 Now Available

01/07/2026

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RWTHgpt is receiving another model update: the new language model GPT-5.5 is now available to users.

In addition to the updated model offering, GPT-5.5 also brings improvements in data processing. Unlike the previously used models GPT-5.2 and GPT-5.3, which allowed for worldwide data processing, GPT-5.5 processes data entirely within the European Union.

The model GPT-5.4-mini remains available. Going forward, model availability and usage limits are structured as follows:

For employees

  • GPT-5.5 (Reasoning high): 100 requests per 3 hours
  • GPT-5.5 (Reasoning minimal): 100 requests per hour
  • GPT-5.4-mini: 1,000 requests per hour

For students

  • GPT-5.5 (Reasoning high): 100 requests per day
  • GPT-5.5 (Reasoning minimal): 100 requests per 6 hours
  • GPT-5.4-mini: 250 requests per 6 hours

For further information on RWTHgpt please visit IT Center Help.