Introducing GPT-5.5

OpenAI's announcement of GPT-5.5. Both papers cite it only in Fig. 3b, as a developer-reported GDPval result for single tasks done to a professional standard, one of the rising capacities that lineages need.

Cited in

both papers (Flagship: Fig. 3; Companion Fig. 3)

Used for

Capability trends; Fig. 3b

Strand

Frontier AI capabilities · Frontier model releases

Cite

@misc{openai2026gpt55,
  title = {Introducing GPT-5.5},
  author = {OpenAI},
  year = {2026},
  howpublished = {OpenAI},
  url = {https://openai.com/index/introducing-gpt-5-5/},
}