GPT-5.5 Articles
2 articles across AI Catchup's news, guides, tutorials, and comparisons.
All GPT-5.5 articles
OpenAIJun 26, 2026
OpenAI Ships a New GPT-5.5 Instant in ChatGPT: Better Intent, Constraints, and Shopping/Local Recs
OpenAI's June 2026 update to GPT-5.5 Instant in ChatGPT brought better intent understanding, more reliable handling of complex constraints, and improved shopping and local recommendations. GPT-5.5 Instant was then ChatGPT's default. GPT-5.6 and then GPT-6 Sol and Luna have since replaced it, and GPT-5.5 retires from ChatGPT on October 14, 2026.
OpenAIApr 23, 2026
GPT-5.5 Launch: State-of-the-Art Agentic Coding, 1M Context, and a New Pro Tier
OpenAI launched GPT-5.5 on April 23, 2026, with state-of-the-art scores on Terminal-Bench 2.0 (82.7%) and GDPval (84.9%) and a GPT-5.5 Pro tier. GPT-6.1 Sol and GPT-6 Astra have since replaced it, and it retires from ChatGPT and Codex on October 14, 2026. The API keeps it at $5/M input and $30/M output.