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OpenAI releases GPT-5.5, its "smartest" model yet

GPT-5.5 is available to paid ChatGPT users and moves OpenAI closer to its AI "super app."

Osamah Ismail · Founder & Editor-in-Chief
· 1 min read · Updated:
OpenAI releases GPT-5.5, its "smartest" model yet
Image: OpenAI

What's new

On April 23, OpenAI released GPT-5.5, calling it its "smartest and most intuitive to use model" yet.

Who can use it

  • GPT-5.5: Plus, Pro, Business and Enterprise.
  • GPT-5.5 Pro: Pro, Business and Enterprise.

Numbers

Terminal-Bench 2.0 82.7% (GPT-5.4: 75.1%)
OSWorld-Verified 78.7%
GDPval 84.9%
Context window 1 million tokens
API price $5 per 1M input tokens, $30 per 1M output tokens

Super app

Greg Brockman said OpenAI wants to combine ChatGPT, Codex and its AI browser into one service. "This model is a real step forward towards the kind of computing that we expect in the future," he said.

GPT-5.4 came out just a month earlier, in March.

Prices are in US dollars; prices in Kurdistan may differ.

Sources: OpenAI, TechCrunch
Osamah Ismail

Founder and editor-in-chief of Kurd Developers. Phone and tech news on YouTube, Instagram and TikTok.