GPT-5.4 Thinking
Ai ToolGPT-5.4 Thinking is the reasoning-optimized mode of OpenAI’s GPT-5.4 large language model available in ChatGPT and the OpenAI platform. It delivers deeper research, long-context management, and improved planning for paid ChatGPT tiers and enterprise routing.
Stories
Completed digest stories linked to this service.
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OpenAI rolls out GPT-5.4 mini in ChatGPT and sunsets legacy deep research2026-03-22OpenAI added GPT-5.4 mini to ChatGPT as a fallback for reasoning and is removing the legacy deep research mode...
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OpenAI rolls out GPT-5.4 mini fallback, upgrades GPT-5.4 Thinking, and retires G...2026-03-21OpenAI is changing model routing in ChatGPT with GPT-5.4 Thinking upgrades and a new GPT-5.4 mini fallback, wh...
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Efficiency wave: GPT-5.4 mini lands in ChatGPT, and NVIDIA/Hugging Face ship a r...2026-03-20OpenAI is pushing smaller, faster LLMs in ChatGPT while NVIDIA and Hugging Face release a benchmark to measure...
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OpenAI ships GPT-5.4 mini (and nano): faster, cheaper models for coding, agents,...2026-03-19OpenAI released GPT-5.4 mini (and nano), bringing near-flagship performance at lower cost and latency, with in...
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GPT-5.4 lands: long context, native computer use, and coding gains2026-03-08OpenAI’s GPT-5.4 is rolling out with stronger coding, long‑context reasoning, and native computer‑use, pushing...
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OpenAI GPT-5.4 ships: 1.05M context, built-in computer use, Pro tier2026-03-07OpenAI released GPT-5.4, a unified frontier model that combines reasoning, coding, and computer-use with a 1.0...
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OpenAI ships GPT-5.4 with 1M context and native computer use2026-03-06OpenAI released GPT-5.4 (Thinking and Pro), adding a 1M-token context window, native computer-use tooling, and...
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OpenAI GPT-5.4 brings native computer use, 1M context, and spreadsheet hooks2026-03-05OpenAI released GPT-5.4 with native computer-use agents, a 1M-token context window, and new Excel/Sheets integ...