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OpenAI Finalizes Testing for GPT-5 Ahead of Early August Rollout

Microsoft-backed server expansions are underway to ensure infrastructure can handle the compute demands of OpenAI's next-generation model

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Overview

  • OpenAI has begun final testing and red-teaming for GPT-5 after references to a “gpt-5-reasoning-alpha” configuration surfaced
  • The model is on track for an official debut in early August following multiple safety and capacity-driven delays
  • GPT-5 merges capabilities of prior GPT and reasoning-focused o-series models into a unified system for streamlined use
  • OpenAI plans parallel rollouts of mini and nano GPT-5 variants via both ChatGPT and its API to broaden accessibility
  • An open-weight model resembling o3-mini is slated to release by the end of July, marking the first open-weight AI since GPT-2