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OpenAI o1 Pro Mode Released

Date: December 5, 2025
Company: OpenAI
Category: Models & Research

Narrative

Extended reasoning mode. More compute per query. Highest performance on complex problems. ChatGPT Pro exclusive.

OpenAI

Reality

Pro mode delivers 10-20% accuracy improvement on hardest problems. Thinking time 20-60s. Cost $200/month subscription justified for researchers. General users prefer standard o1.

Implication

Tiered reasoning approach. But diminishing returns evident. Professional/research tool. Cost/benefit questionable for most. Reasoning plateau questions.

Tags

  • openai
  • model-release
  • reasoning
  • pricing