O1

O1 or O-1 may refer to:

Aircraft

  • O-1 Bird Dog, an observation aircraft manufactured by Cessna
  • O-1 Falcon, an observation aircraft manufactured by the Curtiss Aircraft Company
  • O-1 Airship, an Italian manufactured semi-rigid airship operated by the US Navy
  • Military

  • NATO Rank O-1
  • USS O-1 (SS-62), lead ship of the United States O class submarines
  • HNLMS O 1, a Royal Netherlands Navy O class submarine
  • Other

  • O1 type star, a subclass of O-type star
  • O-1 tool steel, a type of oil-hardening tool steel
  • O-1 visa
  • Haplogroup O1 (Y-DNA), a Y-DNA haplogroup
  • SP&S Class O-1, a steam locomotives class
  • Otoyol 1, a Turkish highway around Istanbul
  • Ö1, an Austrian radio station
  • O1 Communications, Inc., a California telecommunications company
  • GNR Class O1, a class of British 2-8-0 steam locomotive designed by Nigel Gresley (later redesignated Class O3)
  • LNER Thompson Class O1, a class of British 2-8-0 steam locomotive designed by Edward Thompson and rebuilt from Class O4
  • See also

  • 01 (disambiguation)
  • Ö1, Austrian radio station
  • Podcasts:

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    Latest News for: o1

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    When AI reasoning goes wrong: Microsoft Research shows more tokens can mean more problems

    Venture Beat 16 Apr 2025
    Not all AI scaling strategies are equal. Longer reasoning chains are not sign of higher intelligence. More compute isn't always the answer.Read More ....
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    Gemini 2.5 Pro is now available without limits and for cheaper than Claude, GPT-4o

    Venture Beat 05 Apr 2025
    Google released Gemini 2.5 Pro publicly with higher rate limits and for a lower price than Anthropic's Claude or OpenAI's models.Read More ....
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    Augment Code debuts AI agent with 70% win rate over GitHub Copilot and record-breaking SWE-bench score

    Venture Beat 02 Apr 2025
    Augment Code launches AI technology that outperforms GitHub Copilot by 70% through real-time context understanding of massive codebases, securing $270M funding and achieving the highest score on SWE-bench verified.Read More ....
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