O3
o3 is OpenAI's advanced reasoning model, released in 2025 as the successor to o1, delivering stronger performance on complex math, coding, and scientific reasoning through more extensive step-by-step internal reasoning.
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Glossary Terms(3)
GPT-5
GPT-5 is OpenAI's flagship large language model, released in 2025, unifying fast general-purpose responses with deeper reasoning modes in a single system that…
o1
o1 is OpenAI's first publicly released 'reasoning' model, launched in 2024, trained to work through complex problems step by step using extended internal reaso…
o3
o3 is OpenAI's advanced reasoning model, released in 2025 as the successor to o1, delivering stronger performance on complex math, coding, and scientific reaso…