← Back to Hub
Article

OpenAI o3 and o4-mini: Advancing Reasoning at Scale

OpenAI's o3 represents a breakthrough in chain-of-thought reasoning at scale. Announced December 20, 2024, o3 shows significant improvements on mathematical and coding benchmarks. o3-mini released January 31, 2025 offers cost-effective reasoning.

Apr 16, 2025 10 minOpenAI Blog
LLMsreasoningOpenAI

This article is hosted on OpenAI Blog

OpenAI's o3 represents a breakthrough in chain-of-thought reasoning at scale. Announced December 20, 2024, o3 shows significant improvements on mathematical and coding benchmarks. o3-mini released January 31, 2025 offers cost-effective reasoning.

Read on OpenAI Blog

Content Source

OpenAI Blog
This article was originally published on OpenAI Blog on Apr 16, 2025. HumanConnect AI curates high-signal content from trusted sources — we do not modify the original.
View original on OpenAI Blog