It is a well-known fact that different model families can use different tokenizers. However, there has been limited analysis on how the process of “tokenization” itself varies across these tokenizers.

Last December, OpenAI (the company behind ChatGPT) announced its newest frontier model, o3, to a flurry of reviews ... of the Notre-Dame cathedral as a symbol for an initiative to construct ...

OpenAI pushed its more autonomous o3 and o4-mini models to paying ChatGPT ... line breaks between related elements like currency symbols and amounts or initials and surnames, ensuring readability.

OpenAI's o4 and o3, Anthropic's Claude 3.7 Sonnet with extended thinking enabled, and xAI's Grok-3 in extended thought mode. GPT-4 initially generated its own cryptic message filled with Greek letters ...

We Ghosted Media: Launching a kids' show with a crypto wallet on a decentralized web platform. Techstars: Boosts startup ...

Δf(r) values are represented with Δf(r) < 0 (negative, — ve) symbol indicates the electrophilic attack and ... (C5—H10—C10—C9—H9—C8—H7—C7—C6—H6—N2—O2—O3) is 0.0971e for RNTP and 0.1031e for SNTP.

Here's a ChatGPT guide to help understand Open AI's viral text-generating system. We outline the most recent updates and ...

A discrepancy between first- and third-party benchmark results for OpenAI’s o3 AI model is raising questions about the company’s transparency and model testing practices. When OpenAI unveiled ...

OpenAI’s o3: AI Benchmark Discrepancy Reveals Gaps in Performance Claims Your email has been sent The FrontierMath benchmark from Epoch AI tests generative models on difficult math problems.

UPDATE: Apr. 16, 2025, 2:18 p.m. EDT Now that the OpenAI livestream has ended, this article has been updated with the latest information about the o3 and o4-mini launch. OpenAI's o3 and o4-mini ...

The company today announced the public availability of o3 and o4-mini. Of the former, OpenAI says o3 is its most advanced reasoning model yet, with it showing "strong performance" in coding ...

OpenAI has released its most advanced AI models yet—o3 and o4-mini on Wednesday. These models are a real step up in how artificial intelligence can reason, solve problems, and even use tools to ...