OpenAI launched GPT-5.2, its latest model series, focused on professional use. The Thinking and Pro tiers offer major gains in complex reasoning, coding, and accuracy. OpenAI reports GPT-5.2 ...

When it comes to hard problems, computer scientists seem to be stuck. Consider, for example, the notorious problem of finding the shortest round-trip route that passes through every city on a map ...

Artificial intelligence for formal mathematical reasoning startup Harmonic AI Inc. announced today that it has raised $120 million in new funding on a $1.45 billion valuation. The funding is intended ...

Ribbit Capital Leads Round at $1.45B Valuation of Math-Based AI Venture; Emerson Collective Joins Existing Backers Including Sequoia & Kleiner Perkins PALO ALTO, Calif.--(BUSINESS WIRE)--Harmonic, the ...

GeekWire chronicles the Pacific Northwest startup scene. Sign up for our weekly startup newsletter, and check out the GeekWire funding tracker and VC directory. by Taylor Soper on Oct 6, 2025 at 12:55 ...

A few months before the 2025 International Mathematical Olympiad (IMO) in July, a three-person team at OpenAI made a long bet that they could use the competition’s brutally tough problems to train an ...

Details about OpenAI’s upcoming GPT-5 model have leaked. GitHub accidentally published details of the upcoming model and its four variants in a blog, which was later withdrawn. The leak points to ...

Grok 4 and its reasoning-focused counterpart, Grok 4 Heavy, arrived with an immediate sense of ambition, offering multimodal AI designed to handle coding, logic, and perception tasks. In the initial ...

Grok 4 is a huge leap from Grok 3, but how good is it compared to other models in the market, such as Gemini 2.5 Pro? We now have answers, thanks to new independent benchmarks. LMArena.ai, which is an ...

Google rolls out Gemini 2.5 Pro and Deep Search for paid subscribers, offering expanded support for reasoning, coding, and research tasks. Gemini 2.5 Pro and Deep Search are now available in Google ...