OpenAI says a physician panel rated its new GPT-5.5 Instant model higher than physician-written health answers, with flagged factuality issues down 71%.

OpenAI's latest health update centers on its free-tier model. GPT-5.5 Instant is said to perform comparably to the paid version when asking health questions. . The claims rest on OpenAI's own ...

OpenAI will bring ChatGPT to GenAI.mil, the Pentagon’s generative-AI platform, in "early July," a company official said ...

Anthropic's most powerful public AI model was taken offline just days after launch. Before the ban, I tested Fable 5 against leading models to see what made it so controversial.

GPT-5.6 is expected by late June 2026 with OpenAI’s chief scientist confirming a meaningful improvement over GPT-5.5 — but no ...

Leaks and prediction markets point to a possible June 23 launch for GPT-5.6, with expectations rising after Anthropic’s Claude Fable 5 faced setbacks. GPT-5.6 is rumored to feature a larger context ...

General-purpose large language models from OpenAI, Google and Anthropic outperformed specialized clinical AI tools across every medical benchmark in a study published in Nature Medicine. Researchers ...

Anthropic's Fable 5 led every major AI benchmark over OpenAI's GPT 5.5 before a US export control directive forced it offline three days after launch.

Why did the Trump admin ban Claude Fable 5 but not GPT 5.5? This comparison of the two AI models may show why. Credit: ...

The classifiers will trigger in less than five percent of usage sessions, Anthropic claimed, while conceding it has tuned the ...

When Google launched its latest Gemini model, 3.5 Flash, at I/O 2026, it highlighted its coding capabilities—specifically how it can deploy AI agents at incredible speeds with intelligence similar to ...

Anthropic releases Claude Opus 4.8 with dynamic workflows, 1,000 parallel subagents, and 3x cheaper fast mode. Here's what the new model means for AI developers, enterprises, and the race against ...