Clef: models that answer with probabilities, not text
Cloudflare released Clef, open-weight (Apache 2.0) decision models: instead of generating text, they read a state and a set of typed questions and return a probability for every allowed answer.
Lately: 4 notable changes since 1 October 2026
Each item is stated in one sentence and backed by the maker's own page. Pick a period to see only the last week or the last month.
28 Sept – 4 Oct
5 Oct – 11 Oct
Claude Haiku 5.5: a small model for high-volume work
Anthropic launched Claude Haiku 5.5, a model tuned for high-volume, latency-sensitive work such as classification and sub-tasks handed over by larger models.
12 Oct – 18 Oct
Gemini 4 Argon is generally available
Google made Gemini 4 Argon, its latest frontier model, available to everyone through its API (AI Studio), its apps and Search's AI Mode, with some access limited to paid plans.
19 Oct – 25 Oct
Nothing notable this week.
26 Oct – 1 Nov
Genie 4: a world you can steer in real time
Google DeepMind announced Genie 4, a world model: it generates an interactive simulated world in real time, and is natively multimodal, producing music, ambient noise and dialogue together with the picture.
2 Nov – 8 Nov
Nothing notable this week.
9 Nov – 15 NovThis week
Nothing notable this week.