From the first signal
essays · 3 minute read
Eight thousand posts on the first day, and the sentence that mattered was about a cache. Anthropic released Claude Fable 5.1 on 1 September 2026. The sticker prices did not move: ten dollars a million tokens in, fifty out. Cache reads, the reread of work already done, fell from a dollar to twenty-five cents. They […]
Recently surfaced
Eighteen models got worse as the haystack grew. Foundation is Chroma’s wiki for agents, built after they believed Context Rot.
→Musk wrote the 4.7 spec on X. xAI confirmed Grok 5 is in training. Here is the file: claimed, shipped, still vapor.
→Zero is the only honest opening count for a public log.
→Archive paths
a little corner to write on