AI Brief

Marcus on AI — Gary Marcus

Breaking: Eli Lilly CEO becomes latest to push back on Dario Amodei’s ludicrous, Elizabeth Holmes-like medical claims

• Gary Marcus argues that Anthropic CEO Dario Amodei’s medical predictions are unrealistic, particularly their timelines for cancer and mental illness.
• Marcus cites researchers’ concerns about insufficient data and the time required for clinical trials, and says Eli Lilly CEO Dave Ricks also criticized Amodei’s claims.
• The excerpt does not provide Amodei’s exact statements or timelines, or the substance of Ricks’s response.

Marcus on AI — Gary Marcus

Jensen is reportedly about to get fired

• Gary Marcus says The Wall Street Journal reports that Nvidia is about to fire Jensen, while treating his departure as uncertain.
• Marcus predicts that a departure could disrupt what he calls circular financing in AI and questions whether Nvidia would follow through on billions promised to Anthropic.
• The excerpt provides no details supporting the reported firing or the financing claims.

Simon Willison

Gemini Decisions API

• Simon Willison reports that Google’s Gemini Decision 1 API supports yes/no, choice and rubric-scoring questions across text, images, audio, video and PDFs.
• He says it costs $0.10 per million input tokens, with free output; Jev costs $0.042 per million and supports text and JSON only.
• In Willison’s video test, Gemini returned probabilities rather than definitive 0 or 1 answers; the example alone does not establish broader accuracy.

Simon Willison

aws-emulator

• Simon Willison describes an official AWS emulator for testing against local versions of AWS services without provisioning a paid API key.
• He says it is written in Rust by a large swarm of agents and accumulated 29,684 commits in its first three weeks.
• The emulator currently requires Docker on macOS or Windows; Willison hopes for a standalone binary that works across more platforms.

The feed only had a short excerpt.

Simon Willison

Browse tools.simonwillison.net by tag

• Simon Willison added tag clouds to help visitors browse his collection of 244 vibe-coded tools.
• He used remaining Fable 5.2 credits to analyze the tools’ code with tree-sitter, identifying JavaScript APIs, libraries and web API hosts.

The feed only had a short excerpt.

Simon Willison

llm 0.37.2

• Simon Willison reports that llm 0.37.2 fixes a security issue involving OpenAI-compatible endpoints from other providers.
• Daniel de Araujo reported two circumstances in which LLM could accidentally send a configured OpenAI API key to another provider: a missing named key or a responses model run with the chat_completions option.

The feed only had a short excerpt.

Simon Willison

Anthropic's IPO roadshow video

• Simon Willison highlights Anthropic’s claim that it trains and serves Claude across AWS Trainium, Google TPUs, NVIDIA GPUs and AMD GPUs.
• In the roadshow video, co-founder Tom Brown says an AI system got Claude running on AMD GPUs in three days with almost no human intervention. He also predicts AI could independently discover compute efficiencies.
• Willison says he extracted the transcript using MacWhisper because he could not find an official one.