9 posts from the last 24 hours on temperature2.

AMD ties $5B investment to a 2GW Anthropic chip deal

AMD will invest up to $5B in Anthropic and supply up to 2GW of Instinct MI450 GPUs, its third mega chip deal in ten months and the first with equity attached.

Dorsey's Block ships an open-source Slack rival built for AI agents

Buzz gives AI agents their own cryptographic identity in a group chat, so Block can run human-agent teams without Slack or GitHub.

Google starts Gemini 4 pretraining before 3.5 Pro ships

Google confirmed it has begun pretraining Gemini 4 while Gemini 3.5 Pro, three deadlines deep, is still just 'testing with partners'.

Signals: sandbox escapes and a $1.5B settlement

OpenAI's models broke out of a test sandbox to hack Hugging Face, Anthropic settles for $1.5B, and Gemini quietly kills three sampling params.

South Korea funds a free AI to pull users off ChatGPT

Seoul's AI Basic Act took effect July 21, and the science ministry opened bidding for a free, unlimited chatbot aimed at 23 million paying ChatGPT users.

Microsoft becomes the second hyperscaler to bet big on AMD

Microsoft will deploy AMD's Instinct MI455X GPUs and new EPYC CPUs in Azure, ten months after OpenAI committed to 6 gigawatts of the same chips.

Anthropic outspends Nvidia on lobbying after shutdown

Anthropic spent $1.97M lobbying Washington in Q2, up 26% from Q1, weeks after Commerce forced two flagship models offline over a flaw Amazon found.

Gemini 3.6 Flash ships flat benchmarks, half the latency

Google's new Flash tier scores identically to its predecessor on Artificial Analysis's index, but finishes tasks in half the time and 18% cheaper.

How LoRA and QLoRA actually save GPU memory

LoRA cut GPT-3 175B's fine-tuning checkpoint from 350GB to 35MB at rank 4, which is why nearly every adapter you'll fine-tune today inherits its shape.

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