GPT-5.6 Sol and Grok 4.5 Launch; Perplexity-NVIDIA Partnership

OpenAI's GPT-5.6 Sol and xAI's Grok 4.5 are set to launch this week, with early users reporting significant improvements in reasoning and efficiency.
Perplexity partners with NVIDIA to run its sandbox infrastructure on Vera CPUs, highlighting CPU advantages for agentic AI systems.
Replit launches Community Profiles and Power Rankings, while Goose introduces the GDK for building agentic applications.
Jack Mallers unveils a volatility-proof Bitcoin-backed loan product with no liquidations.
The EU pushes again for the Chat Control bill allowing warrantless scanning of private messages, facing strong opposition.
Andrew Wilkinson raises concerns about valuation errors in a report on $NUAI.

Sam Altman announces that GPT-5.6 Sol will be released on Thursday. — via 1
Elon Musk announces Grok 4.5, based on a 1.5 trillion parameter V9 model, will be publicly available tomorrow. It is described as Opus-class, faster, more efficient, and lower cost. — via 1 2 3
Paul Graham shares his early access experience with GPT-5.6 Sol, calling it his favorite model by far, noting that it never gives up and keeps working until done in max reasoning mode. — via 1
Garry Tan states that AI models Sol and Fable represent a significant improvement, with a huge gap between them and the next best options. — via 1
Claude Fable 5 access is extended to all paid plans until July 12, sparking discussion about Anthropic's strategy. — via 1 2

Aravind Srinivas announces that Perplexity is collaborating with NVIDIA, running its sandbox infrastructure on Vera CPUs, achieving significant improvements. He also praises the DGX Spark hardware for thermal performance under load and emphasizes that unified memory is key for maximizing tokens per watt. He notes Vera CPU's single-threaded performance advantage for agentic AI systems. — via 1 2 3
Amjad Masad introduces Replit Community Profiles, featuring activity graphs for user agent usage and checkpoints, as well as Replit Power Ranking for Pro users. He also mentions the company has been profitable since 2020 and has closed its first large multi-seat agent deal on a vibecoded app. — via 1 2
Jack announces that Goose is evolving from an app to a platform with the Goose Development Kit (GDK), providing building blocks such as orchestration, local models, and support for 50+ model providers for businesses and individuals to build custom agentic applications. — via 1 2
@levelsio shares his development workflow: he has moved all work to a VPS, including iOS app development through Claude Code, SSHing to a Mac Mini on MacinCloud, and remotely compiling Swift apps with Xcode. He reports saving battery and getting instant deployment, with about 50% of work done on iPhone. — via 1 2 3 4 5

Jack Mallers introduces a volatility-proof bitcoin loan product: loans collateralized by bitcoin with no liquidations regardless of price drops, no margin calls, allowing borrowers to draw dollars while keeping their bitcoin. — via 1
Andrew Wilkinson critiques a report on $NUAI by Agrippa, noting several potential misstatements: ownership percentage is too low due to undervaluation of land; business strategy ignores a second phase 450MW island power option; leverage ratio is underestimated at 75%-85%; and the valuation uses a double discount leading to significant undervaluation. — via 1

@levelsio reports that the EU is making a sixth attempt to pass the Chat Control bill, which would allow warrantless scanning of private messages. The bill has been rejected five times previously and is considered unconstitutional by the EU's own lawyers. — via 1
Jack proposes the concept of "AI-fed, human-finished" as a new paradigm for AI-augmented work. — via 1
Yohei highlights a research project called "ikeabench" that demonstrates a real robot assembling IKEA furniture, involving 7 subtasks and 1550 steps of control with self-correction behavior. — via 1

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