5:03 PM
Today in brief.
Perplexity open-sources SPACE agent sandboxes
The Firecracker microVM sandbox that runs every Perplexity Computer task is now Apache 2.0, with credentials and outbound traffic controlled outside the VM.
🤖 AI
Agent wallet wars: paying without holding the card
a16z maps how Stripe Link, Shopify Shop Pay, and PayPal are racing to let agents spend, while Visa/Mastercard/Amex push agentic tokens that keep your real card rewards intact.
4 sources 2:46 PM
🔧 Tech
Open weights: Muse Spark Open and Nemotron Super VL
Meta's Muse Spark Open (816B total, 42B active, 1M context) lands with Apple MLX Mac support, and NVIDIA ships Nemotron 3.5 Super VL plus the Bolt 74B-in-24GB cut.
🔬 Science
Interpretability claim: neural networks are already clean
A Goodfire writeup titled 'Neural networks are clean' hit the top of HN and Reddit as a possible leap in interpretability, while a 217M-response study shows prompt injection riding in HTTP headers.
🔬 Science
Labs put $25M behind AI-for-math
OpenAI and Anthropic each put $5M into a Simons Foundation effort, Simons itself launched a $15M program, and GPT-6.1 Sol is already finding errors in hundreds of math papers.
🏛️ Policy
Anthropic gives METR employee-like access
Anthropic followed through on third-party safety evals by giving METR researchers employee-level access to look under the hood, the concrete mechanism multi-lab CEOs have been circling.
🔬 Science
AI devices get cheap: Bee at $75, Rivian agents, Spot at Coke
Amazon's Bee ships personal AI devices from $75 while Panos Panay talks apps being replaced by AI devices, Rivian is putting agents in cars, and Coca-Cola is scaling Spot globally.
🎬 Media
GPT-Live-1.1 voices, and a new open TTS king
OpenAI rolled GPT-Live-1.1 voice updates to ChatGPT, Codex, and dots with six new language voices, while LocalLLaMA is calling Fish Drama 3 the new open TTS king.
🎬 Media
Krea 3 makes product-safe image edits in seconds
Early access demos say Krea 3 hits Nano Banana Pro-level quality with precise multi-turn edits under 8 seconds, including sketch-to-home design with bounding-box control.
3 sourcesNo stories in this category for this edition.