Base

PostgreSQL 19 delayed to November after LLM-assisted reviews found defects: The PostgreSQL Global Development Group delayed PostgreSQL 19's general availability after LLM-assisted code reviews uncovered architectural defects, The Register reported. Core developers reverted up to 10 features and pushed the release to November, citing better tooling rather than vibe coding.

Databases • Techmeme

Scarlet • Series B

Scarlet raises $50M Series B led by Headline for US, Asia-Pacific expansion: London-based Scarlet, which certifies AI and software for medical devices, raised a $50M Series B led by Headline. The funding will support expansion into the US and Asia-Pacific.

arXiv paper presents ARIA, a framework that learns to repair LLM multi-agent executions at runtime: An arXiv paper presents Agent Runtime Inspection and Amendment (ARIA), a framework for learning when and how to repair ongoing LLM-based multi-agent executions. It converts execution-verified repairs into reusable supervision, enabling a learned model to intervene at runtime rather than repeatedly testing alternatives.

AI Research • arXiv

Microsoft unveils MAI-Base-2 MoE with 2.8T total, 80B active parameters: Microsoft unveiled MAI-Base-2, a mixture-of-experts model with 2.8T total and 80B active parameters. It claims 4x-12x more pretraining FLOPs-efficiency than DeepSeek-V4-Pro-Base. Microsoft also cited MAI-Thinking-1, a general-purpose foundation model post-trained on MAI-Base-1 announced in June.

AI Models • Techmeme

RapidCanvas • Series B

RapidCanvas raises nearly $29M Series B to help businesses build custom AI tools: RapidCanvas raised nearly $29M in Series B funding led by Vertex Ventures and Hitachi Ventures, CEO Rahul Pangam tells Axios. The Austin-based company uses agents to help businesses build and deploy custom AI applications.

Microsoft researchers say new machine learning tool improves weather forecasts 2-6 weeks ahead: Microsoft researchers say they found a new, cost-effective machine learning tool that improves weather forecasts two to six weeks ahead. The company claims it addresses reliability drops beyond two weeks in physics-based and existing AI models, helping farmers and emergency responders.

Microsoft • The Verge AI

Base • Chainalysis

Chainalysis: Base agentic commerce grew from ~1,500 in Q2 2025 to 138M+ transactions in Q3 2026: Agentic commerce on Coinbase's Base grew from about 1,500 transactions in Q2 2025 to more than 138 million in Q3 2026, according to Chainalysis. Over 87% of payments were for less than 10 cents.