The HackerNoon Newsletter: Best AI Visibility Tools for 2025 (10/26/2025)

This HackerNoon newsletter highlights tech news and stories from October 26, 2025. It opens by mentioning historical events from the same date in previous years. One featured article discusses grounding AI in verifiable data, emphasizing that advancements with Large Language Models (LLMs) are still in early stages. Another focuses on how traditional testing methods are becoming obsolete with the rise of AI. Additionally, the newsletter introduces "Agentic Postgres," a database designed for AI agents. Other topics covered include the best AI visibility tools available and the new features in React 19 for form handling. The newsletter also explores the potential risks and realities of space tourism. Finally, it delves into how AI is changing Site Reliability Engineering, and whether ChatGPT can outperform the market. The newsletter encourages readers to share their thoughts and provides resources for technical writing. It closes with a call to share the newsletter and a sign-off from the HackerNoon team.