Mark Zuckerberg has an Instagzam

Instagram’s wordmark is iconic. Well, was iconic. Apparently Instagram thought it looked old, so the company rolled out a new one this week. It doesn’t look like the old Instagram wordmark. It doesn’t even look like it spells Instagram anymore. And we cannot figure out why Instagram decided to do this. On this episode of … Read more

Custom reward functions for multi-turn reinforcement learning with Amazon Nova Forge

In multi-turn reinforcement learning (RL), your custom reward function decides what the model actually learns. A subtly wrong reward can quietly teach the wrong thing while every training curve looks healthy. Designing a reward that holds up over multi-turn, agentic tasks is one of the hardest parts of customizing Amazon Nova models. For multi-turn training, … Read more

Building agentic workflows with SageMaker AI and Bedrock AgentCore

A common challenge in building agentic workflows is mixing managed foundation models (FMs) with your own cost-optimized or domain-specific models, without rewriting your agent framework to do it. In this post, we show you how to combine OpenAI-compatible endpoints on Amazon SageMaker AI with Amazon Bedrock AgentCore runtime, a capability of Amazon Bedrock AgentCore, and … Read more

Does Mark Zuckerberg really believe AI is ‘for everyone’?

Meta released Glimmer this week, an open-weight AI model anyone can download and run on their own hardware — a contrast to Muse Spark, the company’s more powerful model that stays locked behind its own APIs. The release landed alongside a letter from Mark Zuckerberg arguing AI should be “for everyone” rather than controlled by a handful of labs, but as Equity’s … Read more

HackerNoon Projects of the Week: Atlarix, Scribe, and Emisary

Hey Hackers! Welcome to HackerNoon Projects of the Week, where we spotlight standout projects from the Proof of Usefulness Hackathon, HackerNoon’s competition designed to measure what actually matters: real utility over hype. This week, we’re pumped to talk about 3 exciting projects that have proven their usefulness: Atlarix, Scribe, and Emisary. The Proof of Usefulness Hackathon … Read more

2025 GOTY Clair Obscur: Expedition 33 is down to $33

For RPG fans who dig Persona-style turn-based action and who are pursuing games with original stories and fantastic tunes, look no further than Clair Obscur: Expedition 33. This praise might come off sounding weird, but I really like that Sandfall Interactive’s breakout hit isn’t overly long compared to RPGs it was inspired by. It’s worth … Read more