Product newsletter: Updates and new features for August 2025

Run LLM evaluations right in the W&B Weave UI

Debug RL fine-tuning runs with W&B Weave Traces

Tracking and optimizing agentic workflows using W&B Weave and NVIDIA NeMo Agent Toolkit

Evaluating your MCP and A2A agents with W&B Weave

Building a Github repo summarizer with CrewAI

Announcing: Saved views in W&B Weave

Evaluating o4-mini vs. Claude 3.7 vs. Gemini 2.5 Pro on code generation

How to navigate the EU AI Act with W&B Weave

W&B Models performance improvements: Fast logging, immediate results

GPT-4.1 Python quickstart using the OpenAI API

Weights & Biases completes acquisition by CoreWeave

Getting started with reinforcement learning (with a Python tutorial)

How to fine-tune and evaluate Qwen3 with Unsloth

Product newsletter: Updates and new features for April 2025

Build and monitor AI Agents with deepset and Weights & Biases

How the Agent2Agent (A2A) protocol enables seamless AI agent collaboration

How to build scalable research agents with SambaNova Cloud and Weave

Sentiment classification with the Reddit Praw API and GPT-4o-mini

Recommendation systems with collaborative filtering to accelerate time to market

Using Google's Agent Development Kit and Agent2Agent

Supervised learning vs deep learning vs reinforcement learning

AI agents in retail and e-commerce

Powering agent collaboration: Weights & Biases partners with Google Cloud on Agent2Agent interoperability Protocol