How the LangChain Deep Agents SDK compresses context — filesystem offloading and summarization — to keep long-running agents from succumbing to context rot, and how to evaluate it.

How embeddings and vectorization turn text into searchable meaning, the pipeline behind RAG and semantic search, and the practices that keep retrieval accurate.

Google’s Developer Knowledge API and MCP server give agents an authoritative, machine-readable source for official developer documentation.

The marketing-specific ethics of AI — consent and transparency in personalization, fairness in targeting, avoiding manipulation and dark patterns, and the governance that turns ethical marketing into a trust advantage.

GPT-4o answers fast and handles audio, vision, and text; o1 slows down to reason. Here is how the two OpenAI lines differ and when to reach for each.