Vasco Engineering https://engineering.vasco.app/ Technical writing on the systems, tradeoffs, and hard-won lessons behind Vasco — the structured data layer that keeps AI revenue agents honest. en Tue, 07 Jul 2026 00:00:00 +0000 Four Agent Frameworks in Sixteen Months https://engineering.vasco.app/articles/four-agent-frameworks/ https://engineering.vasco.app/articles/four-agent-frameworks/ Tue, 07 Jul 2026 00:00:00 +0000 How Gama went from LangChain to LangGraph to Google ADK to Mastra to the Claude Agent SDK — and what we’d tell our December 2024 selves. Sebastien Castiel Building a Modular AI Copilot: From Monolithic to Dynamic Context https://engineering.vasco.app/articles/building-modular-ai-copilot/ https://engineering.vasco.app/articles/building-modular-ai-copilot/ Thu, 30 Oct 2025 00:00:00 +0000 How we built Vasco’s Copilot — from a LangChain-and-Gemini prototype to a modular architecture where each page declares its own context and tools. Sebastien Castiel