https://learn.tanhdev.com/tags/token-optimization/Recent content in Token Optimization on Engineering Playbookhttps://learn.tanhdev.com/vesviet.pnghttps://learn.tanhdev.com/vesviet.pngHugoviSun, 16 Aug 2026 12:00:00 +0700https://learn.tanhdev.com/series/prompt-standard/part-6-context-engineering/Sat, 09 May 2026 11:00:00 +0700https://learn.tanhdev.com/series/prompt-standard/part-6-context-engineering/Năm 2026, ngành đã chuyển từ prompt engineering sang context engineering. Tìm hiểu RAG, MCP, và cách thiết kế hệ thống context động.