Build a Gemini 3.7 Flash Multi-Agent Coding Pipeline with LangGraph & Google ADK in 2026
Gemini 3.7 Flash delivers 340 tokens per second at $0.75/1M input tokens — making it the cost-performance sweet spot for multi-agent coding pipelines. This workflow orchestrates parallel code review, test generation, and security scanning agents using LangGraph state graphs and Google ADK A2A protocol.