10 min read
Compounding Agent Swarms: Multi-Agent Architectures That Scale Without Breaking the Bank
68% of new DeFi protocols in Q1 2026 include at least one autonomous AI agent. The protocol stack (MCP + A2A) is standardized. Multi-agent systems cost 4.8x more than single agents. Here is how to build a compounding swarm that gets smarter over time — and how OpenRouter + LangGraph model routing prevents that cost multiplier from bankrupting you.