Python script using Anthropic SDK + SynapBus MCP Streamable HTTP. Two AI agents (Alice, Bob) autonomously exchange messages through SynapBus tools: discover_agents, send_message, read_inbox, mark_done. Usage: ANTHROPIC_API_KEY=... python tests/e2e/test_two_agents.py Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>