Multi-agent harnesses need separate message channels
harshalgajjar · hn · 2026-10-12
Drawing on hands-on experience building multi-agent harnesses, the author argues that cooperating agents need separate message channels rather than a single shared stream. Mixing all communication into one context pollutes state, causes instructions to interfere, and degrades reliability. The post outlines the failure modes and architectural fixes, a useful reference for anyone building multi-agent orchestration.
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