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Sep 28, 2026 · Artificial Intelligence

How We Cut Token Costs 50% in a Multi-Agent Harness Workflow

A team reduced token costs 50–65% in a 1-TL + 6-sub-agent Harness workflow by applying three principles—load only needed context, eliminate irrelevant context, remove duplicate context—through ten techniques including progressive disclosure, code graphs, CLI over MCP, and parallel tool calls, measured via AgentLens.