Gemini 2.5 Pro vs. GPT-4o: Which Foundation Model Actually Reduces Hallucinations in Enterprise Multi-Agent Pipelines?
There is a question that keeps surfacing in enterprise AI architecture meetings in 2026: when you are building a multi-agent pipeline where agents chain dozens of tool calls across a long-horizon workflow, which foundation model do you trust as the backbone? The stakes are no longer academic. A single hallucinated