Researcher argues harness and MCP will be absorbed into models — data is the only wall

A_K_Nain · x · 2026-09-04

An ML researcher reiterates his view that harnesses, MCP and similar agent plumbing are temporary: as long as these skills can be taught during training, transformers will internalize them. He argues data is the only real wall, pushing back against the industry's heavy investment in external agent frameworks and tool-calling protocols.

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