Gary Marcus: it was the harness, not the model — hidden risk of opaque scaffolding

GaryMarcus · x · 2026-09-09

Gary Marcus amplified a take arguing that a claimed capability came from the harness, not the model — meaning the real capability lives in opaque, vendor-controlled scaffolding that holds state and executes actions, a bigger hidden risk than benchmark scores.

Marcus calls it more sneaky use of unacknowledged domain-specific neurosymbolic AI doing the real work. The commenter warns enterprises handing execution to such a black box are no longer just using a model.

Original post →

More from AGI Musings

AGI Musings channel →