subligence /sʌbˈlɪdʒəns/ n.
A lesser or rudimentary form of intelligence; the capacity to respond, select, or adapt without full understanding. The semblance of mind in animals, machines, systems, or inanimate things. Discernment beneath reason; inferior intelligence.
Example: "Since December, the coding models have gotten noticeably more subligent, so much so that the undiscerning eye has trouble distinguishing their output from human intelligence."
AI is already a "word" for it, artificial intelligence. It is not intelligence, but it sure does perform some tasks usually associated with human intelligence.