Around image 87 the batch stopped looking like one store

Getting one good image out of a model is not hard. Batches are where it falls apart.

Last time I filled a category, the first twenty were fine. Somewhere in the eighties I laid the finished set out together and the drift was obvious. The colour had shifted slightly, the margins were inconsistent, the subject size wandered. Each image passed on its own. Side by side they looked assembled by different people.

It took a few days to work out where the drift comes from, and two of the three sources cannot be fixed by rewriting the prompt.

Three sources