I live in Texas and I've never seen a plan more complex than a couple of tiers of prices depending on consumption, or different prices depending on the time of

I live in Texas and I've never seen a plan more complex than a couple of tiers of prices depending on consumption, or different prices depending on the time of day (e.g. nights and weekends free). So no I don't think any residential customers have access to electricity priced in any quantity besides a month of usage.