A gateway sells you one key for every model — and a price you never checked against the vendor's own list. Here is the script that checks it, and the four things to look at before you switch.
When building helper tools for AI workflows—like estimating token counts, cleaning LLM output...
LLM Price Watch Weekly Digest — Week of August 14, 2026 No price changes to report this...
Regulation E was written for humans. Regulation Z was not so narrow. Which card you give a shopping agent decides whether you get your money back.