Help build a single, standard price index for AI inference — in the open. Tell us what you're paying, how much you use, and how you think the index should be calculated. Everything is optional and aggregated into open research data.
Prefer to email us directly? Reach the census team at survey@bellwethr.org
The core debate: how should BWI actually be calculated? Pick the option closest to your view on each — or skip.
Add the per-million-token prices you actually pay (negotiated or list). This is the raw signal the index is built from.