grok-build-0.1
A xAI model. Every figure below was read off xAI's own pricing page and stamped with the date it was read — last pass 2026-08-04. Nothing here is estimated.
| Input / 1M tokens | $1 |
| Output / 1M tokens | $2 |
under 200k prompt; $2/$4 at or above 200k; context 256k
Price is the easy half. What it costs you also depends on how fast the first token arrives and what survives concurrency — that part is measured. See every xAI model on its provider page.