Onchain crypto card payment volumes reached an all‑time high of $833 million in May 2026, according to data shared by The Kobeissi Letter on X. That means a 180% increase compared to the same month last year. The growth has been relentless. Month after month, the green bars keep climbing higher. What started as barely measurable volume in early 2023 has now turned into a steady stream of real‑world spending.