Chainalysis data: amount of Bitcoin the 17 largest crypto processing services received has declined from a peak of $412M in September 2017 to $69M in June 2018
- Chainalysis study shows payment usage peaked in September — Merchants seeing more transactions for bigger-ticket items
Context & Ripple Effects
Chainalysis has been tracking the same cohort all year: its earlier read on the 17 largest processing services showed Bitcoin Cash payments collapsing alongside Bitcoin's own slide from the September 2017 peak, and a follow-on study found daily transaction counts and values falling through late 2018. The new cut adds the composition detail — fewer, bigger-ticket purchases — which reframes the drop as a change in what Bitcoin is used to buy, not just how much.
That matters because the payment-processor channel was the clearest measure of Bitcoin-as-currency adoption, and the same dataset later shows where the activity went: darknet market volumes roughly doubled over 2018 even as legitimate merchant receipts fell.
First-order effects
- The 17 largest crypto payment processors lose the bulk of their inflow base — receipts down roughly 83% from the September 2017 peak — squeezing fee revenue built on transaction volume.
- Merchants still accepting Bitcoin shift toward fewer, higher-value transactions, pushing the coin out of everyday retail checkout and into big-ticket purchases.
Second-order effects
- Darknet markets absorb displaced payment activity, averaging around $2M/day by end-2018 — nearly double the start of the year — partially offsetting the merchant-channel decline and sharpening the illicit-use share of on-chain volume.
- Processors respond by diversifying beyond Bitcoin: BitPay's later data shows merchant Bitcoin use falling to about 65% of its crypto payments as Ether and stablecoins take share.
Third-order effects
- If the pattern holds, Bitcoin's economic role migrates from medium of exchange toward store-of-value and settlement asset, with payment infrastructure reorganizing around multi-asset processors rather than single-coin rails.
- A shrinking legitimate-payment footprint alongside rising darknet and sanctioned-entity flows strengthens the case for blockchain-analytics firms like Chainalysis as compliance gatekeepers for the industry.
The trend: Crypto commerce is steadily rotating away from Bitcoin-denominated payments toward alternative assets and non-retail uses, with analytics firms becoming the sector's de facto measurement layer.