Three of Africa's largest multi-licensed payment service providers (PSPs) each independently piloted a stablecoin rail over the past three years — and each ultimately settled on a mix of stablecoin and traditional bank rails after stress-testing the off-ramp, the step that converts digital dollars back into locally spendable cash. Between them, the firms process cross-border payments for merchants, e-commerce platforms and remittance companies, as well as trade settlements totalling billions of dollars annually. Their models promised to cut the cost of cross-border money movement by 10x. The blockchain worked; the off-ramp did not. Converting back into local currency costs more than 8%, and in thin markets the savings disappear.

The findings, set out in an analysis by Gwera Kiwana published by TechCabal on October 22, 2026, expose what she describes as a truth the industry keeps skipping: stablecoins will not fix African cross-border finance until founders fix local liquidity.

Kiwana, who sits on a venture fund's investment committee and backs startups as an angel investor, writes that every cross-border fintech and payments startup pitching her today is a stablecoin startup. Stablecoins — digital tokens pegged to the US dollar — are now table stakes for anyone building across borders, and the case for them is not imaginary.

Sub-Saharan Africa remains the most expensive region in the world to send money to, averaging 8.5% on a $200 transfer compared with 6% globally, according to the World Bank. Chainalysis estimates that a $200 remittance sent from the region costs about 60% less when using stablecoins. But Kiwana cautions that this estimate prices the conversion off a single day's closing rate — a snapshot of the quoted price, not the price obtained at size.

Every cross-border payment performs three jobs: messaging, compliance and settlement into locally spendable money. Stablecoins handle the first job well and make the second no easier. On the third, a USDC or USDT transfer is final within seconds, but finality does not equal spendability. A trader in Lagos does not pay rent in USDT, and a freelancer in Nairobi cannot pay for their child's school fees in USDC. Someone has to sell their naira or shillings, and someone has to deliver it. The blockchain provides finality — it does not provide naira or shillings.

The real cost sits in two places. The first is foreign exchange. Converting a dollar stablecoin into cedis or kwacha requires a counterparty who holds the local currency, wants dollars, and can trade at that moment and in that size. Outside a handful of the region's largest markets, that pair is thin. Thin pairs produce slippage — the gap between the quoted price and the price actually received, as a large order eats through the best offers and fills at progressively worse ones. Across the CFA region — the CFA franc zone spanning much of West and Central Africa — at typical transfers of $100,000, spread, slippage and payout fees together exceeded 8%. Even vetted counterparties often lack depth, so prices are haggled over WhatsApp messages, group chats and phone calls between treasury desks before a trade settles. “That is not a market,” Kiwana writes. “It is a negotiation.”

There is also the question of who sits on the other side. Some liquidity pools are anonymous, and some participants are there to launder money. The leading liquidity providers deal only with businesses that have passed know-your-business (KYB) checks, which keeps the pool clean but small. The temptation is an open marketplace such as Binance P2P, which offers more counterparties — but many of them are PSPs whose compliance teams may not be able to clear them, and some providers trade with unknown entities anyway. The stricter the compliance, the shallower the market a licensed firm can legally touch.

Chainalysis reports that Sub-Saharan Africa led the world in crypto growth through June 2026, driven by peer-to-peer activity — much of which is off-limits to a licensed PSP. Informal venues also vanish: Binance delisted the naira from its P2P market in February 2024.

The second cost is the last mile. Local payment rails carry fixed costs and regulatory requirements that only pay off at scale. Below that threshold, much of the volume is routed through cross-border rails, which the PSPs found can cost 10 times as much as a local payment. A stablecoin does not remove that cost; it moves it to the end of the journey.

The bigger mistake, Kiwana argues, is the benchmark. Pitch decks measure stablecoins against the 8.5% regional average, but the PSPs' clients were not choosing the average. Globally, digital-only money transfer operators charged 3.54%, and payouts into mobile wallets cost 3.92%, the World Bank reports. Against those rails, an 8% off-ramp is priced at twice the rate.

As a result, the providers now run a mix of stablecoin rails, where local liquidity is deep, and traditional bank rails, where it is not — an approach under which client costs have fallen. It is less exciting than a revolution, Kiwana writes, but it is real.

Stablecoins still earn their place in business treasury, dollar savings and corridors with deep, licensed liquidity. But before launching one for payments, founders should price conversions at their actual ticket price on the worst day of the week, count the licensed counterparties they can use, model what happens if their main venue disappears, and benchmark against the cheapest rail their customer already has. Where a stablecoin corridor cannot beat traditional rails, she argues, it should not be forced.

The next breakthrough in African payments will not come from a faster chain, Kiwana concludes. It will come from whoever makes local liquidity deep, licensed and boring.

Gwera Kiwana is Partnerships Lead at Morse. She serves on the investment committee of Launch Africa Ventures and has angel-invested in more than a dozen Africa-focused startups over the past seven years. She previously worked at Monzo, 11:FS and Onafriq, and co-founded Women Who Build Africa.

This article is based on her analysis, first published by TechCabal.