New: EUR & BRL rails are now live · see what's new →
global payments · settled in seconds

Move money like data.

Flux settles cross-border payments on stablecoins — no correspondent banks, no float, no three-day holds.

Settled in USDC 24/7/365 rails Licensed in 40+ countries
flux — settlement feed
Settled today
$184M
▲ 12% this week
Median time
2.1s
▲ 24/7 live
Counterparties
3.4k
▲ 120 new
Settlement volumelast 24h
Rails by corridor
Live settlements
usd→brl · settled in 1.9s
eur→ngn · settling
usd→php · queued
gbp→inr · settled
Median settlement
2.1s
Fee / tx
0.4%
Trusted by treasury teams at
AMAROAMARO
BANTUBANTU
CORDIACORDIA
DUNN&CODUNN&CO
KESTRELKESTREL
LOOMLOOM
MERIDIANMERIDIAN
ONYXONYX
The problem

Cross-border payments still move like it's 1974. Correspondent banks, float, and three-day holds.

Features

Rails built for the global economy.

Everything you need to move money across borders — without correspondent banks, float, or hidden spread.

Settled in seconds

USDC moves value across borders in seconds, not the three-day correspondent-bank crawl.

Learn more

One API

Send, receive and reconcile from a single clean API. No per-country integrations.

Learn more

Compliance built in

KYC, AML and sanctions screening on every rail — not bolted on after the fact.

Learn more

Real-time FX

Convert between currencies at the moment of settlement. No hidden spread.

Learn more

One reconciled ledger

Every payment lands in a single, auditable ledger. Proof, on-chain.

Learn more

Treasury controls

Set limits, approvals and sweep rules. Your float, back under your control.

Learn more
The product

From payment to settled in seconds.

  • One API to settle into any corridor
  • Real-time FX at the moment of settlement
  • On-chain proof for every payment
settle.py
# settle a cross-border payment
from flux import Client

client = Client(api_key="fk_...")

payment = client.payments.send(
    amount=12000,
    currency="USD",
    to="BR",
)

print(payment.status)  # "settled"
How it works

Three steps to your first settlement.

01

Connect

Plug in our API. One key, one afternoon, you're on the rails.

02

Settle

Route a payment and watch it settle in USDC — in seconds, not days.

03

Reconcile

Pull a single reconciled ledger and proof on-chain. Close the books same day.

0s
median settlement
$0
settled to date
0
countries live
0/7
always-on rails
Customers

Treasury teams that stopped waiting.

★★★★★

"We moved our payouts to Flux and closed a two-day window to two seconds. Our customers noticed immediately."

AM
Aisha Mehta
Head of Treasury, Amaro
★★★★★

"No more correspondent banks, no more float. We settle in USDC and reconcile the same day."

DK
Dan Kim
CFO, Cordia
★★★★★

"Compliance, FX and settlement in one API. It's the first rails our treasury team actually trusts."

SR
Sofia Reyes
Finance Ops, Kestrel
Pricing

Simple per-transaction pricing.

Pay as you go
0.4%/tx

For teams starting to move money across borders.

  • USDC settlement
  • One API
  • Standard FX
See pricing
Enterprise
Custom

Custom rails, SLAs and treasury for large orgs.

  • Custom rails
  • 99.99% SLA
  • Dedicated ledger
Contact us
FAQ

Questions, answered.

How fast is settlement? +
Most payments settle in under three seconds, 24/7/365 — no banking hours, no weekends.
Which currencies do you support? +
USD, EUR, GBP and 20+ local currencies, settled in USDC. See the docs for coverage.
Is settlement really on-chain? +
Yes. Every payment posts a verifiable receipt to the chain. You get proof, not a promise.
What does compliance cover? +
KYC, AML and sanctions screening run on every rail, in every corridor.
Get started

Move money like data.

Plug in one API and settle your first cross-border payment today.

Get started