Settle — Stablecoin Payments Across Any Chain

settle — api request

LIVE

Protocol v2.4.1 — Mainnet

BaseArbitrumPolygonOptimismAvalancheSolanaUSDCUSDTDAIPYUSD65 Countries840ms Avg0.01% Fee24/7 SettlementBaseArbitrumPolygonOptimismAvalancheSolanaUSDCUSDTDAIPYUSD65 Countries840ms Avg0.01% Fee24/7 Settlement

// chain_explorer.ts

Pick a chain. See the numbers.

Settle routes to the optimal path automatically — or you pin a destination chain. Every quote locks fee and latency before execution.

Live network data

destination_chain

destination_chain: "base"
estimated_fee: "$0.0008"
expected_latency: "420ms"

Base

operational

Protocol Fee

$0.0008

Avg Latency

420ms

Max TPS

2,000

Finality

Gas Token

ETH

TVL

$3.2B

// Settle routes $10,000 USDC to Base for $0.0008 fee — locked quote, no slippage.

// protocol_surface.map(module => module.capabilities)

Every layer of the stack.

Core

Batch Payouts

Pay 10,000 contributors in 40 countries in a single API call. CSV import or programmatic array. Each recipient gets local currency or stablecoin — their choice.

10,000

Recipients / call

Instant Rails

ACH, SEPA, PIX, Faster Payments — all abstracted behind one endpoint.

Countries

No slippage

Locked Quotes

Rate locked for 15 minutes. What the quote shows is what settles.

Webhook Events

payment.initiated → payment.processing → payment.settled

POST /webhooks/configure

// sandbox.execute() — no auth required

Run a transaction. Right now.

Edit the parameters below and hit Execute. You'll get a real mock transaction hash back — same response shape as production. No signup required.

POST /v1/payments/send — sandbox

amount

USDC

destination_chain

recipient

Sandbox mode — no real funds moved

response

⚡

Hit Execute to see a live response

// network.stats()

$0T

Annual stablecoin volume

Surpassing Visa + Mastercard combined

0ms

Average settlement latency

vs 2–5 business days for SWIFT

Countries supported

ACH, SEPA, PIX, Faster Payments, mobile money

0.00%

Protocol fee

vs 3–5% credit card processing

// builders.testimonials

We replaced our entire cross-border payout stack with Settle in a weekend sprint. One endpoint, 40 countries, zero wire fees.

Marcus Chen

CTO, NeoFlow

Neobank — San Francisco

2,400 payouts/day

Paying DAO contributors in 38 countries used to take a week of back-and-forth. Now it's a Friday afternoon cron job.

Priya Nair

Treasury Lead, ArchDAO

DeFi Protocol — Remote

$2.1M/month settled

The locked quote API is the feature I didn't know I needed. No slippage, no surprises. Our CFO actually likes it.

Tobias Reiter

Head of Engineering, Liqr

DeFi Liquidity — Berlin

12 chains integrated

// auth.getKeys({tier: "testnet"})

Testnet keys in 60 seconds.
No sales call.

Submit your email and we'll issue testnet API keys instantly on confirmation. Production keys unlock after a 5-minute KYB form — no approval queue, no waiting.

⚡Testnet keys issued instantly on email confirm

🔐Production keys after 5-min KYB — no queue

📚Full API reference at docs.settle.xyz

🌐Sandbox mirrors production — same response shape

// Already have keys?

curl -H "Authorization: Bearer $SETTLE_KEY"
https://api.settle.xyz/v1/status