Crypto infrastructure, fully aggregated
Buy, sell, swap, custody and settle digital assets through a single API. Meridian unifies dozens of licensed exchanges, on/off-ramps, custodians and DEX aggregators — you get the best route on every transaction.
Three primitives. Infinite combinations.
Buy crypto
Fiat-to-crypto for your end users with cards, bank transfers and local methods. We route each transaction to the ramp with the best price and highest approval rate for the user's country.
- Cards, Apple Pay, Google Pay, SEPA, Pix, UPI
- Automatic KYC per region — no re-verification
- Real-time price quote with locked FX
- White-label widget or headless API
Sell crypto
Convert digital assets to fiat and settle to bank accounts, cards or wallets in 180+ countries. Meridian handles the exchange, the treasury and the payout leg.
- Payouts to IBAN, ACH, Pix, SPEI, UPI
- Same-day settlement for major corridors
- Corporate off-ramp for treasury flows
- Compliance & Travel Rule handled
Swap assets
Cross-chain and same-chain swaps routed across 20+ liquidity venues. Best price execution with MEV protection and unified settlement.
- CEX + DEX aggregated liquidity
- Cross-chain via native bridges & MPC
- MEV-protected routing
- One quote, one signature, one API
How our swap engine works
Every quote is calculated across dozens of liquidity venues in real time. Meridian's routing engine splits orders, hops across chains, and executes atomically — so your users always get the best net rate.
{
"from": { "asset": "USDC", "chain": "ethereum" },
"to": { "asset": "SOL", "chain": "solana" },
"amount": "10000.00",
"quote": {
"receive": "58.4212 SOL",
"rate": "0.005842",
"route": ["binance", "jupiter", "wormhole"],
"slippage": "0.12%",
"fee_bps": 15,
"eta_seconds": 42
},
"expires_in": 30
}Supported chains
EVM, non-EVM, L2s and app-chains. New networks added on request.
200+ digital assets
Majors, stablecoins, wrapped assets and long-tail tokens across ecosystems.
Full crypto stack
Wallet-as-a-Service
Custodial, non-custodial and MPC wallets. Spin up user wallets in one API call.
Institutional custody
Segregated cold storage with insured, regulated custodians. HSM-backed key ceremonies.
Stablecoin payouts
Instant USDC/USDT settlement to counterparties, contractors and merchants globally.
Merchant acceptance
Accept crypto at checkout with auto-conversion to fiat. Zero volatility exposure.
Cross-chain bridging
Native bridges, MPC bridges and canonical routes — abstracted behind one endpoint.
Treasury & OTC
Large-block execution with dedicated OTC desks and RFQ pricing above $250k.
Travel Rule
Automated originator/beneficiary data exchange with major TRP providers.
Staking & yield
Non-custodial staking across PoS chains with unified rewards reporting.
Global compliance
MiCA, VASP, MSB registered partners — jurisdiction-aware routing.
Regulated by design
We only integrate providers with clear licensing in their jurisdictions. Every flow inherits KYC/AML, sanctions screening, Travel Rule and transaction monitoring — you never handle raw compliance data.
Move crypto like it's 2030
One SDK. Every chain. Every ramp. Every liquidity venue. Ship your crypto product this quarter.
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