8 Best Stablecoin APIs in 2026 for Payments and Infrastructure

4.9⭐ Full-stack stablecoin apps Orchestration, wallets and issuance USDC, USDT, USDB; ACH, Wire, FedNow, SEPA, PIX, SPEI and Faster Payments Ethereum, Solana, Base, Polygon, Stellar, Tron and others REST API, webhooks and sandbox Not publicly disclosed Managed custodial wallets KYC/KYB and transaction checks Request current product-specific report US MTLs; Luxembourg EMI and MiCA CASP (Legal) 100+ countries (Wallets) 0.25% standard; 0.50% virtual accounts; $0.25/wallet monthly (Pricing) 4.8 ⭐ USDC and EURC issuance flows Issuer APIs, payouts and CCTP USDC, EURC; Wire and local payout rails 15+ chains through Circle Mint France REST API, Postman, webhooks and sandbox 100% for Circle Mint Accounts API over 90 days (Status) Mint custodial; Wallets separate Travel Rule, address book and risk controls SOC 2 Type II (Security) US MTLs/BitLicense; Singapore MPI; EU-authorised entity (Licences) 180+ payout countries through Circle Mint France No Mint/redeem fee; bank and network fees apply (Terms) 4.7 ⭐ Enterprise pay-ins and payouts Payments, accounts, wallets and FX USDC, USDT; local bank rails and SWIFT Asset-dependent; Ethereum and Tron in sandbox REST API, webhooks and sandbox Percentage not published; live component status available (Status) Standard and embedded managed wallets KYC/KYB, KYT and Travel Rule SOC 2 Type II; ISO 27001:2022 (Security) UK EMI; Malta EMI and MiCA CASP (Licences) 130+ countries Contract-priced 4.7 ⭐ Regulated embedded stablecoin products Accounts, trading, payouts and custody USDC, USDT, PYUSD, RLUSD; fiat funding and payouts Multi-chain; programme-dependent REST API, webhooks, reports and SFTP 99.97% Core Resources; 99.99% Transact over 90 days Custodial sub-ledgers; trust custody option KYC/KYB, sanctions and transaction monitoring SOC 1/2 Type II; ISO 27001:2022 FinCEN MSB, US MTLs, BitLicense and NC trust company US and European programmes Contract-priced 4.6 ⭐ Embedded wallets and ramps Orchestration, wallets, identity and checkout USDC, USDT; cards, wallets, banks and local rails 50+ chains REST API, SDKs, webhooks and staging Numeric history not publicly displayed Non-custodial embedded wallets KYC/KYB, sanctions and blockchain screening SOC 2 Type II EU MiCA CASP/payment institution; US and Canada registrations Off-ramp to 100+ countries No setup/monthly minimum; transaction pricing varies 4.6 ⭐ Enterprise cross-border payouts Managed payments and liquidity RLUSD, USDC, USDT and fiat; local payout rails XRPL and Ethereum for RLUSD; routed rails elsewhere REST API, webhooks and ledger exports Not publicly disclosed Managed accounts and wallets AML, sanctions and corridor controls SOC 2 Type II; ISO 27001 75+ group licences; entity varies by corridor 60+ markets Contract-priced; fees returned in quotes 4.6 ⭐ Policy-controlled payments and treasury Wallet infrastructure and payments network Stablecoins and thousands of tokens; 60+ fiat currencies 80+ chains REST API, SDKs, CLI, webhooks and sandbox More than 99.97% monthly across core services Direct/self-custody MPC; optional trust custody KYT/AML and Travel Rule integrations SOC 1/2 Type II, ISO 27001/17/18 and CCSS Technology provider; separate NYDFS-chartered trust 40+ providers; 100+ countries $999/month; 0.20% overage; Custom from $36,000/year 4.6 ⭐ Regulated stablecoin acceptance Payments, issuance and custody USDG, PYUSD, USDP, USDC; USD settlement Token- and programme-dependent REST API, webhooks and sandbox 99.85% v2 API; 100% Stablecoin Orchestrations over 90 days Paxos-hosted custody Institutional onboarding and transaction controls SOC 2 Type II NYDFS trust; Singapore MPI; Finnish EMI/MiCA Approved programmes and entities Contract-priced