{}_Wallet Infrastructurefor Fintechs
The stablecoin platform fintechs build on — wallets, MPC signing, chain integration, treasury flows, and policy in one stack. Deploy managed or self-hosted. Your keys, your cloud, your margin.
FystackWallet Engine
Receive
10,000 USDT
Send
5,000 USDC
Webhook
tx confirmed
Auto Sweep
→ Treasury
One Stack for Every Stablecoin Rail
Stablecoin integration for your business on multiple blockchains — without a web3 team.
Unified Multi-Chain Management
Manage wallets across multiple blockchains from a single dashboard. No switching between tools.
Familiar Fintech Experience
Blockchain infrastructure that feels like traditional fintech. Clean, intuitive, and familiar.
Gas Sponsor
Let your users transact without holding native tokens — sponsor their gas in the background.
Auto Sweep
Automate stablecoin movement across wallets seamlessly, with scheduled and threshold-based rules.
No Vendor Lock-In
Own your data and keep full control. Portable architecture, flexible commercial terms, no forced dependencies.
Real-time Monitoring & Alerts
Track balances, transactions, and anomalies in real-time with Telegram and Slack notifications.
Built for Developers
Go live in days, not weeks. Clean REST API, SDKs, and docs built for engineers who need control and flexibility.
Self-hosted & Open Core
Open-core codebase with full self-hosting capabilities — transparency and sovereignty you can audit.
Fystack$2,399,240
46
Create Wallet
Built for teams moving
stablecoins at scale.
Live in production with payment processors, fintechs,
and digital-asset platforms moving real stablecoin flow every day.
/Margin/
Stop losing margin to volume-based fees. Run the wallet layer yourself — no per-transaction cut, no revenue share.
<Fits you if>
You're a fintech, PSP, or neobank running stablecoin rails — hitting a competitor's volume cliff, or needing self-hosted for jurisdiction or licensing.
{Self-hosted}
Deploy on your own infrastructure — Systemd, Docker, or Kubernetes. Your keys, your cloud, your compliance boundary.
Trusted by teams moving real stablecoin volume
20+ self-hosted instances launched and running in production
One platform. Every stablecoin workflow.
From deposit rails to treasury sweeps — purpose-built for payments teams.
Stablecoin payment rail
For PSPs, payment processors, and fintech payment teams
Accept and send crypto payments at scale with automated reconciliation.
MPC wallet sweeps for automated fund collectionMulti-chain deposit address generationWebhook notifications for real-time updatesEnterprise-grade security for payment flows
Ship your product,
not wallet infrastructure
/SHIP FASTER, CUT COSTS/
Focus on your product while we handle the infrastructure.
While others take weeks to months, we get you live in days.
Self-Hosted
Deploy on your own infrastructure for maximum control
Cloud-Native (Docker / K8s)
Modern containerized architecture for easy scaling
Deploy in Private Network
Run entirely within your secure network perimeter
Own Your Keys
Keys live in your cloud, not the vendor's
Data Stays in Your Region
Jurisdiction-safe deployment for compliance needs
No Vendor Custody
You hold the keys — vendor can't freeze funds
Flat Pricing
No volume-based fees on every transaction
Vendor Lock-In Free
Export your data and switch anytime
Whitelabel
Fully customizable to match your brand
Auto Sweep
Automated deposit collection to treasury wallets
Simple REST API
Clear Documentation
Responsive Support
/FYSTACK VS BUILDING IN-HOUSE/
Save engineering years and ship in days
Building a production-ready wallet stack in-house is expensive and slow. Fystack gives you the same infrastructure — without the team, the audits, or the wait.
$100k+/year
Saved vs building in-house
Skip the 3–4 engineer team, ongoing maintenance, on-call, and security audits.
3–6 months
Faster time to market
Go live faster with production-ready infrastructure and SDKs.
/SECURITY/
Secured by MPC technology
Multi-Party Computation ensures your private keys never
exist in one place, eliminating single points of failure.
No single point of failure
Distributed architecture across independent nodes
Split key shares
Keys divided and stored on different nodes
Private key never exists whole
Complete key never assembled in memory
Threshold signing
Cryptographic signatures without key reconstruction
/SECURITY BUILT BY EXPERTS/
Security-first wallet
infrastructure
Fystack is designed by cryptography and security
experts in the field. Built with industry standard security
practices from the ground up.
Encryption at Rest for Sensitive Data
Industry-standard DEK/KEK hybrid encryption model balancing security, performance, and operational simplicity.
DEVELOPER EXPERIENCE
Developer first platform.
One unified API, multiple chains.
Write once, deploy everywhere. A single SDK that works across all major blockchains.
Supported Chains
Bitcoin
Digital Gold
Ethereum
EVM Compatible
Solana
High Performance
Tron
USDT Powerhouse
BSC
BNB Chain
Base
Layer 2
+ 10 more chains supported
Built for operational excellence
Everything you need to manage digital assets at
scale with confidence and control
Alerts & Monitoring
REAL-TIME VISIBILITY ACROSS WALLETS AND TRANSACTIONS.
Automation
AUTOMATICALLY MOVE FUNDS WITH SAFETY AND EFFICIENCY
Analytics & Insights
CLEAR OPERATIONAL INSIGHTS FOR TREASURY TEAMS.
Enterprise-grade compliance
Meet regulatory requirements with comprehensive
controls and full transparency
User Management
Role-based access control with granular permissions for team members and workspaces
Approval Groups
Multi-signature approval workflows for sensitive operations and large transactions
Audit Trails
Complete immutable logs of all actions, changes, and transactions for compliance reporting
Transaction Policies
Set spending limits, whitelists, and custom rules to control transaction behavior
/DEPLOYMENT/
Deploy on your own infrastructure
Complete control over your private keys and data with self-hosted deployment
Self-Hosted
Deploy our MPC infrastructure within your own environment for complete control over your private keys and data.
KMS Integration
Integrate with cloud-based KMS signers to enhance the security of your MPC cluster setup
AWS KMS
Amazon Key Management
Google Cloud KMS
Cloud Key Management
Reliable Backups
Encrypted, redundant backups safeguard your custody infrastructure against failures and data loss, meeting enterprise standards for business continuity (ISO 27001, SOC2)
Deploy On-Prem or Your Favorite Cloud
Simple, transparent pricing
Choose the plan that fits your needs. All plans include
our core security features.
For teams shipping fast. We run the infrastructure, you focus on product.
Free
For individual developers starting with Fystack wallet infrastructure.
Up to 2 MPC wallets100 Hyper wallets$20K maximum outbound volume1 workspace, 2 usersCommunity support$199
/monthStartups scaling their crypto payment infrastructure.
All Basic featuresUp to 3 MPC wallets2,000 Hyper wallets$200K maximum outbound volume2 workspaces, 4 usersAdvanced security featuresBasic support$499
/monthComplete solution for growing teams wanting to maximize their wallet operations.
All Pro featuresUp to 20 MPC wallets5,000 Hyper wallets$1M maximum outbound volume3 workspaces, 10 usersPriority supportAdvanced analytics
Enterprise
For teams that need custom integrations, SLA guarantees, and dedicated support.