Stablecoin walletinfrastructurefor every business.

Secure team portal for multi‑chain stablecoin wallets, approvals, and risk policies powered by MPC technology with no private key exposure.

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A
Node
B
Node
C
Node

Powered by secure MPC technology

  • No single point of failure
  • Key is split into shares and stored on different nodes
  • Private key never exists whole
  • Threshold signing across independent nodes
Solutions

Solve real operational pain, not just key management

Fystack helps teams *run* stablecoin and crypto operations safely, faster, and with less headcount so you can focus on growth and revenue.

Treasury & Stablecoin Ops

Manage multi-chain balances, consolidate idle funds, and push payouts without juggling seed phrases or ad‑hoc scripts.

Crypto Payment Acceptance

Add stablecoin checkout (QR / API) in days, route funds to the right wallet, and reconcile automatically.

Risk & Policy Enforcement

Block risky destinations, enforce spend limits, require approvals per amount, asset, chain, or address category.

Operational Automation

Auto‑sweep, rebalance, and route inflows based on rules. Reduce manual treasury drudgery & human error.

Compliance & Oversight

Centralized audit trails, user roles, approval chains, and exportable logs make regulator & auditor conversations easier.

Faster Product Shipping

Drop in wallets, payments, policies & monitoring with clean APIs. Ship features in days, not months of cryptography + infra work.

60%+

Less manual treasury time

0

Private keys stored

Minutes

To invite your team members to manage wallets

1 Multichain Portal

Ops, risk & automation

Turn wallets into a revenue enabler

Book a quick call, see how teams cut risk review & manual ops time.

Why Fystack

The only wallet infrastructure that gives you everything

Security, flexibility, and control — without the complexity

Open Source

Full transparency with open-source MPC protocols. Audit our code, contribute improvements, or fork for custom implementations.

View on GitHub

Self-Hostable

Deploy MPC nodes in your own infrastructure. Essential for regulatory compliance, data sovereignty, and meeting strict legal requirements in financial services.

Self-host guide

Developer First

RESTful APIs, comprehensive SDKs, and detailed documentation. Integrate wallet functionality in minutes, not months.

API Reference
Deployment Options

Choose your implementation

Select the deployment model that best fits your security needs and regulatory requirements

Launch in minutes

Our fully-managed MPC infrastructure provides instant wallet creation with zero setup complexity. Start building secure wallet solutions immediately with our production-ready infrastructure.

  • No infrastructure to maintain or manage
  • Automatic security updates and patches
  • 99.9% uptime SLA guarantee
  • 24/7 monitoring and enterprise support
  • Elastic scaling based on your usage
Get Started Now
Setup Process1 minutes
Create account
Get API keys
Integrate SDK
Ready for production!

See Fystack in Action

Watch how easy it is to create secure MPC wallets and integrate them into your applications

SDK Example
1import{FystackSDK, Environment}from'@fystack/sdk'
2constsdk=newFystackSDK({
credentials: apiCredentials,
environment: Environment.Production,
logger: true
3})
4awaitsdk.createWallet({
name: 'MPC wallet 1',
walletType: WalletType.MPC
5})

Simple SDK Integration

Generate secure wallets in seconds with minimal code, no deep crypto expertise required.

Zero-Boilerplate: Spin up MPC wallets with a single method call.

Cloud-Agnostic Resilience: Key shards are distributed across multiple cloud providers, no single point of failure.

Multi-Chain by Design: One wallet for every network.

Advanced Security

Enterprise-grade security features

Our platform is built with security as the top priority, providing multiple layers of protection.

IP Whitelist

Restrict access to your wallets and APIs to specific IP addresses, ensuring only authorized systems can interact with your assets.

192.168.1.1
Unknown IP

Multi Approvals with Quorum

Set flexible approval requirements based on your security needs. Configure custom quorum rules for different transaction types and amounts.

Customizable Approval Threshold

Transaction Policy

Define and enforce transaction policies including spending limits, allowed destinations, and time-based restrictions.

Daily Limit5 ETH
Allowed ChainsETH, BSC

End-to-End Key Encryption

Keys are encrypted end-to-end using our secure protocols, ensuring that even we cannot touch your keys.

Audit Log

Track all wallet operations and access attempts with immutable activity history for compliance and security monitoring.

Wallet Creation
2m ago
Transaction Signed
5m ago

Real-Time Alerting

Receive instant notifications for high-risk events through multiple channels including email, Slack, Telegram, and webhooks.

Large Transfer Alert

Transaction exceeds daily limit of 5 ETH

SlackSlackSecurity Channel
TelegramTelegramSecurity Bot
Core Features

Everything you need to build secure wallets

Our platform provides all the tools developers need to create secure, scalable wallet solutions.

MPC Wallet Generation

Create secure wallets using Multi-Party Computation technology that distributes key fragments across multiple cloud providers.

Avoid Single Point of Failure & Private Key Leaks

75%

of crypto hacks involve private key leaks.

Never worry again—MPC wallets have no private keys to compromise.

AWS
Azure
Google cloud
Checkout
Total: $99.99
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Crypto Payment

Seamlessly integrate cryptocurrency payments into your applications with our simple API.

Telegram Bot

Securely generate and manage wallets for your Telegram crypto bots with enterprise-grade security.

Wallet Bot

/create_wallet

✅ New wallet created

0x1234...5678

Wallet 1
Wallet 2
Wallet 3
Main Wallet

Wallet Automation

Automatically sweep and consolidate funds from multiple wallets into a central wallet with customizable rules and schedules.

Supported Chains

Multi-chain support

Our platform supports all major blockchain networks and over 100 tokens.

EVM Chains

Ethereum
Ethereum
Polygon
Polygon
BNB Chain
BNB Chain
Avalanche
Avalanche
Optimism
Optimism
Arbitrum
Arbitrum

Non-EVM Chains

AptosAptos
SolanaSolana

Supported Tokens

ETHETH
USDCUSDC
USDTUSDT
DAIDAI
WBTCWBTC
LINKLINK
Pricing

Simple, transparent pricing

Choose the plan that fits your needs. All plans include our core security features.

Developer

For individual developers and small projects.

Free
  • Up to 2 MPC wallets - 1000 Hyper wallets
  • 100 crypto payments
  • 1 workspace, 3 users
  • Basic security features
  • Email support

Starter

Save 34%

For startups and growing businesses.

$59$89/month
  • Up to 10 MPC wallets - 5,000 Hyper wallets
  • 500 crypto payments
  • 2 workspaces, 5 users
  • Priority Telegram support
  • Advanced Security Features:
  • Audit trails
  • Transaction policies
  • Approval groups
Most Popular

Team

For growing teams and businesses.

$99
  • Up to 20 MPC wallets - 10,000 Hyper wallets
  • 2000 crypto payments
  • 5 workspaces
  • 200,000 API calls/month
  • Priority Telegram support
  • Advanced Security Features:
  • Audit trails
  • Transaction policies
  • Approval groups
  • Alerts and monitors

Enterprise

Custom Solution

For large organizations with custom requirements and high volume needs.

Custompricing

Infrastructure

  • Unlimited MPC wallets
  • Unlimited standard wallets
  • Unlimited crypto payments
  • Custom API limits

Security & Compliance

  • Custom security policies
  • Advanced multi-sig controls
  • Risk monitoring & alerts
  • Audit trails

Support & Services

  • Advanced Analytics
  • On-prem deployment
  • Custom implementation
  • SLA guarantees

Ready to get started?

Join thousands of developers building secure wallet solutions with our platform.

100+

Supported tokens

10+

Blockchain networks

99.9%

Uptime SLA

24/7

Enterprise support

Join our community