Secure, ScalableWeb3 Wallets
Custodial wallets with account abstraction & hybrid authentication for dApps. Build the future of Web3 user experience.
Wallet Infrastructure
MPC Security • Account Abstraction • Multi-Chain
Supported chains
Powerful Features
Everything you need to build secure, user-friendly Web3 applications
Custodial Infrastructure
MPC-based key management with SOC2 compliance and enterprise-grade security.
Account Abstraction
Gasless transactions and social recovery powered by ERC-4337 standard.
Hybrid Authentication
Social logins, biometrics, and multi-factor authentication options.
Embedded Wallets
Customizable UI components with seamless API integration.
Multi-Chain Support
Native support for Ethereum, Solana, Polygon, and more.
Privacy-First
Minimal data collection with optional zero-knowledge proofs.
Built for Everyone
From developers to enterprises to end users - Key3 delivers value at every level
For Developers
Integrate wallet functionality in minutes with our comprehensive APIs and SDKs. Focus on building great products, not infrastructure.
- REST & GraphQL APIs
- Client SDKs
- Sandbox Environment
- 24/7 Support
For Enterprises
Scale to millions of users while maintaining compliance and security standards. Custom solutions for your specific needs.
- Enterprise SLAs
- Volume Pricing
- Compliance Tools
- Dedicated Support
For Users
Experience Web3 without the complexity. No private keys to manage, no gas fees to worry about.
- No Gas Fees
- Social Recovery
- Biometric Login
- Cross-Device Sync
Endless Possibilities
Power any Web3 application with our flexible wallet infrastructure
DeFi
NFTs
Gaming
Loyalty
Developer Experience
Comprehensive tools and documentation to get you building faster
APIs & SDKs
Complete REST and GraphQL APIs with client SDKs for React, React Native, Flutter, and more.
Code Examples
Copy-paste code snippets and examples for fast integration across all major frameworks.
Sandbox Environment
Test and simulate wallet flows instantly with our full-featured development environment.
Enterprise Security
Bank-grade security with cutting-edge cryptography and compliance standards
MPC Security
Multi-party computation ensures no single point of failure with distributed key management.
Compliance Ready
GDPR, CCPA, SOC2 compliant with regular security audits and penetration testing.
Audited & Secure
Independent security audits by leading firms and active bug bounty programs.
Simple Pricing
Start free and scale as you grow. No hidden fees, no surprises.
Free Tier
For early-stage devs, startups, and small dApps.
- Up to 1,000 MAWs
- Basic account abstraction (ERC-4337)
- Gasless transactions
- Hybrid auth (social/email OTP)
- Single-chain support (Ethereum or Polygon)
- Basic API & UI customization
Growth Tier
For growing dApps and mid-sized businesses.
- Up to 10,000 MAWs
- Multi-chain support (Ethereum, Solana, Polygon, etc.)
- Advanced account abstraction
- Social recovery, batch txs
- Embedded wallet SDKs, white-label UI
- Basic compliance tools
Scale Tier
For large dApps and enterprises.
- Up to 100,000 MAWs
- Full multi-chain compatibility
- Premium account abstraction
- Custom tx policies, MEV protection
- Advanced compliance (KYC/AML)
- Priority support, account manager
Enterprise Tier
For major brands, retailers, and gaming platforms.
- Unlimited MAWs
- Custom integrations (loyalty, NFT, etc.)
- Enterprise security (MPC, audits)
- Full compliance suite, 24/7 support
- Custom API rate limits
Incentives & Rebates
- Transaction Discounts: 10-20% off transaction fees for users holding the platform's native token (if applicable).
- Volume Rebates: 5% off for 10,000+ monthly transactions, with more tiers for higher volume.
- Referral Program: Refer a developer and get 1 month free on Growth or Scale tier.