Flat fees per transaction: 0.00015 ETH / BNB for native coins, 1.00 for stablecoins; 0.35% rate applied to all assets. Pool minimums: 0.0005 native coin or 1.00 stablecoin.
Key features
End-to-end encrypted peer-to-peer messaging
Non-custodial stablecoin wallet with passkey authentication
Instant card spending with stablecoin conversion
Global off-ramping and borderless bank clearing
Developer platform with APIs and SDKs
Developer-grade cryptographic key management
Multi-rail payment framework with licensed partners
Shield funds into private pools with no fixed denominations
Send privately to any address with relayer paying gas
Swap inside pools on Uniswap V3 and re-shield output
Bridge across chains via NEAR Intents without revealing recipient on origin chain
Recover funds from signature alone if any step fails
Private account derived from single wallet signature
Support for 5 EVM chains plus Solana
CLI for private payments via command line
What makes it different
Advanced end-to-end encryption at the baseline of entire product ecosystem
Non-custodial infrastructure ensuring full asset ownership
Seamless integration of encrypted communication and stablecoin settlement
Eliminates friction in international communication and trade
No fixed denominations or waiting periods for anonymity
Completely non-custodial with no operator control over funds
Relayer pays gas so paying wallet never appears on-chain after deposit
All keys and proofs stay in browser, nothing sent to server
Intent-based bridges hide recipient from origin chain
MPChat
Blackpool