See KUMPLY in Action

Choose a Use Case

Check Any Address

Enter any wallet address and select the required compliance tier. The check reads directly from the KUMPLY contract on the selected network.

Add Compliance in 3 Lines of Solidity

Copy this pattern into your contract. Replace the constructor arguments with the live KUMPLY addresses.

// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.28;

interface IAttestationStore {
    function verify(address subject) external view returns (
        bool verified,
        uint32 tier,
        uint64 timestamp,
        uint64 expiry
    );
}

contract MyProtocol {
    IAttestationStore public immutable kumply;

    constructor(address _kumply) {
        kumply = IAttestationStore(_kumply);
    }

    // verify() already returns verified == false once expired or revoked.
    // Tiers 1-3: a ladder for people. 4: business (KYB). 5: agent (KYA).
    modifier onlyPersonAtLeast(uint32 level) {
        (bool verified, uint32 tier, , ) = kumply.verify(msg.sender);
        require(verified && tier >= level && tier <= 3, "KUMPLY: person KYC required");
        _;
    }

    modifier onlyBusiness() {
        (bool verified, uint32 tier, , ) = kumply.verify(msg.sender);
        require(verified && tier == 4, "KUMPLY: business KYB required");
        _;
    }

    function deposit(uint256 amount) external onlyPersonAtLeast(2) {
        // only people with Standard or Enhanced KYC reach here
    }

    function investRwa(uint256 amount) external onlyBusiness {
        // only KYB-verified businesses reach here
    }
}