Smart Contracts

Contract Addresses

This page lists all deployed smart contract addresses for the Kubi platform.

---

Supported Networks

Network	Chain ID	Status	Block Explorer
Base Sepolia	84532	✅ Active	sepolia.basescan.org
Mantle Sepolia	5003	✅ Active	sepolia.mantlescan.xyz

---

Main Contracts

KubiStreamerDonation

The core donation contract handling all donation logic, swaps, fees, and yield integrations.

Chain	Contract Address	Explorer
Base Sepolia	0x4AB4a2290cB651065D346299425b2D45eEf9D75D	View on BaseScan
Mantle Sepolia	0xDb26Ba8581979dc4E11218735F821Af5171fb737	View on MantleScan

---

Token Addresses

Base Sepolia (Chain ID: 84532)

Token	Symbol	Address	Decimals
Mock MNT	MNT	0x33c6f26DA09502E6540043f030ae1F87F109cC99	18
Mock ETH	ETH	0x7Cb382Ce1aa40fa9f9A59A632090c05Dc28CAe7B	18
Mock USDC	USDC	0xb288ba5b5B80dd0FD83541eF2E5922f71121FA13	6
Mock USDT	USDT	0xC4A53C466cfB62AeCeD03008b0162BAaF36E0b03	6
Mock PUFF	PUFF	0x70Db6eFb75c898AD1e194fDA2B8C6E73dbc944D6	18
Mock AXL	AXL	0xee589FBf85128Aba6F42696dB2f28eA9ebdDE173	18
Mock SVL	SVL	0x2C036be74942c597E4d81D7050008Ddc11BeccEb	18
Mock LINK	LINK	0x90CdCbF4c4BC78dc440252211efD744d0A4dC4a1	18
Mock WBTC	WBTC	0xcED6CEb47301F268D57fF07879DF45FdA80E6974	8
Mock PENDLE	PENDLE	0x782ba48189aF93a0Cf42766058De83291f384BF3	18

Mantle Sepolia (Chain ID: 5003)

Token	Symbol	Address	Decimals
Mock IDRX	IDRX	Check database	2
Mock MNT	MNT	Check database	18
Mock ETH	ETH	Check database	18
Mock USDC	USDC	Check database	6
Mock USDT	USDT	Check database	6

NOTE

Token addresses on Mantle Sepolia are stored in the database. Use /api/tokens to fetch the current list.

---

Yield Token Addresses

Representative tokens for auto-yield functionality:

Protocol	Token	Symbol	Chain
MethLab	IDRX Staked	IDRXkb	Mantle Sepolia
InitCapital	varies	varies	Base/Mantle
Compound	varies	varies	Base

TIP

Yield tokens are configured in the

YieldProvider table and can be fetched via /api/admin/yield/providers.

---

Infrastructure

DEX Routers

Uniswap V2 compatible routers used for token swaps:

Chain	Router	Purpose
Base Sepolia	Uniswap V2 Router	Token swaps
Mantle Sepolia	Merchant Moe Router	Token swaps

---

RPC Endpoints

Chain	RPC URL
Base Sepolia	https://sepolia.base.org
Mantle Sepolia	https://rpc.sepolia.mantle.xyz

Alchemy Endpoints (if using Alchemy)

Chain	RPC URL
Base Sepolia	https://base-sepolia.g.alchemy.com/v2/{API_KEY}
Mantle Sepolia	https://mantle-sepolia.g.alchemy.com/v2/{API_KEY}

---

Quick Copy Reference

Base Sepolia

Donation Contract: 0x4AB4a2290cB651065D346299425b2D45eEf9D75DChain ID: 84532RPC: https://sepolia.base.orgExplorer: https://sepolia.basescan.org

Mantle Sepolia

Donation Contract: 0xDb26Ba8581979dc4E11218735F821Af5171fb737Chain ID: 5003RPC: https://rpc.sepolia.mantle.xyzExplorer: https://sepolia.mantlescan.xyz

---

Environment Variables

Add these to your

.env file:

# Donation ContractsNEXT_PUBLIC_DONATION_CONTRACT_ADDRESS_BASE=0x4AB4a2290cB651065D346299425b2D45eEf9D75DNEXT_PUBLIC_DONATION_CONTRACT_ADDRESS_MANTLE=0xDb26Ba8581979dc4E11218735F821Af5171fb737# RPC EndpointsNEXT_PUBLIC_BASE_RPC_URL=https://sepolia.base.orgNEXT_PUBLIC_MANTLE_RPC_URL=https://rpc.sepolia.mantle.xyz# Chain IDsNEXT_PUBLIC_BASE_CHAIN_ID=84532NEXT_PUBLIC_MANTLE_CHAIN_ID=5003

---

Verification Status

Contract	Base Sepolia	Mantle Sepolia
KubiStreamerDonation	✅ Verified	✅ Verified