Legacy

Contract addresses for legacy Baseline deployments (v1, v2, v3) on Base and Blast, prior to the Mercury upgrade.

These are the pre-Mercury Baseline deployments. All supported tokens have migrated into Mercury. These addresses are kept for reference only.

Contract	Network	Address
YES (v3)	Base L2	0x1B68244B100A6713ca7F540697b1bE12148a8bf9
Liquidity Pool (v3)	Base L2	0xdFCFDf5dd0569d591E0Bce28B5dA3b13dE09E3CB
MARKET_MAKING (v3)	Base L2	0xe9B2fa00e24310f712aFFD9C00EC8c2C42c0c34F
CREDIT_FACILITY (v3)	Base L2	0xc9329Cb681d1338219B9e21E5E99754853436C8D
LOOP_FACILITY (v3)	Base L2	0x7bA0Fc5542Fad1931A5b765c220dB2ECF3E09a4F
LOOPS (v3)	Base L2	0x6B129C94eE04Ff4d989B0a0B2784Fc8bcFe777eF
CREDT (v3)	Base L2	0xa35E4Ac9565Fb006812755C30c369314be3511D9
RESERVE (v3)	Base L2	0x4200000000000000000000000000000000000006
YES (v2)	Blast L2	0x1a49351bdB4BE48C0009b661765D01ed58E8C2d8
Liquidity Pool (v2)	Blast L2	0xD0F1e1243c9FfB11100eFd25f1C9Ef7Ca956dC13
YES (v1)	Blast L2	0x20fE91f17ec9080E3caC2d688b4EcB48C5aC3a9C
Baseline (v1)	Blast L2	0x14eB8d9b6e19842B5930030B18c50B0391561f27
BaselineFactory (v1)	Blast L2	0x0C056B34F2AFa70Ee1351e3659DFBD2097765275
PreAsset (v1)	Blast L2	0x60BF64CCAa52da304d456892dC0A8f1C5B159f61
YEV (v1)	Blast L2	0xC7b96D7f622e0a3A24cf333e84C29e36955f25BB
Liquidity Pool (v1)	Blast L2	0x1d16788b97eDB7d9a6aE66D5C5C16469037Faa00

BLens

BLens is the read-only Mercury lens on Ethereum, covering active price, BLV, circulating supply, pool state, staking state, credit accounts, quote state, and full JSON ABI for UIs and bots.

Migration FAQ

Baseline is upgrading to its newest protocol upgrade (Mercury) on April 20, 2026. BLT, FLAPPY, AI, BSR, YES, and ONYX will migrate.