How Flashbots Protect and Merkle (Blink) differ on type, protection, rebates and what they’re built for.
| Flashbots Protect | Merkle (Blink) | |
|---|---|---|
| Type | Private RPC | Private RPC |
| How it works | Sends your transaction privately to the Flashbots block-building auction. MEV-Share selectively shares hints so searchers can bid to back-run it, sharing the profit with you. | The Merkle Private Pool routes order flow privately; “Blink” packages it as MEV protection that wallets and RPC providers can embed and monetize. |
| Protects against | Frontrunning, sandwiching & failed-tx reverts | Frontrunning & sandwich attacks |
| Rebates | 90% of back-run MEV + gas-fee refunds | Revenue share for integrating wallets |
| Chains | Ethereum | Ethereum, BSC, Polygon, Base, Arbitrum, Solana |
| Setup | Add RPC rpc.flashbots.net to your wallet | Use Merkle/Blink RPC or integrate as a wallet |
| Best for | The conservative, battle-tested default | Wallets & RPC providers |
Pick Flashbots Protect for the conservative, battle-tested default; pick Merkle (Blink) for wallets & rpc providers.