Bonsai is a ZK coprocessor designed for Ethereum. Developers leveraging Bonsai can concentrate on crafting their applications, bypassing the intricacies of proof orchestration and server infrastructure. It offers any developer, regardless of language or chain, the capability of massively parallel ZK-proving. Moreover, Bonsai safeguards against potential supply chain attacks on software by enabling users to download and validate ZK proofs, ensuring they run code pre-audited within Bonsai.