ERC-8183 and HTLCs reveal two fundamentally different approaches to AI agent payments

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A new Ethereum standard called ERC-8183, developed by the Ethereum Foundation's dAI team and Virtuals Protocol, defines a structured protocol for autonomous-agent commerce using an escrow-and-evaluator model. Under this system, a designated third-party evaluator decides whether a task has been completed before escrowed funds are released to the provider. BNB Chain's BNBAgent SDK became the first live implementation of the spec, deploying on testnet in March 2026 with mainnet launch still pending. In contrast, hash-time-locked contracts (HTLCs) enable atomic cross-chain settlement where no evaluator is needed — completion is determined automatically when a cryptographic secret is revealed on-chain. The two models serve different use cases: ERC-8183 suits subjective work-for-hire tasks, while HTLCs are better suited for objective asset-for-asset swaps requiring no trusted intermediary.

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