Commerce & Supply Chain
Composable Commerce
An open call for implementations investigating how Ethereum can enable modular, interoperable commerce primitives—programmable payments, verifiable provenance, and open marketplaces—that allow real-world goods and services to move onchain.
Overview
Global commerce infrastructure—payments, logistics, marketplaces, and supply chain coordination—has become increasingly concentrated in a small number of platforms that bundle services, capture data, and impose high switching costs on merchants and consumers alike. While these platforms have driven enormous efficiency gains, their closed architectures create structural bottlenecks: merchants cannot easily compose services from different providers, consumers have no portable reputation or transaction history, and small-scale producers in emerging markets remain effectively locked out of global trade.
The promise of onchain commerce is not simply to replicate existing marketplace functionality on a blockchain, but to decompose commerce into modular, interoperable primitives—programmable payments, verifiable provenance, portable identity, and open order books—that any participant can assemble, extend, and audit. This composability enables new market structures: peer-to-peer trade with programmatic escrow, supply chains with cryptographic provenance from origin to shelf, and payment flows that settle across borders without intermediary rent extraction.
Ethereum's programmable settlement layer, combined with Layer 2 scaling solutions and emerging token standards for real-world assets, provides the technical foundation for this shift. The challenge is no longer primarily technical—it is about identifying the specific commerce verticals and coordination problems where composable, verifiable infrastructure delivers concrete advantages over incumbent platforms, and building the standards and pilots that demonstrate this.
Why Commerce
Call for Implementations
The Composable Commerce landscape is intended to map where coordination failures, rent extraction, and interoperability gaps are most acute in real-world commerce, and where open, programmable infrastructure can meaningfully improve outcomes for merchants, consumers, and producers.
As part of this work, the Ethereum Foundation Use Case Lab is issuing an open call for implementations. We seek collaborations with merchants, marketplace operators, payment providers, logistics companies, trade finance institutions, and organizations building onchain commerce primitives. Priority will be given to implementations that address specific, measurable friction points in existing commerce flows, work with real transaction volumes, and produce insights that can inform open standards.
Implementations may take several forms, including:
We anticipate supporting a select number of implementations through a combination of technical support, exploratory funding, and connections to relevant collaborators and ecosystems. The specific form and scope of resourcing will be determined through initial conversations as appropriate.
Inspiration
Programmable Payments & Settlement
Supply Chain & Provenance
Open Marketplaces & Commerce Primitives
Trade Finance & Real-World Assets
Use Case Radar
Key Topics
Collaborate on this research
We partner with organizations to turn this thesis into real-world implementations.
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