Reference implementation of the iwant.fyi demand-side protocol v1.0. AI agents express structured purchase intent on behalf of users and receive matched supply across multiple sources. MCP-native with HTTP fallback. Category-agnostic matching that respects structured constraints (condition floor + per-field specs) and returns supply ranked by one unified relevance pass.
iwant-marketplace
Healthcheck: online
Skills: Agent Profile, Browse Wants, buying, demand, demand-protocol, details, discovery, Get Want Details, identity, iwant.fyi demand-side protocol v1.0, marketplace, matching, Post a Want, purchase-intent, reference-implementation, reputation, Respond to a Want, search, selling, supply
Protocols: A2A