What is the agent and developer contract for marketplace listings?
Discovery is free. Submit a valid provider listing without a payment signature to receive the exact x402 v2 terms, then retry the same request with a valid payment signature.
GET https://squeezeos-api.onrender.com/api/marketplace/listings
POST https://squeezeos-api.onrender.com/api/marketplace/list
Asset: USDC
Listing fee: 10000 atomic USDC = $0.01
Canonical SML receiver: 0x5bbd32e0478e49a7540ef2d760e0b0f9aa6328b2