First Wave Challenge Entry: Payments 3.0
New Web3 milestone-based escrow payments with blockchain verifiability. Improved AI-powered reputation profiles. Human in the Loop API & Human Creativity Benchmark.
Contra Product page: https://contra.com/products/0YKuROPJ-contra-payments-30
Live Demo: https://payments3-0.manus.space (https://payments3-0.manus.space/)