A CSV quality API that validates inputs before asking for x402 payment

I built a tiny CSV quality API for AI agents that need structured reports without silently charging for obviously malformed input. It uses x402 on Base for two small paid routes, while keeping a free synthetic example. Disclosure: This is an original, AI-assisted software experiment operated by one human owner. The product has zero confirmed CSV... Weiterlesen: A CSV quality API that validates inputs before asking for x402 payment