Focused software with an obvious human path and inspectable machine surfaces.
Describe the purchase. Get one recommendation, one alternative, direct sources, and honest limits.
A focused shopping-research workflow. No affiliate bias and no automatic purchase.
Private AI chat in your browser. No account, no subscription, pay only for what you use.
Fast, candid open models with conversations that stay on your device.
A dedicated cloud agent that remembers you, browses, and runs scheduled work. Paid in sats.
A dedicated managed agent instance on the open-source Hermes Agent runtime. Not a chat tab: it works while you sleep.
Bitcoin intelligence and precise data utilities, priced before execution.
MCP streamable HTTP with credit-key and L402 payment rails.
Independent verification before a buyer, partner, or agent trusts the route.
Discovery and payment-challenge shape checked on one public route. No account or credentials.
Encrypt locally. Keep your plaintext private. Package selected data into sellable capsules.
AES-256-GCM encryption on your device. Keys stay with you.
Products, schemas, prices, and verifier identity without scraping.
All live commercial products and purchase paths.
https://loopxxi.com/products.jsonTool schemas, exact prices, safety terms, and rails.
https://mcp.loopxxi.com/.well-known/agent-payments.jsonStreamable HTTP endpoint for discovery and execution.
https://mcp.loopxxi.com/mcpPersistent public key for signed evidence receipts.
https://loopxxi.com/.well-known/settlement-probe-verifier.json