Single-use virtual Visa cards, created on demand via API. Hard spending limits. Auto-cancels after use. Built for autonomous AI workflows.
Four steps from API call to completed purchase
Your AI calls our API
We issue a virtual Visa with your spending limit
AI completes the purchase
Card auto-cancels instantly
Connect in 60 seconds — no code required for most integrations
Real use cases from developers building with AI Payment Proxy
Tell your AI to order lunch under $20. It creates a card, orders DoorDash, card cancels after.
AI monitors inventory, creates a card when supplies run low, orders from your supplier automatically.
AI finds flights and hotels within budget. Separate card per booking. Unused cards auto-cancel.
AI watches a product 24/7. The moment price hits your target, it creates a card and buys it.
New card for every free trial signup. You never forget to cancel. Each card has exact limit.
Give your AI marketing agent a $500 card for Facebook ads. It literally cannot overspend.
Card for OpenAI or Anthropic API costs. Hard limit means no runaway bill surprises ever.
Agent spins up servers, creates a card for exact cost, shuts down and cancels when done.
Pay freelancers with single-use cards. Each project gets its own card with an exact limit.
Test agents run checkout flows with real cards that work but cannot exceed test budgets.
AI buys the right software licenses for new employees automatically on their first day.
AI handles maintenance requests, creates cards for contractors with job-specific spending limits.
Get your API key and give your AI agents the ability to pay — safely, instantly, with hard spending limits.
No credit card required to start · Free tier available