agentic-payments
Installation
SKILL.md
Agentic Payments: x402 + MPP
Two complementary protocols for AI-agent and machine-to-machine payments on Stellar. Pick based on who depends on whom and how often the agent pays.
Quick decision
| x402 | MPP Charge | MPP Channel | |
|---|---|---|---|
| Per-request on-chain tx? | Yes (via facilitator) | Yes (SAC) | No (off-chain commits) |
| Needs facilitator? | Yes (OZ Channels) | No | No |
| Client needs XLM? | No (fees sponsored) | Optional (feePayer) |
Yes |
| Setup complexity | Low | Low | Medium (deploy contract first) |
| Best for | Quickest setup, fee-free clients | No third-party dep | High-frequency agents |
- Selling an API, want zero-XLM clients → see x402 Seller below
- Calling an x402 API from an agent → see x402 Buyer below
- Selling an API, no facilitator dependency → see MPP Charge below
- Agent making many requests per session → see MPP Channel below
- Unsure → x402 (lowest friction to get started)