---
title: NullState Gateway
emoji: ⚡
colorFrom: green
colorTo: gray
sdk: gradio
sdk_version: "5.14.0"
app_file: app.py
pinned: false
license: mit
---

# NullState Gateway

AI agent payment infrastructure. Self-hosted, open-source, multi-protocol.

- **x402**: HTTP 402 micropayments
- **AP2**: Agent-to-agent mandates
- **MCP**: Model Context Protocol
- **KYA**: Agent identity

[Full gateway →](https://greensol.me/nullstate)