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x402 AI Hub

v0.1 MVP

All AIs. One Token. — Complete Technical Documentation

Executive Summary

x402 AI Hub is a unified AI aggregation platform that brings together all major AI services (ChatGPT, Grok, Claude, Gemini, Sora, Runway, SDXL, Google AI) under a single interface, powered exclusively by the $HUB token on the Base network.

Pay-As-You-Go

No subscriptions. Pay only for what you use with $HUB tokens.

Base Network

Built on Base for fast, low-cost transactions and seamless integration.

x402 Protocol

HTTP 402 payment protocol ensures transparent, on-chain micropayments.

Developer Friendly

Simple API, comprehensive docs, and future marketplace for 3rd party models.

Key Features

  • Universal Access: All AI services through one portal
  • Single Token: Only $HUB accepted, no multiple subscriptions
  • Transparent Pricing: See exact costs before execution
  • Social Integration: Farcaster login and content sharing
  • No Platform Fee: Pay only provider costs + network gas

Supported Categories

💬

Chat AI

GPT, Claude, Grok, Gemini

🎨

Image AI

DALL·E, SDXL, Imagen

🎬

Video AI

Sora, Runway, Veo

💻

Code AI

GPT-4o, Claude Code

Ecosystem Integration

x402scan Integration

x402 AI Hub is part of the broader x402 ecosystem. Explore the ecosystem on x402scan.com, where you can:

  • • Browse all x402 servers and resources
  • • View transaction volumes and analytics
  • • Register your own x402 resources
  • • Access resources through embedded wallet

Contributing

We're actively seeking contributors to help build x402 AI Hub and the broader x402 ecosystem. We believe an ecosystem explorer will shed light on the activities happening over x402, build trust, and help standardize interaction patterns to grow the ecosystem massively.

Add Resources

If you know of a resource that is not yet listed, you can add it by visiting x402scan.com/resources/register and submitting the URL.

If the URL returns a valid x402 schema, it will be added to the resources list automatically.

Add Facilitators

If you know of another facilitator that is not listed, you can add it to lib/facilitators.ts and the dashboard will automatically update.

Follow the structure in the file with Chain, addresses, and token configurations.

Development Roadmap

Sprint 1

Foundation

  • • Privy login + Farcaster connect
  • • $HUB token deploy (Base)
  • • x402 Payment Handler (HUB only)
  • • Chat + Image proxy (OpenAI + SDXL)
Sprint 2

Expansion

  • • Video/Animation (Runway/Pika; Sora placeholder)
  • • Usage & Payments tables, dashboard
  • • Farcaster "Cast result"
Sprint 3

Automation

  • • Pricing automation (HUB oracle/exchange rate)
  • • Developer panel: model addition
  • • FeeCollector automations (burn/LP/ecosystem)
Sprint 4

Marketplace & Integrations

  • • Marketplace (3rd party models)
  • • Advanced RAG/Search
  • • Mobile PWA & mini-app integrations
  • Base.app Mini Application - Native integration with Base ecosystem
Future Release

Base.app Mini Application

When the full version launches, x402 AI Hub will be available as a native mini application on Base.app, providing seamless access to all AI services directly within the Base ecosystem.

  • • Native Base.app integration for instant access
  • • One-click wallet connection via Base ecosystem
  • • Optimized mobile experience for on-the-go AI usage
  • • Direct integration with Base network features
  • • Seamless $HUB token transactions within Base.app