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Buyer-controlled client for x402 API payments in USDC on Base.

Open-source core banking platform — 61 DDD domains with event sourcing, CQRS, and a schema-first GraphQL API. Multi-asset accounts, exchange, lending, compliance, x402/MPP machine payments, and a non-custodial wallet backend. Laravel 12 / PHP 8.4. Reference implementation: the GCU basket currency.

x402 Ecosystem Explorer

Lucid Agents Commerce SDK. Bootstrap AI agents in 60 seconds that can pay, sell, and participate in agentic commerce supply chains. Our protocol agnostic SDK provides CLI-generated templates and drop-in adapters for Hono, Express, Next.js, and TanStack, giving you instant access to crypto/fiat payment rails (AP2, A2A, x402, ERC8004).

The most compatible MCP CLI client. Supports: tools, resources, prompts, completions, async tasks, skills, stdio and Streamable HTTP (MCP 2026-07-28 and 2025-11-25). Persistent sessions, OAuth 2.1 with DCR, CIMD, client credentials, and ID-JAG, OS keychain, --json for code mode, grep across servers, proxy for AI sandboxes, x402 & more.

Live data for AI agents — search, research, markets, crypto, X/Twitter. Pay-per-call via x402 micropayments.

The agent-native LLM router for autonomous agents. 66 models (8 free), <1ms local routing, USDC payments on Base & Solana via x402.

Drop-in OpenAI Typescript client with transparent x402 payment support.

The world's first privacy layer for AI agents on Solana — stealth addresses + x402 payments. Every payment lands at a fresh, unlinkable address.

The trust layer for agent-to-agent commerce — natural-language mandates, ERC-7710 delegated permissions, x402 payments, escrow, and dispute resolution as one open, catch-all Agent Skill / Claude Code plugin.