In the fast-evolving world of blockchain and AI, the Virtuals Protocol is making waves with its x402 standard for agent-to-agent micropayments. A recent tweet from crypto enthusiast Graeme (@gkisokay) highlights four key infrastructure builders leading this charge, each with their own meme token ticking away in the background. If you're into meme tokens with real utility in the AI agent space, this is worth a dive.

The tweet points out that x402 has exploded, boasting over $10 million in onchain volume across nearly 13 million transactions. This aligns with big visions like a16z's $30 trillion machine economy, where AI agents handle payments and tasks autonomously. Let's break down the four spotlighted projects, all part of the Virtuals.io ecosystem.

S.A.N.T.A ($SANTA)

Starting with @santavirtuals and its token $SANTA, this one's acting as a swarm of networked task agents. Think of it as a router that facilitates cross-chain transactions for agent-to-agent (A2A) and agent-to-protocol (AP2) interactions. It supports chains like Base, Solana, BNB, Sui, and Ethereum, making it a bridge for seamless operations.

Recently, S.A.N.T.A activated a multi-chain Facilitator Router, enabling real-time payments in Web3 gaming and DeFi. If you're tracking meme tokens with infrastructure chops, $SANTA's parent company Questflow adds credibility to its long-term play.

AurraCloud ($AURA)

Next up is @AurraCloud with $AURA. This platform lets users deploy x402-enabled AI agents quickly using hosted tools for micropayments (MCP). It handles onchain inference—basically, running AI computations transparently on the blockchain—and settles workflows efficiently.

Their latest move? Deploying an x402 facilitator on Solana for production testing. For meme token hunters, $AURA represents easy entry into building and monetizing AI agents without deep coding knowledge.

OxMeta AI ($OXMETA)

@0xMeta_ai's $OXMETA focuses on data and agentic payments infrastructure. As an x402 facilitator, it connects real-time intelligence, coordination, and capital flows. This makes it a backbone for things like prediction markets, onchain perpetuals (perps), and AI-native protocols.

The V2 launch positions $OXMETA as a coordination hub. In the meme token realm, it's blending hype with practical tools for AI-driven finance, appealing to traders and builders alike.

x402 Lite ($x402)

Rounding out the list is @x402lite with $x402. This project develops lightweight infrastructure for HTTP-based crypto micropayments, allowing instant, wallet-free transactions for AI agents, APIs, and web apps.

Recently, they released an open-source payment widget and learning kit, democratizing access to x402 standards. As a meme token, $x402 Lite emphasizes developer-friendly tools, potentially expanding adoption across the web.

The tweet also quotes an earlier post with the Virtuals AI Agent Ecosystem Map, giving context to how these fit into the bigger picture.

These x402 infra builders are at the forefront of the agentic economy, where meme tokens aren't just for laughs—they're powering real innovations in blockchain AI. Keep an eye on them as the machine economy heats up. For the full thread, check out the original tweet.