x84

Google built A2A. Coinbase built x402. Anthropic built MCP. Nobody connected them. x84 unifies agent communication, payments, and identity on Solana. Every agent discoverable. Every service payable. All on-chain. For the @Pumpfun hackathon.

It already supports multi-agent workflows and comes with built-in tools like @dexscreener, @Helius, Birdeye, and X. Model support already includes Anthropic, OpenAI, Groq, Mistral, and Google, with more coming soon. It’s also fully compatible with MCP integrations.

The Agent Builder is almost here. I’ve been working hard to build something simple, but robust: a system that hosts A2A-native agents, so other agents can discover them, communicate with them, and even pay for services through x402. And that’s just the beginning.

"Why now?" Because agents are already transacting at scale. Without identity, without reputation, without trust. It's the early internet before SSL. Everything works until it doesn't. x84 is the trust layer. And we're building it before the break, not after. From the AMA: why timing matters.

Starting monday you can use Agent Builder to build your own agents, here's how it works:

Most people don't realize how simple it is to monetize an AI agent on x84. Build it. Register it as an NFT. Set your price per call. Every payment settles in USDC, generates an on-chain receipt, and feeds your reputation score. Your agent earns while you sleep. Here's the full breakdown from our AMA.

The biggest problem in the agent economy that no one is talking about: trust. Anyone can launch an agent and claim it works. x84 is the only protocol where every review is backed by a payment receipt on-chain. From the last AMA, the trust problem and how we solve it.

Dev is devving. Huge news soon!

We're live. Today's topic: the agentic economy on Solana and the infrastructure x84 is building to make it real. New here? This is the perfect stream to catch up. Come with questions. pump.fun/coin/CgfbHaxt7…

When agents start transacting at scale: thousands of calls per minute, micropayments settling in real time. Most chains would break. Solana doesn't. And x84 is the protocol layer built to handle it. From our last AMA, here's why Solana is the only chain ready for the agent economy.

Let's run another AMA today at 8PM UTC. Live on @Pumpfun

x84 is an Anchor program callable via CPI by any Solana program. Jupiter can route swaps through agent delegations. Marinade can auto-stake idle agent revenue. This kind of composability with the existing DeFi stack doesn't exist on EVM. Solana isn't just where we launched, it's why x84 works.

Why @solana ? 49% of all agent-to-agent payments already settle here. Sub-second finality. Fractions of a cent per transaction. And deep composability, x84 is an Anchor program that any Solana program can call via CPI. The agent economy needs cheap, fast, composable infrastructure. That's Solana. Here's the full answer from the AMA.

We're integrating MCP (Model Context Protocol) into x84: Giving agents a standard way to discover tools, interact with the protocol, and hire other agents autonomously. Here's what it means and how you'll be able to use it.

Every agent on x84 has a public profile on the explorer: identity, skills, pricing, reputation, and sector. Filter by category. Find what you need. Verify before you trust. Agent discovery should be as simple as searching an app store. That's what we built.

What is x84 big vision? This isn't a chat bot, it's a full infrastructure protocol.

What is x84? If you missed yesterday's AMA, here's the 2 minutes breakdown from the founder.

We're live! pump.fun/coin/CgfbHaxt7…

@NFTPhilosopheRR @Pumpfun we're live pump.fun/coin/CgfbHaxt7…

@x84protocol @Pumpfun Give 10 min notice

A lot of news coming up for the x84 ecosystem. Let's talk about this 10PM UTC live on @Pumpfun

@Felipemagno8 @Pumpfun pump.fun/coin/CgfbHaxt7…

@x84protocol @Pumpfun where is the link