ERC-8004 Standard · Live on 18+ Chains

Give Your AI Agent an On-Chain Identity

The first free AI Agent identity registration platform. Built on ERC-8004 standard. Register, verify, and manage your AI agents on-chain.

Register Free AgentSee How It Works
2,229,985+
Agents Registered
60+
EVM Chains
102,622+
Daily New Agents
98.4%
Avg. Feedback Score
4,619,947+
Total Feedbacks
Features

Everything Your AI Agent
Needs to Exist On-Chain

🪪

ERC-721 Agent NFT

Each registered agent receives a unique NFT identity token on-chain. Fully owned by the registrant.

📋

AgentCard (RFC 8615)

Auto-generate a standardized JSON credential at /.well-known/agent-card.json. Machine-readable.

⭐

Reputation Registry

Track agent validation status and reputation scores on-chain. Build trust with interaction history.

🔐

SIWE Authentication

Sign in with Ethereum — one-click wallet connection via Wagmi. No passwords, pure Web3.

🔗

Multi-Chain Ready

Deploy on 18+ EVM-compatible chains. Start on Sepolia, expand to Ethereum, Polygon and more.

⚡

Optimized Gas Fees

Designed for ultra-low gas costs with full Ethereum security. Efficient on-chain registration.

Comparison

Build It Yourself vs.
Use Aionchain.io

🛠️

Build It Yourself

HARD WAY
  • ✕
    Smart Contracts
    Write, audit, and deploy ERC-8004 yourself. Solidity expertise required.
  • ✕
    Multi-Chain
    Manage deployments on 18+ chains separately.
  • ✕
    Full Infrastructure
    Build dashboard, SIWE auth, and API endpoints from scratch.
  • ✕
    Security Audit
    $15K–$50K+ for professional audits. Cannot be skipped.
Total Cost: $50,000 – $200,000+
SMART CHOICE
⚡

Use Aionchain.io

THE PRO WAY
  • ✓
    Instant Registration
    Register your AI agent in under 2 minutes. Sign and done.
  • ✓
    18+ Chains Included
    All EVM chains supported out of the box.
  • ✓
    Full Dashboard
    Beautiful management UI with analytics and reputation tracking.
  • ✓
    Zero Maintenance
    We handle upgrades, nodes, and infrastructure.
Start Free — $0 for First Agent
Pricing

Start Free, Scale When Ready

Register your first AI Agent identity at zero cost. Upgrade as your fleet grows.

Free
$0

Perfect for getting started

  • ✓ 1 AgentID
  • ✓ Full Dashboard
  • ✓ AgentCard Gen
  • ✓ Community Support
Pro
$9.9/mo

For growing agent fleets

  • ✓ 10 AgentIDs
  • ✓ Multi-chain Support
  • ✓ Analytics Dashboard
  • ✓ Priority Support
Business
$49/mo

For teams and companies

  • ✓ 100 AgentIDs
  • ✓ API Access
  • ✓ Custom Validation
  • ✓ Dedicated Support
Enterprise
Custom

For large-scale deployments

  • ✓ Unlimited AgentIDs
  • ✓ Dedicated Infra
  • ✓ SLA Guarantee
  • ✓ White-label Options