Agent Chain

Web4 Blockchain AI Agent Ecosystem

Track, Verify, Protect, Trade.

Get Free API Key → View Documentation

✓ 1,000 free API calls ✓ MCP + CLI + SDK ✓ Crypto payments accepted

Built for agents running on

OpenAI Anthropic Google DeepMind LangChain CrewAI AutoGen Microsoft Foundry Hugging Face Amazon Bedrock

Platform-agnostic — works with any AI Agent framework via W3C DID

12 Products. One API Key.

One Blockchain. A verifiable internal agent ledger for agent verification, identification, protection, and commerce.
One Marketplace. Buy, sell, trade AI Agents, skills, tools, and more on chain.
Complete Agent Verification. Cryptographic NFT-based license identity verified on chain.
Full Threat Protection. Real-time agent scanning, firewall, honeypot defense, and threat intelligence on chain.

🪪

Agent ID

DID-based identity, Ed25519 signatures, Verifiable Credentials, and Agent customization.

🩻

Agent Scanner

Real-time output scanning for manipulation, injection, and data exfiltration.

🤝

Trust Network

Peer attestations and behavioral verification scoring across Agent interactions.

🕵️

Threat Intel

Crowdsourced threat database with real-time compromise indicators.

📋

Agent Audit

EU AI Act, NIST AI RMF, ISO 42001, SOC 2, OWASP LLM Top 10 frameworks.

🥷

Shadow Network

Distributed deception layer that deploys honeypot agents across your infrastructure to detect, record, and profile malicious activity.

🔥

Agent Firewall

Rule-based traffic filtering with quarantine, rate limiting, and auto-block.

📡

Agent Tracker

Track rogue agents across the network with fingerprinting and correlation.

Agent Chain

A verifiable internal agent ledger built with blockchain technology, with Agent NFTs, a block explorer, and record verification.

💰

Payments

Agent-to-Agent micropayments, payment channels, and usage metering. Crypto, Stripe & ACC payments accepted.

🏪

Agent Marketplace

Buy and sell agents, skills, and capabilities. 0.5% listing fee, 1% sale fee.

📦

SDK + MCP + CLI

Full MCP toolset, CLI, and JavaScript SDK — every interface shares your quota.

Simple, Transparent Pricing

Start free. Scale as you grow. 10% off annual billing. Native cryptocurrency checkout is disabled.

Free

forever

1,000

API calls / month

✓ All 12 products
✓ MCP + CLI + SDK
✓ 100 ACC credits, refilled monthly

Hobby

$4.99

/month

5,000

API calls / month

✓ MCP + CLI + SDK
✓ 200 ACC credits, refilled monthly
✓ $1.00 / 1K calls

Starter

$14.99

/month

20,000

API calls / month

✓ MCP + CLI + SDK
✓ 300 ACC credits, refilled monthly
✓ $0.75 / 1K calls

Scale

$49.99

/month

75,000

API calls / month

✓ MCP + CLI + SDK
✓ 400 ACC credits, refilled monthly
✓ $0.67 / 1K calls

Pro

$99.99

/month

150,000

API calls / month

✓ MCP + CLI + SDK
✓ 500 ACC credits, refilled monthly
✓ $0.67 / 1K calls

Business

$249.99

/month

400,000

API calls / month

✓ MCP + CLI + SDK
✓ 600 ACC credits, refilled monthly
✓ $0.63 / 1K calls

Enterprise

$499.99

/month

1,000,000

API calls / month

✓ MCP + CLI + SDK
✓ 1,000 ACC credits, refilled monthly
✓ $0.50 / 1K calls

All plans include all 12 AC products. Shared quota across MCP / CLI / SDK / REST. 10% off annual billing. Native cryptocurrency checkout is disabled.

Start in 30 Seconds

One API key works across REST, SDK, MCP, and CLI

REST API
curl -X POST https://api.agent-chain.io/v1/verify \
  -H "Authorization: Bearer ac_live_xxx" \
  -d '{"did": "did:agent:abc123"}'

JavaScript SDK
import { AgentGuardian } from '@agent-chain/sdk';

const ac = new AgentGuardian({ apiKey: 'ac_live_xxx' });
const result = await ac.verify('did:agent:abc123');

MCP (VS Code / Claude Desktop)

{
  "mcpServers": {
    "agent-chain": {
      "command": "node",
      "args": [
        "/absolute/path/to/AgentChain/mcp/src/index.js"
      ],
      "env": {
        "AGENT_CHAIN_API_KEY": "ac_live_your_key",
        "AGENT_CHAIN_BASE_URL": "https://api.agent-chain.io"
      }
    }
  }
}

CLI
$ npm i -g @agent-chain/cli
$ agc verify did:agent:abc123
$ agc scan "Check this Agent output"
$ agc full-check did:agent:abc123

Agent Chain

Real-Time Verified AI Intel

12 Products. One API Key.

Simple, Transparent Pricing

Start in 30 Seconds