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. Immutable L1 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

Immutable blockchain ledger with Agent NFTs, block explorer, and chain 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. Crypto payments accepted.

Free

forever

1,000

API calls / month

✓ All 12 products
✓ MCP + CLI + SDK
✓ 100 ACC credits/month

Hobby

$4.99

/month

5,000

API calls / month

✓ MCP + CLI + SDK
✓ 200 ACC credits/month
✓ $1.00 / 1K calls

Starter

$14.99

/month

20,000

API calls / month

✓ MCP + CLI + SDK
✓ 300 ACC credits/month
✓ $0.75 / 1K calls

Scale

$49.99

/month

75,000

API calls / month

✓ MCP + CLI + SDK
✓ 400 ACC credits/month
✓ $0.67 / 1K calls

Pro

$99.99

/month

150,000

API calls / month

✓ MCP + CLI + SDK
✓ 500 ACC credits/month
✓ $0.67 / 1K calls

Business

$249.99

/month

400,000

API calls / month

✓ MCP + CLI + SDK
✓ 600 ACC credits/month
✓ $0.63 / 1K calls

Enterprise

$499.99

/month

1,000,000

API calls / month

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

All plans include all 12 AC products. Shared quota across MCP / CLI / SDK / REST. 10% off annual billing. Crypto payments accepted.

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 { AgentChain } from '@agent-chain/sdk';

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

MCP (VS Code / Claude Desktop)
// full MCP toolset auto-available
"agentChain": {
  "command": "npx",
  "args": ["@agent-chain/mcp-server"]
}

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