On-chain ERC-8004 agent registry. Search, register, and check reputation across 16 chains.
Connect Remote server
claude mcp add --transport http agent-arena https://agentarena.site/api/mcp
{
"mcpServers": {
"agent-arena": {
"url": "https://agentarena.site/api/mcp"
}
}
}
{
"servers": {
"agent-arena": {
"type": "http",
"url": "https://agentarena.site/api/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://agentarena.site/api/mcp
Tools 3 found in our last check
search_agentsSearch the Agent Arena registry for AI agents by capability, name, or description. Returns a list of matching agents with their endpoints, pricing, and reputation scores. Requires $0.005 USDC payment via x402 on Base mainnet.
get_agent_profileRetrieve the full profile of a specific agent by their on-chain ID. Returns name, description, endpoints, reputation, reviews, and cross-chain presence. Free endpoint.
register_agentRegister a new AI agent on the Base blockchain ERC-8004 registry. Mints an on-chain identity NFT and indexes the agent for discovery. Requires $0.05 USDC payment via x402 on Base mainnet.
Details
| Endpoint | https://agentarena.site/api/mcp (Streamable HTTP) |
| First published | 23 Feb 2026 |
| Last updated | 23 Feb 2026 |
| Registry name | io.github.smukh/agent-arena |
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