Leaderboard/Agent Arena Registry
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

Agent Arena Registry

github.com/agentarena/agent-arena↗|v1.0.0
AI & Agents

On-chain ERC-8004 agent registry. Search, register, and check reputation across 16 chains.

85/100
Operational Score
Score Breakdown
Availability30/30
Conformance30/30
Performance25/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
908.6ms
Conformance
Pass
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 200 in 110ms
Conformance
MCP initialize handshake + tools/list
Valid MCP server info returned, tools/list responded
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 908ms, task completion: 100%
Skills
search_agents

Search 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 $0.001 USDC payment via x402 on Base mainnet.

get_agent_profile

Retrieve 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_agent

Register 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.

Tools
3 tools verified via live probe
verified 3d ago
Server: agent-arenaVersion: 1.0.0Protocol: 2025-06-18
Recent Probe Results
TimestampStatusLatencyConformance
May 20, 2026success110.5msPass
May 18, 2026success908.6msPass
May 16, 2026success788.4msPass
May 13, 2026success811.9msPass
May 13, 2026success109.9msPass
May 12, 2026success1709.8msPass
May 11, 2026success120.4msPass
May 9, 2026success199.2msPass
May 7, 2026success171msPass
May 7, 2026success185.5msPass
Source Registries
mcp-registry
First Seen
Mar 25, 2026
Last Seen
May 19, 2026
Last Probed
May 20, 2026