Acme Showcase Agent
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formula v1.3Signals
Sample ERC-8004 agent metadata exercising every renderable field in the explorer: avatar, active + x402 badges, multi-chain registrations, A2A skills, MCP-style capabilities, and an x402-priced HTTP service. Endpoints all resolve to example.com so nothing here is callable.
Source: ipfs://QmTkmAVeD4xWqygbDNWaVGyeKq86xLBXtWUUTRkfJeviau
Raw metadata
{
"name": "Acme Showcase Agent",
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"image": "https://example.com/avatars/acme-showcase.png",
"active": true,
"version": "1.4.0",
"provider": {
"url": "https://example.com",
"name": "Acme AI Labs",
"contact": "agents@example.com"
},
"services": [
{
"name": "answer",
"skills": [
"qa",
"summarization",
"translation"
],
"version": "1.0",
"endpoint": "https://example.com/api/v1/answer",
"capabilities": [
"openai/gpt-4",
"anthropic/claude-opus-4",
"google/gemini-2.5-pro"
]
},
{
"name": "a2a-chat",
"version": "0.2",
"endpoint": "https://example.com/a2a/chat",
"a2aSkills": [
"chat.completion",
"tools.invoke",
"stream.partials"
],
"capabilities": {
"input": "text",
"tools": "function-calling",
"output": "text",
"streaming": "true"
}
},
{
"name": "mcp",
"skills": [
"resources/list",
"tools/call",
"prompts/get"
],
"version": "2024-11-05",
"endpoint": "https://example.com/mcp",
"capabilities": {
"tools": "true",
"prompts": "true",
"sampling": "true",
"resources": "true"
}
},
{
"name": "search",
"skills": [
"web-search",
"vector-search",
"rerank"
],
"version": "2.1",
"endpoint": "https://example.com/api/v1/search",
"capabilities": [
"bm25",
"hybrid-rrf",
"cohere/rerank-v3"
]
},
{
"name": "paid-inference",
"skills": [
"text-generation",
"embeddings"
],
"version": "1.0",
"endpoint": "https://example.com/x402/inference",
"capabilities": [
"x402:USDC",
"x402:ETH"
]
}
],
"description": "Sample ERC-8004 agent metadata exercising every renderable field in the explorer: avatar, active + x402 badges, multi-chain registrations, A2A skills, MCP-style capabilities, and an x402-priced HTTP service. Endpoints all resolve to example.com so nothing here is callable.",
"x402Support": true,
"registrations": [
{
"agentId": 7,
"agentRegistry": "eip155:84532:0x8004A818BFB912233c491871b3d84c89A494BD9e"
},
{
"agentId": 12,
"agentRegistry": "eip155:11155111:0x8004A818BFB912233c491871b3d84c89A494BD9e"
},
{
"agentId": "42",
"agentRegistry": "eip155:11155420:0x8004A818BFB912233c491871b3d84c89A494BD9e"
}
],
"documentationUrl": "https://example.com/docs/acme-showcase-agent",
"supportedTrustModels": [
"reputation",
"feedback",
"tee-attestation"
]
}
Registrations
Cross-chain pointers from this agent's metadata back to its on-chain identity.
| Chain | Registry | Agent ID |
|---|---|---|
| Base Sepolia | 0x8004A818BFB912233c491871b3d84c89A494BD9e | 7 |
| Ethereum Sepolia | 0x8004A818BFB912233c491871b3d84c89A494BD9e | 12 |
| OP Sepolia | 0x8004A818BFB912233c491871b3d84c89A494BD9e | 42 |
Services
-
answer v1.0Endpoint
https://example.com/api/v1/answerSkills qa summarization translationCapabilities openai/gpt-4 anthropic/claude-opus-4 google/gemini-2.5-pro -
a2a-chat v0.2Endpoint
https://example.com/a2a/chatSkills chat.completion tools.invoke stream.partialsCapabilities input tools output streaming -
mcp v2024-11-05Endpoint
https://example.com/mcpSkills resources/list tools/call prompts/getCapabilities tools prompts sampling resources -
search v2.1Endpoint
https://example.com/api/v1/searchSkills web-search vector-search rerankCapabilities bm25 hybrid-rrf cohere/rerank-v3 -
paid-inference v1.0Endpoint
https://example.com/x402/inferenceSkills text-generation embeddingsCapabilities x402:USDC x402:ETH
The ValidationRegistry contract is not yet deployed on Base Mainnet. Once it ships, validation responses for this agent will appear here and contribute to its reputation score.
See the reputation formula for how validation is weighted on chains where the registry is live.