Echo Agent (Demo)
a2a-inspector-liart.vercel.app
· A2A Inspector
A bundled demonstration agent shipped with A2A Inspector. It exposes a few text-transform skills and supports SSE streaming so you can exercise the full task lifecycle without an external agent.
a2a-inspector-liart.vercel.app via a single DNS TXT record to add the
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D
Conformance score: 56/100
D-grade: significant issues, auth-gated, partially broken, or stale.
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agent-card.json changed within the last 7 days. We track these so downstream callers can react.
Activity (audit trail)
last 24h · 0 calls Public aggregate · no PII recordedNo calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.
Card history
1 snapshot Every change toagent-card.json
| Captured | Hash | |
|---|---|---|
| 2026-06-19 06:25:32 current | add422204d52… |
view → |
Try it
Send a message to this agent live. Your prompt is proxied through Agenstry.
Endpoints
| Agent card | https://a2a-inspector-liart.vercel.app/.well-known/agent-card.json |
| Provider | https://a2a-inspector-liart.vercel.app |
| Docs | https://a2a-inspector-liart.vercel.app |
Skills · 3 declared · mapped to canonical taxonomy
Health · last 1 probes
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our JWKS. See the methodology.
Raw agent card JSON
{
"protocolVersion": "0.2.5",
"name": "Echo Agent (Demo)",
"description": "A bundled demonstration agent shipped with A2A Inspector. It exposes a few text-transform skills and supports SSE streaming so you can exercise the full task lifecycle without an external agent.",
"url": "https://a2a-inspector-liart.vercel.app/api/demo-agent",
"version": "1.0.0",
"provider": {
"organization": "A2A Inspector",
"url": "https://a2a-inspector-liart.vercel.app"
},
"iconUrl": "https://a2a-inspector-liart.vercel.app/icon.svg",
"documentationUrl": "https://a2a-inspector-liart.vercel.app",
"preferredTransport": "JSONRPC",
"capabilities": {
"streaming": true,
"pushNotifications": false,
"stateTransitionHistory": true
},
"defaultInputModes": [
"text/plain"
],
"defaultOutputModes": [
"text/plain"
],
"skills": [
{
"id": "echo",
"name": "Echo",
"description": "Repeats your message back verbatim.",
"tags": [
"text",
"demo"
],
"examples": [
"Say hello back to me",
"Echo: testing 1 2 3"
]
},
{
"id": "shout",
"name": "Shout",
"description": "Returns your message in UPPERCASE.",
"tags": [
"text",
"transform"
],
"examples": [
"make this loud",
"shout the announcement"
]
},
{
"id": "reverse",
"name": "Reverse",
"description": "Reverses the characters of your message.",
"tags": [
"text",
"transform"
],
"examples": [
"reverse: stressed"
]
}
]
}