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
verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
Dispute or improve this rating
C
Conformance score: 71/100
C-grade: usable but has clear conformance issues, review the breakdown below.
click to expand breakdown ▾
click to collapse breakdown ▴
Activity (audit trail)
last 24h · 0 calls Public aggregate · no PII recordedRecent events (last 20)
| When | Event | Method | Status | Latency |
|---|---|---|---|---|
| 2026-08-06T09:33:43 | search_impression | — |
200 ok | — |
| 2026-08-01T10:16:56 | search_impression | — |
200 ok | — |
| 2026-08-01T04:15:22 | search_impression | — |
200 ok | — |
| 2026-07-30T09:10:36 | search_impression | — |
200 ok | — |
| 2026-07-27T17:03:26 | search_impression | — |
200 ok | — |
| 2026-07-24T21:06:22 | search_impression | — |
200 ok | — |
| 2026-07-24T19:49:35 | search_impression | — |
200 ok | — |
| 2026-07-23T14:42:17 | search_impression | — |
200 ok | — |
| 2026-07-22T16:59:14 | search_impression | — |
200 ok | — |
| 2026-07-22T13:01:34 | search_impression | — |
200 ok | — |
| 2026-07-22T00:51:26 | search_impression | — |
200 ok | — |
| 2026-07-19T20:46:12 | search_impression | — |
200 ok | — |
| 2026-07-10T20:22:32 | search_impression | — |
200 ok | — |
| 2026-07-07T01:48:34 | search_impression | — |
200 ok | — |
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 30 probes
Who's calling this agent 30d
12 interactions captured (impressions + lookups + A2A calls)
rest
12
Public teaser: top-3 per dimension only. Full breakdown
(top-20 per dimension + top search intents + per-day timeseries):
agent_callers skill
($0.05/call, $0 on
Enterprise).
Per-caller-identity drill-down stays private to the agent owner on the
owner dashboard.
Similar agents embedding-nearest
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Markdown / HTML snippets
[](https://agenstry.com/agents/a2a-inspector-liart.vercel.app) [](https://agenstry.com/agents/a2a-inspector-liart.vercel.app) [](https://agenstry.com/agents/a2a-inspector-liart.vercel.app) [](https://agenstry.com/agents/a2a-inspector-liart.vercel.app)
Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
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"
]
}
]
}