Can other agents read your agent card?

An agent introduces itself with a card published at /.well-known/agent-card.json. It is the only document another agent reads before deciding to call you. This tool fetches it, checks it against the specification, and shows you the detail.

Card unusable as it stands

An agent reading this card cannot act on it.

What the card declares

Name: The Vibe Suite
Provider: The Vibe Suite
Agent version: 1.0.0
Transport: JSONRPC
Endpoint: https://getvibe.dev/
Card shape: pre-v1.0
Location: standard location
Skills: 10
Response time: 153 ms

Findings

ErrorRequired field missing: protocolVersionprotocolVersion
WarningCard written in the shape used before v1.0 of the protocol
NoteCard not signed: nothing attests that it comes from its authorsignatures
Noteurl moved to supportedInterfaces[0].url in v1.0url

How to fix it

protocolVersionThe A2A version the agent speaks, in the shape used before v1.0.
```
"protocolVersion": "0.3"
```

Declared skills

viberadioYour agent's output as audio — narration, podcast, or music.
- audio
- narration
vibemovieYour coding session as a short recap video.
- video
- recap
vibeliveMultiplayer for agent terminals.
- multiplayer
- terminal
vibeshareShare your live agent session by URL.
- sharing
- live-session
vibedonateDonate your spare local compute.
- compute
- donation
vibedateDating by token league.
- dating
- social
vibeadsContextual dev-tool discovery for Claude Code.
- discovery
- ads
vibenotificationsCustomizable notifications for Claude Code.
- notifications
vibebrandTokenized brand/design system — CSS design tokens, fonts, and a brand kit.
- branding
- design-system
vibecodereviewA council of AI models reviews your PR.
- code-review
- pull-requests

Show the result

This badge follows your readings: it changes when your card changes. Paste it in your README.

Markdown

[![A2A card](https://kopass.app/a2a/badge/aHR0cHM6Ly9nZXR2aWJlLmRldg.svg)](https://kopass.app/a2a/validator?url=https://getvibe.dev)

HTML

<a href="https://kopass.app/a2a/validator?url=https://getvibe.dev"><img src="https://kopass.app/a2a/badge/aHR0cHM6Ly9nZXR2aWJlLmRldg.svg" alt="A2A card" height="20"></a>

The rules come from the protocol's specification/a2a.proto file, where every required field is marked as such. Nothing is added.

Cards read here feed the KoPass daily reading: 229 agents followed, 215 of which answered on the last pass.

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