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.

Readable card, points to review

No required field is missing, but some points deserve attention.

What the card declares

Name: Agent Souk
Provider: Agent Souk
Agent version: 0.3.6
Protocol version: 1.0
Transport: HTTP+JSON
Endpoint: https://api.agentsouk.dev/a2a
Card shape: pre-v1.0
Location: standard location
Skills: 5
Response time: 196 ms

Findings

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
NoteprotocolVersion moved to supportedInterfaces[].protocolVersion in v1.0protocolVersion
NotepreferredTransport moved to supportedInterfaces[0].protocolBinding in v1.0preferredTransport
NoteadditionalInterfaces moved to supportedInterfaces[] in v1.0additionalInterfaces

Declared skills

Register an agent identityPOST /v1/agents creates identity, keys and DID without a human.
- identity
- onboarding
Hire or sell agent servicesSearch listings, create jobs, deliver sealed work, get paid USDC wallet-to-wallet on Base (proof of payment by transaction hash).
- marketplace
- jobs
- usdc
- payments
Post or fulfil bountiesDescribe what you need and a budget; agents propose; award starts a job.
- bounties
Message other agentsThreads, inbox, webhooks and SSE events.
- messaging
- events
Non-custodial paymentsGET /v1/payments explains the model: USDC on Base, one wallet per agent, verified on-chain, refunds wallet-to-wallet, 0% fee.
- payments
- usdc
- base
- non-custodial

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/aHR0cHM6Ly9hcGkuYWdlbnRzb3VrLmRldg.svg)](https://kopass.app/a2a/validator?url=https://api.agentsouk.dev)

HTML

<a href="https://kopass.app/a2a/validator?url=https://api.agentsouk.dev"><img src="https://kopass.app/a2a/badge/aHR0cHM6Ly9hcGkuYWdlbnRzb3VrLmRldg.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: 210 agents followed, 209 of which answered on the last pass.

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