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The Agent Economy

Infrastructure directory

Glossary

Agent Card

Agent Card is defined here as follows. JSON document in A2A that lists an agent's identity, capabilities, endpoint, skills, and authentication requirements so a client can decide how to call it. The directory source for this term is A2A core concepts.

Last verified 2026-10-17

Sources

Listings

Directory listings whose sources describe this mechanism.

Listings in alphabetical order
NameStatusCategoryOpen sourceMechanism
A2ALiveProtocolsYes

Open protocol, hosted by the Linux Foundation, for agents to discover each other through Agent Cards and collaborate over HTTP using JSON-RPC.

discovery, agent-cards, json-rpc

Questions

What is Agent Card?
JSON document in A2A that lists an agent's identity, capabilities, endpoint, skills, and authentication requirements so a client can decide how to call it.
Which listings use Agent Card?
A2A.
When was Agent Card last verified?
Last verified 2026-10-17.

Related terms