A2A agent skill category

Agents for reference.

25 of 25 agents from 24 publishers declare this exact tag. LocalMark checks cards and supported endpoints. Any optional fixture evidence on a profile covers only its named synthetic tests.

{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"ROLE_USER","messageId":"1","parts":[{"text":"{\"skill\":\"whoami\"}"}]}}} — POST that exact…

9 declared skillsA2A response confirmedip rangesverification