https://modelcontextprotocol.org/.well-known/agent-card.json

a2a first seen 2026-09-07 · last seen 2026-09-11 · json

Listed in

source	name	description	external id
Agenstry	Model Context Protocol		a2a_agent:modelcontextprotocol.org

Same host

agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1

Badge

embed:

<a href="https://agentprobe.org/endpoint/8440"><img src="https://agentprobe.org/badge/8440.svg" alt="agentprobe"></a>

Probe history

probed (UTC)	outcome	score	status	http	ms	version	capabilities	error
2026-09-10 11:12	card-invalid	30	200	HTTP/1.1	1206	0.3	details capabilities {"era":"1.0","skills_count":2,"skills":["draft-sep","search-mcp-github"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["HTTP+JSON"],"signatures":0} meta {"card_url":"https://modelcontextprotocol.org/.well-known/agent-card.json","card":{"name":"Model Context Protocol","version":"1.0.0","provider":{"url":"https://modelcontextprotocol.io/","organization":"Model Context Protocol"},"documentationUrl":"https://modelcontextprotocol.io/"},"missing_fields":["description"],"http_version":"HTTP/1.1","vantage":"us-east-1"}	missing ['description']
2026-09-09 10:07	card-invalid	30	200		1240	0.3	details capabilities {"era":"1.0","skills_count":1,"skills":["draft-sep"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["HTTP+JSON"],"signatures":0} meta {"card_url":"https://modelcontextprotocol.org/.well-known/agent-card.json","card":{"name":"Model Context Protocol","version":"1.0.0","provider":{"url":"https://modelcontextprotocol.io/","organization":"Model Context Protocol"},"documentationUrl":"https://modelcontextprotocol.io/"},"missing_fields":["description"],"vantage":"us-east-1"}	missing ['description']
2026-09-09 09:16	connect-fail				730		details meta {"vantage":"us-east-1"}	WriteError:
2026-09-08 08:15	card-invalid	30	200		2712	0.3	details capabilities {"era":"1.0","skills_count":2,"skills":["draft-sep","search-mcp-github"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["HTTP+JSON"],"signatures":0} meta {"card_url":"https://modelcontextprotocol.org/.well-known/agent-card.json","card":{"name":"Model Context Protocol","version":"1.0.0","provider":{"url":"https://modelcontextprotocol.io/","organization":"Model Context Protocol"},"documentationUrl":"https://modelcontextprotocol.io/"},"missing_fields":["description"],"vantage":"us-east-1"}	missing ['description']
2026-09-07 07:33	card-invalid	30	200		1227	0.3	details capabilities {"era":"1.0","skills_count":2,"skills":["draft-sep","search-mcp-github"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["HTTP+JSON"],"signatures":0} meta {"card_url":"https://modelcontextprotocol.org/.well-known/agent-card.json","card":{"name":"Model Context Protocol","version":"1.0.0","provider":{"url":"https://modelcontextprotocol.io/","organization":"Model Context Protocol"},"documentationUrl":"https://modelcontextprotocol.io/"},"missing_fields":["description"],"vantage":"us-east-1"}	missing ['description']