card
AB-109
Agent Card version 1.0.0+
What it means
Agent Card JSON includes a version field >= 1.0.0.
Why it matters
Agents use the version to determine compatibility and feature support when reading your agent card.
✗
What's wrong
{ "name": "My API" } — no version field.
✓
What's right
{ "name": "My API", "version": "1.0.0" } — semver version present.
Check this rule on your site
Enter your URL to check just this one rule (AB-001).