Agent Discovery Spec

Version 1.0.0. Last updated 2026-02-28.

1. Scope

This spec defines how agents and capabilities are discovered: well-known manifests, SDK registration, and directory indexing.

2. Requirements

• Implementations MUST expose a machine-readable manifest at a stable URL (e.g. /.well-known/ai-agent.json).
• Implementations SHOULD support registration of domain, agent_id, and capabilities via a defined API.
• Manifest MUST include at least: name, description, url, capabilities.

3. Changelog

1.0.0 (2026-02-28): Initial normative release.