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AB-086
MCP Auth Discovery Resolves
What it means
If your MCP descriptor declares authentication, the auth URL is reachable and returns valid metadata.
Why it matters
Agents need to resolve auth requirements before calling MCP tools. Broken auth discovery blocks all tool access.
✗
What's wrong
MCP descriptor declares auth but the auth URL returns 404 or is unreachable.
✓
What's right
MCP auth discovery URL returns 200 with valid authentication metadata.
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