Security OAuth Agent Identity Multi-Agent Systems

Keycard

Delegated auth for multi-agent apps

Delegated authorization platform for multi-agent applications that issues scoped, session-expiring credentials at agent handoffs and supports policy enforcement.

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releasePRIMARY2026-05-14

KeycardLabs launches Keycard for multi-agent apps with token exchange and Cedar policy

Keycard launched delegated auth for multi-agent apps, issuing scoped credentials at each handoff instead of sharing broad long-lived secrets. The SDKs cover LangChain, MCP, A2A, and generic APIs while keeping credentials out of disks and databases.