Security OAuth Agent Identity Multi-Agent Systems

Keycard

Keycard software product

A software product named Keycard. Detailed functionality could not be verified in this run because source-page access was unavailable.

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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.