Security OAuth Agent Identity Multi-Agent Systems

Keycard

Secure key management and authentication platform

A software product centered on secure key management and authentication; the exact public positioning could not be verified because live web research was blocked.

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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.