lockjaw open-sources egress credential injection so AI agents never hold real secrets

samgoodwin89 · x · 2026-10-25

joelhooks open-sourced lockjaw (MIT), an egress credential injection system for agents: agents hold placeholders like {{secret:example/key}} instead of real keys. A Durable Object cell authenticates the caller, verifies the approved host and header placement, decrypts the credential, fills the header, sends the HTTPS request, and redacts credential echoes from upstream responses. It's an explicit gateway, not a transparent proxy. It pairs with Rat King, an AT proto agent network for identity/trust; both are Durable Object native and built on alchemyrun and EffectTS. 13 stars on GitHub.

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