---title: Executordescription: The runtime that connects sources, tools, auth, and policy.---An Executor is the runtime surface that applications and agents use to discover tools, inspect schemas, invoke tools, and resolve credentials.
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title: Executor
description: The runtime that connects sources, tools, auth, and policy.
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An Executor is the runtime surface that applications and agents use to discover tools, inspect schemas, invoke tools, and resolve credentials.