# `PromptRunner.Rendering.Sinks.CallbackSink`
[🔗](https://github.com/nshkrdotcom/prompt_runner_sdk/blob/v0.6.1/lib/prompt_runner/rendering/sinks/callback.ex#L1)

A sink that forwards events to a callback function.

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*Consult [api-reference.md](api-reference.md) for complete listing*