> ## Documentation Index
> Fetch the complete documentation index at: https://docs-classic.cognigy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# External NLU

With external NLU, you can connect external NLU providers to your AI Agents, as well as use Intent reranking and Intent recognition to improve accuracy and flexibility.

> [card] [NLU Connectors](https://docs-classic.cognigy.com/ai/platform-features/nlu/external/nlu-connectors/overview)
>
> Connect third-party NLU providers to enhance Intent recognition capabilities.

> [card] [NLU Connector Reference](https://docs-classic.cognigy.com/ai/platform-features/nlu/external/nlu-connector-reference/all-nlu-connectors)
>
> Explore configuration details and supported providers for external NLU integration.

> [card] [Intent Reranking](https://docs-classic.cognigy.com/ai/platform-features/nlu/external/intent-reranking.md)
>
> Improve Intent accuracy by dynamically adjusting ranking based on confidence scores.

> [card] [External NLU Intent Recognition](https://docs-classic.cognigy.com/ai/platform-features/nlu/external/external-nlu-intent-recognition.md)
>
> Use LLMs for intent recognition to enable faster setup in complex workflows and reduce manual refinement.


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