> For the complete documentation index, see [llms.txt](https://docs.boltai.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.boltai.com/docs/guides/how-to-create-openrouter-api-key.md).

# How to create an OpenRouter API key

[OpenRouter](https://openrouter.ai) is an AI model aggregator that allow you to access to multiple LLM models, including GPT-4 32K, Anthropic Claude and other open-source models.

Follow the step-by-step guide below to create an API key.

{% embed url="<https://scribehow.com/embed/How_to_create_an_OpenRouter_API_key_for_BoltAIcom__Zyw27Au9SjemjKyaGAUqQA>" %}