Langflow is a low-code tool for building LLM pipelines. If you are using Langflow, you can easily enable LangWatch from their UI for analytics, evaluations and much more.

1

Obtain your API Key

Create your LangWatch account and project to obtain your API Key from the dashboard

2

Environment Variables

Add the following key to Langflow .env file:

LANGWATCH_API_KEY="your-api-key"

Or export in in your terminal:

export LANGWATCH_API_KEY="your-api-key"
3

Restart Langflow

Restart Langflow using langflow run --env-file .env

4

Test the integration

Run a message through your Langflow project and check the LangWatch dashboard for monitoring and observability.

That’s it! You should now see your Langflow component traces on the LangWatch dashboard.

For more information, check out Langflow docs.

GuideFlowise Integration