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LLM Playground

Where is this feature available?
  • Hobby
  • Pro
  • Team
  • Self Hosted
    (Enterprise)

Test and iterate on your prompts directly in the Langfuse Prompt Playground. Tweak the prompt and the model parameters to see how different models responds to these changes inputs. This allows you to quickly iterate on your prompts and optimize them for the best results in your LLM app without having to switch between tools or use any code.

LLM Playground

Core features

  • {{variables}} in prompts
  • OpenAI and Anthropic models
  • Compare model parameters
  • Linked to prompt management

We’ll be adding more features and models in the future. If you have any feedback or feature requests, please let us know!

Jump from prompt management to the playground

You can either start from scratch or jump into the playground from an existing prompt in Langfuse Prompt Management.

OpenAI Playground & Anthropic Playground

Currently the playground supports the following models:

  • OpenAI / Azure OpenAI: gpt-4o, gpt-4o-2024-08-06, gpt-4o-2024-05-13, gpt-4o-mini, gpt-4o-mini-2024-07-18, gpt-4-turbo-preview, gpt-4-1106-preview, gpt-4-0613, gpt-4-0125-preview, gpt-4, gpt-3.5-turbo-16k-0613, gpt-3.5-turbo-16k, gpt-3.5-turbo-1106, gpt-3.5-turbo-0613, gpt-3.5-turbo-0301, gpt-3.5-turbo-0125, gpt-3.5-turbo
  • Anthropic: claude-3-5-sonnet-20240620, claude-3-opus-20240229, claude-3-sonnet-20240229, claude-3-haiku-20240307, claude-2.1, claude-2.0, claude-instant-1.2

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