Aug 12, 2026

Prompt Picker

Prompt Picker helps you choose the best system prompts for your LLM applications.
AI WritingContent GenerationResearchEmail WritingSummarizationRewritingAcademic ResearchBrowser Extension

Overview
What is Prompt Picker?

Prompt Picker helps you choose better system prompts (aka custom instructions) for your LLM-powered applications by running experiments over simulated user inputs. In other words, it helps answer "...but which *exact* system prompt should I be using?"

Prompt Picker helps you choose the best system prompts for your LLM applications.

Core Features
Experiment with multiple prompts in parallel
Assess prompts using example user interactions
Rank prompts based on user preferences
Double-blind experimental setup
Popular Use Cases
  • Craft better user experiences for AI applications
  • Reduce costs per query by optimizing prompt length
  • Get more helpful chat responses from ChatGPT
How to use
  • 1. Configure your experiment: Define system prompts
  • user inputs
  • and language model parameters. 2. Assess your generations: Use a double-blind setup to choose the best generations. 3. Get your results: Prompt Picker ranks the prompts
  • ensuring you use the best configuration.
Pricing
Prompt Picker uses a Freemium pricing model. Pricing and features may change over time.
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Related Tags
AI WritingContent GenerationResearchEmail WritingSummarizationRewritingAcademic ResearchBrowser ExtensionFreemium
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