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GPT PromptTuner Product Information

GPT Prompt Tuner is an AI-powered prompt engineering platform designed to improve and manage ChatGPT prompts. It enables users to generate multiple variations of a given prompt, run those variations concurrently across different ChatGPT conversations, and refine prompts through iterative AI-generated edits. The tool emphasizes parallel testing, customization, and seamless workflow for prompt optimization suitable for developers, researchers, and content creators.


How GPT Prompt Tuner Works

  1. Enter a prompt. Provide the initial prompt you want to test or optimize.
  2. Choose a plan (or use API key). You can use your own OpenAI API key or use GPT Prompt Tuner's built-in option.
  3. AI-Generated Variations. The platform generates refined variations of your prompt to improve clarity, tone, and effectiveness.
  4. Run Variations in parallel. Send the original prompt and its variations to ChatGPT across multiple chats simultaneously.
  5. Review and iterate. Inspect responses, manually edit variations if needed, and continue the conversation with the best prompt.

The system supports asynchronous chat windows for prompt writing, enabling efficient experimentation without switching contexts.


How It Helps

  • Quickly generate multiple prompt variations to improve performance and outcomes.
  • Run several prompts in parallel to compare results side-by-side.
  • Edit and customize prompts with ease, then deploy the best-performing prompts.
  • Flexible integration with your own OpenAI API key for enhanced control and costs.

Plans and Pricing

  • Self Driving: Free for 7 days, then $4.99 / month. Includes:
  • Use your own OpenAI API key
  • Pay-as-you-go cost control with OpenAI
  • Unlimited tunings and messages
  • Monthly: Free for 7 days, then $9.99 / month. Includes:
  • 4000 messages per month
  • Unlimited tunings
  • Unlimited prompts
  • Yearly: Free for 7 days, then $5 / month (billed yearly). Includes:
  • 4000 messages per month
  • Unlimited tunings
  • Unlimited prompts
  • Enterprise: Custom pricing and features

Note: An OpenAI API key is required to use the service.


Core Features

  • Async ChatGPT windows for prompt writing
  • Generate variations of a prompt automatically
  • Run multiple prompt variations in parallel across chats
  • Manual editing of variations to tailor prompts
  • Use your own OpenAI API key or GPT Prompt Tuner’s key
  • Flexible monthly, yearly, and enterprise plans