

PromptPerfect is a tool designed for prompt engineering, generation, and optimization. It allows users to input a basic prompt and apply settings—such as maximum length and iteration count—to generate a more precise version for use with various AI models.
The software supports a range of models, including text-based LLMs like GPT-4, Claude, and Llama, as well as image generators like Midjourney and Stable Diffusion. It is built for users who want to refine their prompting to obtain more consistent results from AI.
For business buyers, the tool provides different tiers based on request volume, including an API service to integrate prompt optimization into other projects. Buyers should be aware that the service is scheduled to be discontinued after September 1, 2026, following its acquisition by Elastic.
Refines basic prompts using customizable settings like iteration count and prompt length.
An interactive feature designed to help users tune prompts.
Supports various models including GPT-4, Claude, Llama, Stable Diffusion, and Midjourney.
Allows users to deploy optimized prompts via an API for use in other applications.
A feature that supports experimenting with and switching between different AI model providers.
Includes agents and chatbots to help produce content and solve tasks.
Supports the creation of SEO-focused prompts and newsletter content.
Developing prompts for tools like Midjourney and DALL-E 3 to create specific visual styles.
Translating plain language into functional code and refining prompts for coding challenges.
Using automatic prompt enrichment to create prompts in non-English languages.
Pricing includes a free Standard plan (10 requests/day), a Pro plan at $19.99/month (500 requests/day), and a Pro Max plan at $99.99/month with expanded API access.
It is a tool that takes a basic user prompt and optimizes it using specific settings to help large language models produce more relevant results.
It supports several models, including GPT-4, Claude, Llama, Stable Diffusion, and Midjourney.
Yes, there is a free Standard plan that allows for 10 requests per day.
Yes, the tool can optimize prompts in various non-English languages and includes an automatic enrichment feature.
Source category: Software Development
Source subcategory: Prompt Engineering
PromptPerfect is a prompt engineering tool for creators, marketers, and engineers that optimizes inputs for models like GPT-4 and Midjourney. It supports workflows for content generation and coding through an interactive optimizer and API. Buyers should note the tool will be unavailable after September 1, 2026.