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Description
LangFast is a streamlined prompt testing platform aimed at product teams, prompt engineers, and developers working with large language models. It offers immediate access to a customizable prompt playground without requiring signup, making prompt experimentation quick and hassle-free. Users can create, test, and share prompt templates using Jinja2 syntax, while receiving real-time raw outputs directly from the LLM, avoiding complicated API layers. This reduces the friction typically associated with manual prompt testing, allowing teams to validate and iterate faster. Developed by a team experienced in scaling AI SaaS products to millions of users, LangFast provides full control over the prompt development lifecycle. The platform also fosters improved team collaboration by enabling easy sharing and iteration. Its pay-as-you-go pricing ensures users only pay for what they use, keeping budgets under control. LangFast is ideal for teams seeking a flexible, cost-effective solution for prompt engineering.
Description
Prompt Genie serves as a supportive AI prompt assistant aimed at helping users of generative AI tools, such as ChatGPT, Claude, and Gemini, to formulate precise, impactful, and contextually rich "Super Prompts" from vague or unrefined ideas. Accessible as both a web platform and a Chrome browser extension, it allows users to input a basic idea, like "create a blog draft on X" or "develop ad copy for product Y," and promptly transforms it into a structured prompt that enhances AI performance. By utilizing various prompt-enhancement algorithms, Prompt Genie enriches the input with clarity, depth, tone, and context, significantly reducing the trial-and-error process often encountered when engaging with AI. In addition to its prompt creation capabilities, the platform features a prompt library, enabling users to save, tag, and organize their preferred prompts for future use, build a personalized prompt archive, and share prompts seamlessly with colleagues or clients to ensure consistency across projects. This functionality not only streamlines the creative process but also fosters collaboration and efficiency in AI-driven tasks.
API Access
Has API
API Access
Has API
Screenshots View All
No images available
Integrations
AI21 Studio
Amazon Web Services (AWS)
ChatGPT
Claude
Gemini
Google Chrome
Grok
Llama
Meta AI
Midjourney
Integrations
AI21 Studio
Amazon Web Services (AWS)
ChatGPT
Claude
Gemini
Google Chrome
Grok
Llama
Meta AI
Midjourney
Pricing Details
$60 one time
Free Trial
Free Version
Pricing Details
$8.33 per month
Free Trial
Free Version
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Vendor Details
Company Name
Langfa.st
Founded
2025
Country
United States
Website
langfa.st/new
Vendor Details
Company Name
Prompt Genie
Country
Canada
Website
www.prompt-genie.com