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What is SpellPrints?

SpellPrints empowers creators to develop and profit from generative AI-driven applications. It offers a comprehensive toolkit that includes access to more than 1,000 AI models, user interface components, payment solutions, and prompt chaining functionalities. This streamlined approach enables prompt engineers to effectively convert their expertise into viable business ventures. Creators can easily adapt prompts or AI models into apps that can be monetized and shared through both user interfaces and APIs. Additionally, we are establishing a dual ecosystem that serves as both a platform for developers and a marketplace for users to discover and utilize these innovative applications. This initiative not only fosters creativity but also enhances collaboration within the tech community.

What is LangFast?

LangFast is a lightweight yet powerful prompt testing platform tailored for product teams, prompt engineers, and developers working extensively with large language models (LLMs). Offering instant, no-signup access to a fully customizable prompt playground, it simplifies the creation and testing of prompt templates using Jinja2 syntax. Users can see real-time raw outputs directly from the LLM without any API abstractions, enabling precise control and immediate feedback. By eliminating manual testing friction, LangFast allows teams to validate prompts, iterate rapidly, and collaborate more effectively on prompt development projects. Created by a team with a proven track record of scaling AI SaaS platforms to over 15 million users, the platform emphasizes control and scalability. LangFast supports seamless sharing of prompt templates, making teamwork intuitive and efficient. Its simple pay-as-you-go pricing model ensures cost predictability and accessibility for teams of all sizes. The platform’s clean and lightweight design means it can be integrated easily into existing workflows without overhead. LangFast empowers teams to accelerate innovation in prompt engineering while managing expenses effectively. This makes it an ideal choice for organizations looking to enhance their AI-driven product development with flexible and transparent prompt testing.

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Media

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Integrations Supported

Additional information not provided

Integrations Supported

Additional information not provided

API Availability

API Availability

Pricing Information

Pricing not provided
Free Version

Pricing Information

$60 one time
Free Trial Offered?

Supported Platforms

SaaS

Supported Platforms

SaaS

Customer Service / Support

Standard Support
Web-Based Support

Customer Service / Support

Not specified

Training Options

Online Training

Training Options

Not specified

Company Facts

Organization Name

SpellPrints

Date Founded

2023

Company Website

spellprints.com

Company Facts

Organization Name

Langfa.st

Date Founded

2025

Company Location

United States

Company Website

langfa.st/new

Categories and Features

Prompt Engineering

Not specified

Categories and Features

Prompt Engineering

Not specified

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