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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

Enable both technical and non-technical teams to efficiently test your LLM applications and deliver dependable products more swiftly. Speed up the LLM application development process to as little as 45 days. Foster collaboration between teams with an intuitive and user-friendly interface. Achieve complete insight into your LLM application's performance through extensive test coverage. Ottic seamlessly integrates with the tools utilized by your QA and engineering teams, requiring no additional setup. Address any real-world testing scenario and create a thorough test suite. Decompose test cases into detailed steps to identify regressions within your LLM product effectively. Eliminate the need for hardcoded prompts by creating, managing, and tracking them with ease. Strengthen collaboration in prompt engineering by bridging the divide between technical and non-technical team members. Execute tests through sampling to optimize your budget efficiently. Analyze failures to enhance the reliability of your LLM applications. Additionally, gather real-time insights into how users engage with your app to ensure continuous improvement. This proactive approach equips teams with the necessary tools and knowledge to innovate and respond to user needs swiftly.

API Access

Has API

API Access

Has API

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Integrations

GitHub
Jira
Slack
Zapier

Integrations

GitHub
Jira
Slack
Zapier

Pricing Details

$60 one time
Free Trial
Free Version

Pricing Details

No price information available.
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

Ottic

Country

United States

Website

ottic.ai/

Product Features

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Alternatives

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