PromptMage is a Python framework that aims to streamline the development of complex, multi-step applications using large language models (LLMs). It offers a variety of features including a prompt playground, built-in version control, and an auto-generated API. Ideal for both small teams and large enterprises, PromptMage improves productivity and facilitates effective prompt testing and development. It can be deployed locally or on a server, making it accessible and manageable for diverse users.

Who will use PromptMage?

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Developers

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Researchers

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Organizations

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Small Teams

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Large Enterprises

How to use the PromptMage?

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Step1: Install PromptMage using 'pip install promptmage'.

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Step2: Create a new PromptMage instance and define your application flow.

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Step3: Use the @mage.step() decorator to create and connect steps within your flow.

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Step4: Set up your OpenAI client and run the flow using 'promptmage run flow.py'.

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Step5: Access the PromptMage interface at 'http://localhost:8000/gui/' to test and iterate your prompts.

Platform

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Web

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Linux

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Mac

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Windows

PromptMage's Core Features & Benefits

The Core Features

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Prompt Playground

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Version Control

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Auto-generated API

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Evaluation Mode

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Simple Setup

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Manual and Automatic Testing

The Benefits

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Quick deployment and setup

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Seamless collaboration

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Easy prompt testing and iteration

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Integrated version tracking

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Reliable performance assessment

PromptMage's Main Use Cases & Applications

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Complex multi-step applications

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Prompt testing

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LLM workflows

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Research projects

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Collaborative development

PromptMage's Pros & Cons

The Pros

Simplifies development of complex LLM applications with multi-step workflows

Integrated version control for prompts supports collaboration and iteration

Prompt playground enables rapid testing and refinement of prompts

Auto-generated FastAPI API facilitates easy integration and deployment

Evaluation modes for both manual and automatic prompt testing improve reliability

Self-hosted solution suitable for both small teams and large enterprises

The Cons

Currently in alpha state, features and API may change at any time

Potentially limited documentation and stability due to early development status

PromptMage's Pricing

Has free plan	No
Free trial details
Pricing model
Is credit card required	No
Paid from
Has lifetime plan	No
Billing frequency

For the latest prices, please visit: https://promptmage.io

FAQs of PromptMage

What is PromptMage?

How do I install PromptMage?

Can I run PromptMage locally?

What platforms does PromptMage support?

Is version control available in PromptMage?

Can I test my prompts using PromptMage?

What languages are supported by PromptMage?

Is there a GUI for PromptMage?

Can I use PromptMage with a remote backend server?

How can I contribute to PromptMage development?

PromptMage Company Information

Website:
Company Name: PromptMage
Support Email:
Facebook:
X(Twitter):
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Tiktok:
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Analytic of PromptMage

Visit Over Time

Monthly Visits

Avg Visit Duration

00:03:36

Page Per Visit

4.58

Bounce Rate

39.46%

Jun 2026 - Aug 2026 All Traffic

Geography

Top 1 Regions

Spain

100%

Jun 2026 - Aug 2026 Worldwide Desktop Only

Traffic Sources

Direct

36.30%

SearchOrganic

29.94%

Referrals

14.02%

SocialOrganic

6.02%

Mail

3.71%

DisplayAds

3.57%

SearchPaid

2.16%

Affiliate

2.04%

GenAi

1.51%

SocialPaid

0.73%

Jun 2026 - Aug 2026 Desktop Only

PromptMage Reviews

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5/5

PromptMage's Main Competitors and alternatives?

LangChain

PromptLayer

PromptMage