Software Alternatives, Accelerators & Startups

Postman VS OpenAI

Compare Postman VS OpenAI and see what are their differences

Postman logo Postman

The Collaboration Platform for API Development

OpenAI logo OpenAI

GPT-3 access without the wait
  • Postman Landing page
    Landing page //
    2021-07-23
  • OpenAI Landing page
    Landing page //
    2023-07-29

Postman

Pricing URL
-
$ Details
Platforms
Windows Mac OSX Linux

Postman features and specs

  • User-Friendly Interface
    Postman features an intuitive and user-friendly interface that simplifies the process of constructing API requests and visualizing responses. This makes it accessible for both beginners and advanced users.
  • Collaboration
    Postman offers robust collaboration features, such as shared workspaces, collections, and real-time editing, enabling teams to work together more efficiently on API development.
  • Comprehensive Testing Tools
    Postman provides a suite of testing tools to create, automate, and manage test cases. It supports automated testing through its scripting environments, which ensure APIs perform as expected.
  • Extensive API Documentation
    Postman can automatically generate comprehensive API documentation, making it easier to maintain and share API specifications with stakeholders and other developers.
  • Mock Servers
    Postman allows users to create mock servers to simulate API responses. This is particularly useful for testing and development purposes when the actual API is not yet available.
  • Integration Capabilities
    Postman offers integrations with various CI/CD tools, version control systems, and other services like Jenkins, GitHub, and Slack, facilitating seamless integration into development workflows.

Possible disadvantages of Postman

  • Resource Intensive
    Postman can sometimes be resource-intensive, consuming substantial memory and CPU, which can impact the performance of your system, especially when dealing with large collections.
  • Steep Learning Curve for Advanced Features
    While Postman is generally user-friendly, some of its advanced features, like scripting and automation, can have a steep learning curve and might require additional effort to master.
  • Pricing
    Although Postman offers a free tier, many of its advanced features, such as enhanced collaboration tools and extended integrations, are locked behind paid plans, which may not be cost-effective for smaller teams or individual developers.
  • Dependency on Internet
    Some of Postman's features, particularly those related to collaboration and synchronization, require a stable internet connection, which can be a limitation in environments with poor connectivity.
  • Limited Native Support for Certain Protocols
    Postman primarily focuses on HTTP/HTTPS protocols and may offer limited or no native support for other protocols, which can be restricting for developers working with diverse sets of technologies.

OpenAI features and specs

  • Advanced AI Research
    OpenAI is at the forefront of artificial intelligence research, consistently delivering cutting-edge technology and tools that push the boundaries of what AI can achieve.
  • User-Friendly Tools
    OpenAI offers user-friendly interfaces, such as APIs and platforms like GPT-3, which allow developers of varying skill levels to integrate advanced AI solutions into their applications.
  • Broad Application Scope
    The AI models developed by OpenAI can be implemented across diverse fields such as healthcare, finance, education, and more, making them versatile and widely useful.
  • Commitment to Safety
    OpenAI places a strong emphasis on ensuring the safety of AI technologies, conducting rigorous research and establishing guidelines to mitigate potential risks associated with AI development and deployment.
  • Strong Community and Ecosystem
    OpenAI fosters a collaborative community of researchers, developers, and businesses, providing ample resources, documentation, and support to encourage innovation and sharing of knowledge.

Possible disadvantages of OpenAI

  • High Cost
    Access to advanced models, like GPT-3, can be expensive, potentially limiting availability to larger organizations or those with significant budgets, which may exclude smaller businesses or independent developers.
  • Ethical Concerns
    There are ongoing ethical debates regarding the use of AI technologies developed by OpenAI, including concerns about bias, job displacement, and the potential misuse of AI in harmful ways.
  • Data Privacy
    Implementing AI solutions often involves handling sensitive data, raising concerns about data privacy and how user information is managed and protected within the OpenAI ecosystem.
  • Resource Intensive
    Running and maintaining advanced AI models typically requires significant computational resources, making it challenging for organizations without access to large-scale infrastructure.
  • Dependence on Internet Connectivity
    Many of OpenAI's tools and services are cloud-based, necessitating reliable internet access for optimal functioning, which may be a limiting factor in areas with poor connectivity.

Postman videos

POST/CON 2018 workshop in review: Running Postman Collections

More videos:

  • Review - POST/CON 2018 workshop in review: Postman Collections
  • Tutorial - How to Share Postman Collections

OpenAI videos

OpenAI GPT-3 - Good At Almost Everything! 🤖

More videos:

  • Review - I Just Got Access to OpenAI Beta – Here's what happened
  • Review - OpenAI codes my website in 152 WORDS! First look at OpenAI Codex

Category Popularity

0-100% (relative to Postman and OpenAI)
API Tools
100 100%
0% 0
AI
0 0%
100% 100
APIs
100 100%
0% 0
Productivity
0 0%
100% 100

User comments

Share your experience with using Postman and OpenAI. For example, how are they different and which one is better?
Log in or Post with

Reviews

These are some of the external sources and on-site user reviews we've used to compare Postman and OpenAI

Postman Reviews

Top 20 Open Source & Cloud Free Postman Alternatives (2024 Updated)
As the digital landscape evolves, the significance of APIs (Application Programming Interfaces) has surged, facilitating seamless communication between various software applications. Postman has been a leading tool in this space, offering a comprehensive platform for API development, testing, and documentation. However, recent shifts in its pricing model and user experience...
Source: medium.com
Best Postman Alternatives To Consider in 2025
- Focus on specific needs: Does the tool excel at SOAP APIs or cater to microservices? - Resource usage: Does it handle complex projects without impacting system performance? - Script reusability: Does it allow for efficient code sharing across projects?3. Is Postman the best API tool?Not all-encompassing. While Postman is powerful, the "best" tool depends on your specific...
Postman Alternatives for API Testing and Monitoring
Some engineers turn to Postman for API testing and monitoring needs. However, Postman is a costly and limited solution. QA, DevOps and other engineers may find it lacks capabilities that can answer their needs. In this blog post, we provide 12 Postman alternatives built for the enterprise.
Beeceptor vs Postman
You cannot download request log. Although, you can use Postman APIs to query and retrieve.
Source: beeceptor.com
Top 15 MuleSoft Competitors and Alternatives
Postman is an API platform with the world’s largest public API hub that helps developers design, build, test, and iterate APIs. In 2022, Postman served over 20 million developers and 500,000 organizations.

OpenAI Reviews

Top 31 ChatGPT alternatives that will blow your mind in 2023 (Free & Paid)
OpenAI is an artificial intelligence research laboratory consisting of the for-profit corporation OpenAI LP and its parent company, the non-profit organization OpenAI Nonprofit. OpenAI is driven by the goal of advancing digital intelligence in the way that is most likely to benefit humanity as a whole, unconstrained by a need to generate a financial return. The team at...
Source: writesonic.com

Social recommendations and mentions

Based on our record, OpenAI seems to be a lot more popular than Postman. While we know about 366 links to OpenAI, we've tracked only 30 mentions of Postman. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Postman mentions (30)

  • Best API Mocking Platforms in 2024
    Postman (postman.com) is a comprehensive API platform that goes beyond mocking, offering a full suite for API development, testing, and monitoring. With its mock server feature, Postman enables teams to simulate responses for various endpoints, making it a popular choice for end-to-end API management. - Source: dev.to / 6 months ago
  • 10 Best API Mocking Tools (2024 Review)
    Postman is a widely used tool for API testing and interaction. Its "Mock Servers" feature lets you create a mock version of your API, returning specific responses for testing. While useful, Postman may lack advanced mock server management features compared to other tools. - Source: dev.to / 6 months ago
  • The 3 Best Tools for API Design for Software Architects
    Postman is a widely adopted tool for API design and development, offering an intuitive interface for creating, testing, and documenting APIs. It simplifies the API design process, allowing architects to quickly prototype and refine their designs. - Source: dev.to / 10 months ago
  • How to use ApyHub to Build a Serverless Function in NodeJs?
    Once deployed, thoroughly test your serverless function to confirm it behaves as expected. Invoke the function manually from the cloud platform’s console or use tools like Postman, Apidog, or Fusion ( Fusion is ApyHub’s own API Client ) to test HTTP-triggered functions. Ensure the function executes correctly and handles errors gracefully. - Source: dev.to / about 1 year ago
  • Mastering Microservices: A Hands-On Tutorial with Node.js, RabbitMQ, Nginx, and Docker
    To test the API endpoints, you can use Postman. Download and install Postman from Postman's official website. - Source: dev.to / over 1 year ago
View more

OpenAI mentions (366)

  • Build Code-RAGent, an agent for your codebase
    The only thing left to do then was to build something that could showcase the power of code ingestion within a vector database, and it immediately clicked in my mind: "Why don't I ingest my entire codebase of solved Go exercises from Exercism?" That's how I created Code-RAGent, your friendly coding assistant based on your personal codebases and grounded in web search. It is built on top of GPT-4.1, powered by... - Source: dev.to / 18 days ago
  • Discover the Best HTML Code Generator for Web Development
    If you just need a quick and accessible start to your projects, you can use online HTML generators. These include online HTML editor demos and even AI-powered LLMs like ChatGPT. To get started, visit the site of your preferred online editor. - Source: dev.to / 23 days ago
  • Building a Full-Stack AI Chatbot with FastAPI (Backend) and React (Frontend)
    OpenAI's GPT Models: Powerful and versatile, capable of generating human-like text. https://openai.com/. - Source: dev.to / 26 days ago
  • When AI Model Upgrades No Longer Excite Us—What Surprises Are Still in Store?
    This morning, like any other, I scrolled through my phone the moment I woke up. One headline caught my eye: ​OpenAI releases a new model​. Well, I thought, there’s this week’s content topic sorted. - Source: dev.to / 29 days ago
  • OpenAI Unveils o3 and o4-mini: Pioneering AI Models Elevate Reasoning Capabilities
    April 17, 2025: OpenAI has introduced two groundbreaking AI models on Wednesday, o3 and o4-mini, marking a significant advancement in artificial intelligence reasoning capabilities. These models are designed to enhance performance in complex tasks, integrating visual comprehension and advanced problem-solving skills. - Source: dev.to / 30 days ago
View more

What are some alternatives?

When comparing Postman and OpenAI, you can also consider the following products

Insomnia REST - Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

ChatGPT - ChatGPT is a powerful, open-source language model.

MuleSoft Anypoint Platform - Anypoint Platform is a unified, highly productive, hybrid integration platform that creates an application network of apps, data and devices with API-led connectivity.

Awesome ChatGPT Prompts - Game Genie for ChatGPT

DreamFactory - DreamFactory is an API management platform used to generate, secure, document, and extend APIs.

Writesonic - If you’ve ever been stuck for words or experienced writer’s block when it comes to coming up with copy, you know how frustrating it is.