--- title: Swagger UI Reviews meta\_title: 'Swagger UI Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 71 reviews by the users' company size, role or industry to find out how Swagger UI works for a business like yours. aggregate\_rating: rating\_value: 4.5 review\_count: 71 scale: '5' date\_modified: '2026-08-09' parent\_category: name: Development url: https://www.g2.com/categories/development --- # Swagger UI Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by Swagger UI but has limited features. Are you part of the Swagger UI team? [Upgrade your plan](https://sell.g2.com) to enhance your branding and engage with visitors to your profile! Swagger UI is an open-source tool that provides a user-friendly interface for visualizing and interacting with APIs. It automatically generates interactive API documentation from OpenAPI specifications, allowing developers and users to explore API endpoints, parameters, and responses directly within a web browser. This facilitates a better understanding of the API's functionality and streamlines the development and integration processes. Key Features and Functionality: - Interactive Documentation: Automatically generates and displays API documentation in an interactive format, enabling users to test API endpoints directly from the browser. - Real-Time API Exploration: Allows users to send requests and view responses in real-time, aiding in the validation and debugging of APIs. - Support for OpenAPI Specification: Fully supports OpenAPI Specification, ensuring compatibility and standardization across API documentation. - Customization Options: Offers various customization options to tailor the look and feel of the documentation to match branding requirements. - Client SDK Generation: Facilitates the generation of client libraries in multiple programming languages, simplifying the process of building API clients. Primary Value and Problem Solved: Swagger UI addresses the challenge of creating and maintaining up-to-date API documentation by automating the process and providing an interactive platform for API exploration. This enhances developer productivity, improves API consumer experience, and ensures that documentation remains synchronized with the API's implementation. By offering a standardized and user-friendly interface, Swagger UI simplifies the complexities associated with API integration and fosters better collaboration between development teams and API consumers. * * * Seller [SmartBear](https://www.g2.com/sellers/smartbear) Discussions [Swagger UI Community](https://www.g2.com/products/swagger-ui/discuss) Languages Supported English Solution Type Best-of-Breed Overview by Emily Duquette Show More ## Value at a Glance Averages based on real user reviews. ### Perceived Cost $$$$$ [ View More Pricing Information ](https://www.g2.com/products/swagger-ui/pricing) ## Top-Rated Alternatives [ ![MuleSoft Anypoint Platform](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "MuleSoft Anypoint Platform") MuleSoft Anypoint Platform 4.5/5(775) ](https://www.g2.com/products/mulesoft-anypoint-platform/reviews) [ ![Kong Konnect](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Kong Konnect") Kong Konnect 4.4/5(327) ](https://www.g2.com/products/kong-inc-kong-konnect/reviews) [ ![Postman](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Postman") Postman 4.6/5(1,800) ](https://www.g2.com/products/postman/reviews) [ View All Alternatives ](https://www.g2.com/products/swagger-ui/competitors/alternatives) ## User Insights Average based on 71 real user reviews. Perceived Cost $$$$$ [Log in to unlock pricing and user insights](/login) ## Swagger UI Integrations (2) What do users say about integrations? Integration information sourced from real user reviews. [ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") npm ](https://www.g2.com/products/npm/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") spring.io ](https://www.g2.com/products/spring-io/reviews) Show More ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI Verified User in Information Technology and Services Mid-Market (51-1000 emp.) 7/8/2026 "Swagger UI Makes Real-Time API Exploration Easy" 4/5 What do you like best about Swagger UI? Swagger UI is open source tool. Instead of having a document with static APIs we can use Swagger to play with APIs at real time Review collected by and hosted on G2.com. What do you dislike about Swagger UI? Its only to get the structure of API and that can be used for development purpose. Its not meant to be used for validation/testing purposes. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? The problem that Swagger UI solving for me is providing the structure of APIs before hitting the production system. I can get the exact API response structure using APIs present in Swagger UI. Review collected by and hosted on G2.com. Show More Our network of Icons are G2 members who are recognized for their outstanding contributions and commitment to helping others through their expertise.G2 Icon 7/9/2026 Current UserValidated ReviewerSource: G2 invite ![Gudimetla S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Gudimetla S.") GS Gudimetla S. SDET Small-Business (50 or fewer emp.) 10/2/2025 "A Must-Have for API Documentation" 4/5 What do you like best about Swagger UI? It perfectly bridges the gap between static documentation and practical testing. I can't think of another tool that lets you visualize an API's structure, understand its data models, and then execute requests against it—all from the same webpage. This feature alone makes it indispensable for anyone working with APIs, from new developers trying to understand a system to experienced engineers debugging an issue. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? If the underlying swagger.json or openapi.yaml file is incomplete, poorly formatted, or outdated, Swagger UI will simply display what's there—or even fail to load correctly. It doesn't magically fix bad documentation. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? It generates documentation directly from the API's machine-readable specification. As long as the specification file (openapi.json or .yaml) is kept up to date, the Swagger UI is always a true reflection of the API's current state. This means I'm always working with accurate and reliable information, saving me time and frustration from trying to decipher old documentation. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Shub C.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shub C.") SC Shub C. Software Developer Banking Mid-Market (51-1000 emp.) 8/18/2025 "Swagger" 4/5 What do you like best about Swagger UI? It is best used for the api management based on various hub connection. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? It can have better user experience and easy post and get method callings Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? Api management Review collected by and hosted on G2.com. Show More 8/20/2025 Current UserValidated ReviewerSource: Organic ![Kamleshkumar K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Kamleshkumar K.") KK Kamleshkumar K. Sr Consultant - QA Automation Computer Software Mid-Market (51-1000 emp.) 4/12/2021 "Easy API Testing with a Clean Interface" 4/5 What do you like best about Swagger UI? Swagger UI makes API testing simple and interactive. The clean interface allows me to explore endpoints, send requests, and view responses without needing extra tools. It also provides clear API documentation, making it easier to understand and test different functionalities. Overall, it’s a great time-saver for developers and testers. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? Swagger UI is great, but it can be slow when handling large APIs with many endpoints. Sometimes, complex request bodies are difficult to manage within the interface. It also lacks advanced testing features like automation and detailed response validation. While it's useful for quick API exploration, it could be more flexible for in-depth testing. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? As a Test Engineer, Swagger UI helps me quickly understand and validate API functionality without needing separate tools. It provides clear API documentation, allowing me to explore endpoints, send requests, and verify responses efficiently. This saves time in functional and regression testing, ensuring APIs work as expected. It also helps in collaboration with developers by making API testing more transparent and accessible. Review collected by and hosted on G2.com. Show More 2/24/2025 Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Insurance](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Insurance") AI Verified User in Insurance Enterprise (\> 1000 emp.) 1/9/2024 "My personal recommended UI tool for API documentation" 4/5 What do you like best about Swagger UI? The best thing I personally like about swagger the UI/UX. It has its own unique way of presenting the Rest API operation using unique colours for each of the operations (GET: blue, POST: green, PUT: yellow and DELETE: red). Also we can provide proper example of the schemas/structure for each type of error codes, which inturn helps user to understand the operations more easily Review collected by and hosted on G2.com. What do you dislike about Swagger UI? As far as I know I havent come across any major point that I have disliked. One of the minor point I've noticed is that if we havnt performed any operations for a long time, it is usually timedout. But the frontend user would not know and it just provides a 401 code without any extra validation. This misleads the user that he doesnt have the permission to perform the action. Instead we should just re-authenticate. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? As I have mentioned before, in our organization we use it to manage properties used for our cloud applications. Our Insurance suit app communtes using the rest apis and the same can be view by us directly in the swagger UI and modify the properties if necessary. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Shrikrishna k.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Shrikrishna k.") SK Shrikrishna k. Qaulity Assurance Engineer Information Technology and Services Mid-Market (51-1000 emp.) 1/25/2024 "Review Swagger UI" 3.5/5 What do you like best about Swagger UI? Swagger generates the smooth APIs to run the code this is the best part of the swagger. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? refreshing feature, I wouldn't say I like every time we need to refresh the swagger UI and enter data again and again Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? Swagger UI is used for API management and you can manage your API smoothly with other software like i.e. Postman. it is very efficient and time-consuming. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") II Verified User in Information Technology and Services Mid-Market (51-1000 emp.) 1/16/2024 "Best API documentation and Easy to Use" 4/5 What do you like best about Swagger UI? Swagger UI is good tool to document all your API's and also helps to share API's to other developers. Best part is easy to use and integrate with your tool. It also provides token for secure authentication whenever it requires. It is user friendly and even though you can customise it. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? As of now it is relevent and good nothing much to dislike swagger UI. One point i have noticed that it is logout if never used since long time. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? Its helps to manage api documentation and share with other as well. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Financial Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Financial Services") CF Verified User in Financial Services Small-Business (50 or fewer emp.) 1/18/2024 "Navigating Pros and Cons of Swagger-UI" 4/5 What do you like best about Swagger UI? The Swagger Editor provides an intuitive platform for designing API specifications, with real-time validation ensuring accuracy. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? the generated documentation pages sometimes appear overwhelming to some users due to the abundance of information and details presented. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? It streamlines the documentation process by offering a standardized way to describe and visualize RESTful APIs. The interactive features of Swagger UI allow developers to test API endpoints directly from the documentation, accelerating the development and testing phases. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI Verified User in Information Technology and Services Enterprise (\> 1000 emp.) 1/16/2024 "Documenting code with ease" 4/5 What do you like best about Swagger UI? you can easily embedd it with your code. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? The UI is not as per the latest UI standards. It should look more modern like POSTMAN api docs. Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? API testing can be easily done via swagger UI itself Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Karandeep S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Karandeep S.") KS Karandeep S. Associate engineer || technology Enterprise (\> 1000 emp.) 9/12/2023 "Switch to Postman" 4/5 What do you like best about Swagger UI? Swagger has more documentation option more descriptive than any other platform. Review collected by and hosted on G2.com. What do you dislike about Swagger UI? Using Swagger is not that efficient because its speed is very less compared to market competitor postman and the simplicity in the UI of postman is far better than Swagger Review collected by and hosted on G2.com. What problems is Swagger UI solving and how is that benefiting you? It can be used when we need definition of Api(s) but Postman is faster and better than Swagger Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: Organic ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. [ View More Pricing Information ](https://www.g2.com/products/swagger-ui/pricing) Swagger UI Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_7fb9e805d20c6067464b17139ad8cb7d/kong-inc-kong-konnect.png "Product Avatar Image") Kong Konnect 4.4/5(327) [ Compare Now ](https://www.g2.com/compare/kong-inc-kong-konnect-vs-swagger-ui) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_fd527e1fc777d9e31b2a28e8d3c959a4/postman.jpg "Product Avatar Image") Postman 4.6/5(1,800) [ Compare Now ](https://www.g2.com/compare/postman-vs-swagger-ui) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_91541061d7a6ccf564a2dde149187831/mulesoft-anypoint-platform.png "Product Avatar Image") MuleSoft Anypoint Platform 4.5/5(775) [ Compare Now ](https://www.g2.com/compare/mulesoft-anypoint-platform-vs-swagger-ui) ##### ##### Swagger UI Features API Construction API Testing API Security Orchestration API Management Traffic Control Logs/Documentation API Monitoring Data Integration App Integration Data Transformation Plugins Customization API Contracts [ View More Features ](https://www.g2.com/products/swagger-ui/features) ##### Categories on G2 [API Management](https://www.g2.com/categories/api-management)[API Documentation Management](https://www.g2.com/categories/api-documentation-management) ##### Explore More [Best tools for employee turnover prediction](https://www.g2.com/discussions/what-are-the-best-tools-for-employee-turnover-prediction)[Which energy management tools calculate ROI and demand response opportunities for facility budgets?](https://www.g2.com/discussions/which-energy-management-tools-calculate-roi-and-demand-response-opportunities-for-facility-budgets)[What is the top solution for processing high-volume invoices?](https://www.g2.com/discussions/what-is-the-top-solution-for-processing-high-volume-invoices) [What are the most popular RPA solutions for retail businesses?](https://www.g2.com/discussions/what-are-the-most-popular-rpa-solutions-for-retail-businesses)[Which apparel business management and ERP platforms integrate with e-commerce platforms, EDI systems and third-party partners without custom development?](https://www.g2.com/discussions/which-apparel-business-management-and-erp-platforms-integrate-with-e-commerce-platforms-edi-systems-and-third-party-partners-without-custom-development)[Pros and Cons Details](https://www.g2.com/products/swagger-ui/reviews?qs=pros-and-cons) [Show MoreShow Less](javascript:void(0);)