# Kong Insomnia Reviews **Vendor:** Kong Inc **Category:** [API Development Tools](https://www.g2.com/categories/api-development) **Average Rating:** 4.3/5.0 **Total Reviews:** 18 ## About Kong Insomnia Build APIs that work. Deliver high quality APIs through standards and collaboration with the Insomnia API development platform. Open Source API Client There is a reason developers love Insomnia. With our streamlined API client, you can quickly and easily send HTTP, REST, gRPC, GraphQL, Websockets, SOAP, and SSE requests directly within Insomnia. Native API design and mocking Build consistently reliable APIs with Insomnia. Validate OpenAPI specs through real-time linting and simulate functionality using secure mock servers — locally or in the cloud. Centralize and Automate Tests Create comprehensive API tests for every collection with pre-request and after-response scripting. Use the Collection Runner to execute unlimited test runs and detect any breaking changes. Use the Inso CLI to unlock CI/CD automation and integrate with your CI/CD process to build out an API testing pipeline. Accelerate development with AI With the AI Runner, available on all Insomnia plans, developers can write code once and easily consume all of the LLMs supported by the Kong AI Gateway. Develop APIs more efficiently and securely with AI semantic caching and key security guardrails available out-of-the-box. ## Kong Insomnia Pros & Cons **What users like:** - Users praise Kong Insomnia for its **effective API testing** capabilities, simplifying error log checks against requests. (1 reviews) - Users find Kong Insomnia to be an **easy-to-use platform** for testing APIs and reviewing error logs efficiently. (1 reviews) **What users dislike:** - Users find the **user interface cumbersome** , leading to challenges for new users and frustration with integrations. (2 reviews) - Users frequently experience **bug issues** like constant logouts and frustrating error messages, affecting their overall experience. (1 reviews) - Users often face **integration issues** with Kong Insomnia, including limited options and cumbersome Git support. (1 reviews) - Users face **learning difficulties** due to the unique UI of Kong Insomnia compared to other platforms. (1 reviews) - Users face **significant UX issues** with Kong Insomnia, including poor UI, logout problems, and frustrating error messages. (1 reviews) ## Kong Insomnia Reviews ### 1. Streamlines API Testing with Room for AI Enhancements **Rating:** 3.5/5.0 stars **Reviewed by:** Aakash S. | Sr. Technical Architect, Enterprise (> 1000 emp.) **Reviewed Date:** May 10, 2026 **What do you like best about Kong Insomnia?** I like that Kong Insomnia is easy to install and get started with. Being a part of the Kong family of products, it's particularly suitable when working on the Kong API Gateway, which makes many features easily available, like MCP and connectivity. **What do you dislike about Kong Insomnia?** Right now, it does not have any AI capabilities. API capabilities are there, but if you want to have a natural language conversation interface for your API testing, similar to Postman, those features are not there in Kong Insomnia. **What problems is Kong Insomnia solving and how is that benefiting you?** I use Kong Insomnia mainly for testing and sending HTTP requests effortlessly. It aids in API development and debugging, with a user-friendly interface. ### 2. Insomnia: Open Source, Secure, and Flawlessly Functional **Rating:** 5.0/5.0 stars **Reviewed by:** Yegor L. | Quality Assurance Consultant, Enterprise (> 1000 emp.) **Reviewed Date:** March 11, 2026 **What do you like best about Kong Insomnia?** Insomnia is great for multiple reasons. Most of them are open source, security and flawless functionality. **What do you dislike about Kong Insomnia?** Some UI elements and components can not be collapsed, which limits user navigation on smaller screens. **What problems is Kong Insomnia solving and how is that benefiting you?** Testing the functionality of API's, storing collections, and the history of the responses. ### 3. Efficient for API Testing, But Expensive **Rating:** 4.5/5.0 stars **Reviewed by:** Carlos S. | CPO, Small-Business (50 or fewer emp.) **Reviewed Date:** December 13, 2025 **What do you like best about Kong Insomnia?** I like the ease of use and collaboration in Kong Insomnia. I find it very agile and it has shortcuts that make it efficient for testing internal APIs or when I'm doing an integration. **What do you dislike about Kong Insomnia?** The price is a bit high for what they offer, which is just sharing; there are no open-source options. **What problems is Kong Insomnia solving and how is that benefiting you?** I use Kong Insomnia to test internal APIs, it is efficient and easy to use, with shortcuts that speed up the work. ### 4. Senior Software Engineer **Rating:** 3.5/5.0 stars **Reviewed by:** Verified User in Banking | Enterprise (> 1000 emp.) **Reviewed Date:** September 30, 2025 **What do you like best about Kong Insomnia?** One of the best platform to do testing of APIs and check the error logs against request **What do you dislike about Kong Insomnia?** UI is bit different the other platforms so new user getting difficulties **What problems is Kong Insomnia solving and how is that benefiting you?** Testing, managing Tokens, check running apis logs in easy way ### 5. Really horrendous product **Rating:** 0.5/5.0 stars **Reviewed by:** Verified User in Computer Software | Small-Business (50 or fewer emp.) **Reviewed Date:** April 14, 2025 **What do you like best about Kong Insomnia?** Not anything in particular comes to mind **What do you dislike about Kong Insomnia?** - Way too limited org options - Continously logged out and forced to reenable various crap - Error messages are terrible and clearly not thought of - e.g. json parse errors in requests - Bad UI - Bad and cumbersome git integrations **What problems is Kong Insomnia solving and how is that benefiting you?** Mimiccing api clients ### 6. Manual API testing Tool **Rating:** 3.5/5.0 stars **Reviewed by:** Sumit T. | Product Verification Engineer, Small-Business (50 or fewer emp.) **Reviewed Date:** April 18, 2024 **What do you like best about Kong Insomnia?** Simple to use for the Fresher and learn about Rest APIs Some times Postman is confusing while using for Pre Test and Tests No extra steps or confusion. **What do you dislike about Kong Insomnia?** We cannot create Automation suite or write tests like we can do it on Postman. Websocket support is not available. Mocking is also not allowed **What problems is Kong Insomnia solving and how is that benefiting you?** I manual testing the API using Kong. Unlike Postman, I don't have to register the my self to use the functionalities. All the API Json suites created in the Postman can be imported in Insomainia ### 7. Insomnia great tool to use **Rating:** 5.0/5.0 stars **Reviewed by:** Krishna S. | Senior Software Engineer, Consulting, Mid-Market (51-1000 emp.) **Reviewed Date:** June 06, 2024 **What do you like best about Kong Insomnia?** I am using insomnia in my current project so have my workflow i.e kong deplyment. I have created collection and multiple test cases in insomnia and then connect it with git to pass all the test cases and it work smoothly I realy like this functionality of insomnia. We can easily implemen multiple test cases. **What do you dislike about Kong Insomnia?** kong insomnia is not very much scalable. **What problems is Kong Insomnia solving and how is that benefiting you?** Directly run test cases with the help of pipeline. ### 8. The API swiss tool **Rating:** 4.5/5.0 stars **Reviewed by:** Carlos V. | CTO, Entertainment, Small-Business (50 or fewer emp.) **Reviewed Date:** August 23, 2023 **What do you like best about Kong Insomnia?** It is open source and it is well documented. Has good coverage of different authentication modes, and environment variables. One of the best things is the code generation for the calls. **What do you dislike about Kong Insomnia?** To unlock some features, like team collaboration, you need to have a paid plan. **What problems is Kong Insomnia solving and how is that benefiting you?** It is possible to automate certain repetitive tasks, like get aouth in a site and then do more calls with the provided authtoken. This is very useful when trying to inegrate with a third party AIP. I can share with my coworkers the API calls in order to test or develop. ### 9. A Strong Tool with Some Room for Development **Rating:** 4.0/5.0 stars **Reviewed by:** Zin M. | Mid-Market (51-1000 emp.) **Reviewed Date:** August 29, 2023 **What do you like best about Kong Insomnia?** I think it very easy to use like for create and save workspace , import and export requests and to debug requests.And Insomnia supported a wide range of features, including REST, GraphQL, and SOAP requests, which made it a versatile tool that I could use for a variety of projects. **What do you dislike about Kong Insomnia?** I think the documentation is not as comprehensive as I would like so that is too difficult to find information I need.And the application's performance can be slow when i working with l requests. **What problems is Kong Insomnia solving and how is that benefiting you?** I worked with Insomnia for sometimes . It help me to reduce waste of time on APIs so my job has become considerably simpler and more effective as a result.The best thing is Insomnia is support for debug requests. ### 10. Clean and peaceful user interface **Rating:** 5.0/5.0 stars **Reviewed by:** Alberto G. | Software Engineer, Computer Software, Small-Business (50 or fewer emp.) **Reviewed Date:** May 11, 2023 **What do you like best about Kong Insomnia?** What I most like about Insomnia is its user interface. You don't feel burdened by hundreds of options or buttons. Most things are easy to find, and the distribution of Request's List, Request Body, and Response Body are lovely and understandable, especially on small screens. **What do you dislike about Kong Insomnia?** What I dislike about Insomnia is that it doesn't have a free tier and doesn't support as much automation as Postman. Apart from that, it is an excellent REST client. **What problems is Kong Insomnia solving and how is that benefiting you?** I have used it for about five years and still love it. I used it to test and debug APIs, to group my resources, and export them so I could import them later. I used it to share the collections with other programmers, but that company stopped paying for it because not many people used it. ### 11. Good for delevopers **Rating:** 5.0/5.0 stars **Reviewed by:** Emilio T. | Senior Full Stack Web Developer - Remote, Small-Business (50 or fewer emp.) **Reviewed Date:** August 24, 2023 **What do you like best about Kong Insomnia?** It's simple and intuitive to use and it help a lot in the coding flow **What do you dislike about Kong Insomnia?** nothing yet, every thing are good for now **What problems is Kong Insomnia solving and how is that benefiting you?** Avoid to use the frond end or skip some process to focus in endpoits only ### 12. It is an excellent lightweight API Rest and GraphQL client **Rating:** 5.0/5.0 stars **Reviewed by:** Andres H. | Development Team Lead, Mid-Market (51-1000 emp.) **Reviewed Date:** December 12, 2022 **What do you like best about Kong Insomnia?** It is lightweight, and the user interface is very clean, and not as crowded as user interfaces in other API clients. I have liked it since I watched it for the first time. **What do you dislike about Kong Insomnia?** It would be cool if it has automatic API testing or a better Documentation module. The current Docs tab is just a Description field. It would be cool if it were similar to Postman or Readme.io. In the company where I am working, this was the problem of why the company decided not to continue with Insomnia. It was nice to share collections, but we needed documentation. **What problems is Kong Insomnia solving and how is that benefiting you?** Smooth API manual testing. I use it to confirm that the APIs that I code are working as expected. I check the response, I can use the nice filter located in the down-right side of the screen to look for the keys that I need in the response. ### 13. Great for API testing and developing policies **Rating:** 5.0/5.0 stars **Reviewed by:** Mahendra B. | Associate Software Engineer, Enterprise (> 1000 emp.) **Reviewed Date:** June 05, 2023 **What do you like best about Kong Insomnia?** The best thing about Insomnia is it's user friendly interface. It's not complex set of things and new users also can easily understand. I can have multiple group of sub projects which helps me in microservices environment. **What do you dislike about Kong Insomnia?** There is nothing much to dislike about Insomnia. But in the market there very good competetion from other applications like postman. **What problems is Kong Insomnia solving and how is that benefiting you?** When working in microservices we need to develop policies for the gateway servers. The Insomnia supports a wide variety of programming languages and the UI is also very good. This saves me lot of time unilike other applications. ### 14. Review for insomnia **Rating:** 4.5/5.0 stars **Reviewed by:** Darshan M. | Software Developer, Computer Software, Small-Business (50 or fewer emp.) **Reviewed Date:** November 23, 2022 **What do you like best about Kong Insomnia?** I used insomnia last 2 years and I love to use this tool as a rest API test and call API. I can easily and quickly send REST, and SOAP requests within these tools. UI of this tool is built as an easy to understand what I have to do next. I get what is expected from the API tool. **What do you dislike about Kong Insomnia?** The dislike part about insomnia is this tool is used by some software developers only. Several times I had to send another tool proof to my client as they did not use insomnia. The community is small and taking time to get the answer from them. **What problems is Kong Insomnia solving and how is that benefiting you?** Insomnia solves the problem of sending the API call and providing a good and understandable response from the API also I used insomnia last 2 years and I really enjoy with this tools. ### 15. Insomnia review **Rating:** 5.0/5.0 stars **Reviewed by:** Verified User in Accounting | Enterprise (> 1000 emp.) **Reviewed Date:** August 29, 2023 **What do you like best about Kong Insomnia?** Build APIs that work. Deliver high quality APIs through standards and collaboration with the Insomnia API design platform. Open Source API Client **What do you dislike about Kong Insomnia?** Some times it is hanging which is recovering after 10 to 15 seconds **What problems is Kong Insomnia solving and how is that benefiting you?** you can quickly and easily send REST, SOAP, GraphQL, and GRPC requests directly within Insomnia. Design APIs using OpenAPI Catch issues earlier, centralize standards, integrate with your CI/CD process ### 16. Good tool to do API operations **Rating:** 4.0/5.0 stars **Reviewed by:** Verified User in Information Technology and Services | Mid-Market (51-1000 emp.) **Reviewed Date:** July 27, 2023 **What do you like best about Kong Insomnia?** Multiplt protocol support. Interface is user friendly. Auto completion. Syntax highlither. Collabaration support. Varibles support (global, local support). Quick requestcreation. **What do you dislike about Kong Insomnia?** Less documentation. Only support but not SOAP etc., **What problems is Kong Insomnia solving and how is that benefiting you?** Making API testing easy across multiple environments by just switching the environment. ### 17. Excellent, lightweight, beautiful and feature rich API Client **Rating:** 5.0/5.0 stars **Reviewed by:** Saqib A. | Assistant Manager, Enterprise (> 1000 emp.) **Reviewed Date:** January 09, 2023 **What do you like best about Kong Insomnia?** I have been using it for approx three (3) years. It has a beautiful UI that is feature-rich. It supports REST and GraphQL. It even has a feature to filter the results received. **What do you dislike about Kong Insomnia?** It fulfills my requirements. There is not much to dislike. The only issue is that not too many people use it, so if I share the APIs with new team members, I also need to tell them about it. **What problems is Kong Insomnia solving and how is that benefiting you?** It is an API client. I use it to test my APIs; therefore, dependency on front-end developers is removed. I can independently code and debug my API. If a new team member joins, I can easily export the APIs and share them. ### 18. Reviewing insomnia tool which is very good tool for testing Restful applications **Rating:** 5.0/5.0 stars **Reviewed by:** sudhir p. | Senior Technology Analyst, Enterprise (> 1000 emp.) **Reviewed Date:** January 01, 2023 **What do you like best about Kong Insomnia?** The performances of tool is very good. Its check all the parameters of interfaces like security,reliability,functionality etc. Its able to test the endpoints also. It is cross platform framework which is very cool. **What do you dislike about Kong Insomnia?** Its not complete free. Unnecessary so much plugins are there which is very confusing some time. Postman is ease to use as compare to this framework. Sometimes cookies management is difficult. **What problems is Kong Insomnia solving and how is that benefiting you?** Its help to test the GraphQl code. Its help to connect with BI tools. It is ensuring while testing no data loss. Able to monitor all the activities which is happening in pipeline. Automation of mapping the data to destination schema - [View Kong Insomnia pricing details and edition comparison](https://www.g2.com/products/kong-insomnia/reviews?section=pricing&secure%5Bexpires_at%5D=2026-05-15+17%3A10%3A11+-0500&secure%5Bsession_id%5D=4b7e64ad-0c04-4224-93a5-ff590f453e56&secure%5Btoken%5D=2aa3d78e32ebbab1d76f9c467c71482191fe283ea34d29596dbde706a3996816&format=llm_user) ## Kong Insomnia Features **Development** - API Testing - Data Security - Orchestration - Scalability **Collaboration** - Design Management - Access Control - Visibility ## Top Kong Insomnia Alternatives - [Postman](https://www.g2.com/products/postman/reviews) - 4.6/5.0 (1,720 reviews) - [Stoplight](https://www.g2.com/products/stoplight/reviews) - 4.4/5.0 (333 reviews) - [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews) - 4.5/5.0 (615 reviews)