Insomnia
An AI-native API collaboration platform with native Kong Konnect integration.
Insomnia is a collaborative API development platform supporting REST, GraphQL, gRPC, and WebSocket protocols. It enables developers to design, mock, test, and debug APIs with AI-native capabilities.
| Best for | API developers |
| Website | insomnia.rest |
Company facts
| Social profiles | X |
Facilities and features
- Published pricing
- Free plan
- API
- Integrations
- Single sign-on
- SOC 2
What stands out
The product offers unlimited projects and collection runs on its free tier.
“Git Sync for 3 Native Git/Filesystem CLI MCP Clients Unlimited Projects Unlimited collection runner”Insomnia, own website
Insomnia allows users to work entirely offline using local storage for collections.
“Work entirely offline with local storage for collections, designs, and tests, backed up and recoverable on your machine.”Insomnia, own website
Strengths and trade-offs
- The product offers unlimited projects and collection runs on its free tier.
- Insomnia allows users to work entirely offline using local storage for collections.
Appears in
Best API testing tools
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Karate DSL96.03
Speedscale96.0RANKINGfull ranking →SOFTWAREVERIFIEDOpen-source API testing tools
1Karate DSL96.02Insomnia92.03
BrowserStack90.0RANKINGfull ranking →How Insomnia ranks
#7 in Best API testing tools
How the score is made up: Evidence on its own site 20; How complete its published information is 16; Fit to this ranking's criteria 40; Buying information on its own site 16.
“Automated API testing at Scale Run unlimited collection tests with pre- and post-request scripting to build sophisticated workflows,”Insomnia, own website
#2 in Open-source API testing tools
How the score is made up: Evidence on its own site 20; How complete its published information is 16; Fit to this ranking's criteria 40; Buying information on its own site 16.
“Automated API testing at Scale Run unlimited collection tests with pre- and post-request scripting to build sophisticated workflows,”Insomnia, own website
“Open-source and free tier: Git Sync for 3 Native Git/Filesystem CLI MCP Clients Unlimited Projects Unlimited collection runner”Insomnia, own website
Alternatives to Insomnia
| Karate DSL Unified API, UI and AI test automation | #1 in Open-source API testing tools | 96.0 |
| BrowserStack Live browser testing and continuous testing platform | #3 in Open-source API testing tools | 90.0 |
 KongCloud-native API gateway and connectivity platform | #4 in Open-source API testing tools | 90.0 |
 BrunoOpen-source API client with Git-native workflows and local-first security. | #5 in Open-source API testing tools | 88.0 |
 SoapUIThe simplest and easiest way to begin your API testing journey | #6 in Open-source API testing tools | 88.0 |
 HoppscotchOpen source API development ecosystem | #7 in Open-source API testing tools | 80.0 |
Questions about Insomnia
Who is Insomnia best for?
Insomnia is best for API developers.
Where does Insomnia rank?
Insomnia is ranked #2 in Open-source API testing tools (Lister Score 92.0) and #7 in Best API testing tools (Lister Score 92.0).
What are the best alternatives to Insomnia?
The closest alternatives on Lister are Karate DSL (#1 in Open-source API testing tools), BrowserStack (#3 in Open-source API testing tools) and Kong (#4 in Open-source API testing tools).
Is this your company?
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