Insomnia free tier includes Open-source API client for designing and testing REST, GraphQL, gRPC, WebSocket, and SSE APIs… Verified November 2026.
Source states a free price: The page we cite for Insomnia states in words that it is free, which confirms the price.
Insomnia's free tier offers Open-source API client for designing and testing REST, GraphQL, gRPC, WebSocket, and SSE APIs… It's stable — zero pricing changes recorded.
Open-source API client for designing and testing REST, GraphQL, gRPC, WebSocket, and SSE APIs. Local-first with Git sync and optional cloud storage. No account required for local testing. Desktop app for Mac/Linux/Windows. Free tier includes unlimited projects and collection runner
Open-source and free tier: Git Sync for 3 Native Git/Filesystem CLI MCP Clients Unlimited Projects Unlimited collection runner Free HTTP, gRPC, GraphQL, Socket.io, WSS + SSE No login ever required for Scratch Pad
No recorded pricing changes for Insomnia. This is a good sign — stable pricing.
We do not push notifications. Every change we record is readable the moment it lands, and the JSON answer carries an ETag — send it back as If-None-Match and an unchanged answer costs one 304.
curl https://agentdeals.dev/api/changes?vendor=Insomnia
curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=Insomnia