Last updated March 25, 2026
Insomnia
Open SourceOpen-source API client with AI features for REST, GraphQL, and gRPC development
Best for: API developers wanting an open-source desktop API client with AI assistance
Target Audience
API developers
Overview
Insomnia is an open-source API client for REST, GraphQL, and gRPC with AI features for generating requests, debugging responses, and managing API collections.
Key Features
Integrations
Pros
- Open-source core
- Good for multiple protocols
- Plugin system
- Clean interface
Cons
- Less popular than Postman
- Desktop-only mostly
- Cloud features need paid
- Plugin ecosystem smaller
Quick Facts
- Pricing
- Freemium
- Starting Price
- Free / $5/user/month (Individual)
- Category
- Ai Api Development
Pricing Details
Free basic. Individual $5/user/mo. Team $12/user/mo. Enterprise $25/user/mo.
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