Best AI Tools for API Development & Testing

Design, build, test, and document APIs for applications.

3 tools compared

Postman icon

Postman

★★★★★ 4.5

API development platform for designing, testing, documenting, and monitoring APIs with collaborative workspaces.

Free / $14+ Free Plan
Insomnia icon

Insomnia

★★★★ 4.2

API design and testing platform by Kong offering a beautiful desktop client for REST, GraphQL, and gRPC with Git sync, environment management, and collaboration.

Free / $5+ Free Plan
Swagger (SmartBear) icon

Swagger (SmartBear)

★★★★ 4.3

API development toolset including SwaggerHub for design, documentation, and collaboration on OpenAPI specifications, used by millions of developers worldwide.

Free / $75+ Free Plan

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