prism-cli ☆

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Description:
Set of packages for API mocking and contract testing

Type: Formula | Tracked Since: Dec 28, 2025

Links: Homepage | @stoplightio | formulae.brew.sh

Category: Developer tools

Tags: api mocking testing openapi contract-testing development

Install: brew install prism-cli

About:
Prism CLI is a command-line interface for Prism, Stoplight's mock server and contract testing tool. It enables developers to generate dynamic API mocks from OpenAPI specifications and perform API contract validation. This tool streamlines API development by providing immediate feedback on API design and behavior.

Key Features:

Dynamic mock server generation from OpenAPI specifications
Contract testing and API validation capabilities
Request validation and response generation
Integration with CI/CD pipelines
Support for API design-first workflows

Use Cases:

Creating realistic API mocks for frontend development before backend implementation
Validating API contracts against OpenAPI specifications during CI/CD
Testing API integrations without requiring actual backend services
Prototyping and iterating on API designs with immediate feedback

Alternatives:

Prism – Prism CLI is the command-line interface for Prism, which is the core mock server engine
Prism – Alternative to Postman's mock servers with OpenAPI-first approach
Prism – Open-source alternative to Stoplight's hosted mocking service

Version History

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