Mock Server

Easiest way to generate API mocks in seconds

Quickly create mock API endpoints for testing without building an API. Customize content-type, status code, headers, and response body easily.
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Trusted by 200,000+ developers, from next-gen startups to Fortune 500 companies.

Streamline your mock API creation workflow

Minimize back-and-forth communication and focus on fixing bugs faster. Let your developers spend more time solving issues, not reproducing them.

Powerful toolkit

Powerful mock API toolkit

Organize collections, generate responses with AI, host files, and configure headers—all in one place.
Mock collections
Organize your mock API’s with collections. Group them the way you want.
Generate content using AI
GPT-based API Response generator will help you create custom responses faster.
Host files
Upload any HTML, CSS, or JS files and generate secure public access links for sharing.
Set HTTP headers
Easily modify HTTP request and response headers to suit your needs.

API mocking

Mock API responses when backend is not ready

Simulate API responses when the backend is unavailable, enabling testing and development with predictable data.
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Requestly security and compliance

API mocking

Mock different code formats online instantly

In addition to API response simulation, you can write and test plain HTML, CSS, and JavaScript directly in our editor without needing to deploy.
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Requestly security and compliance

Multi-format mocking

Manage and test your mocks efficiently

Organize your mocks with collections. Use our API Client to test them, and customize response details including Content-Type, Status Code, and body. Set latencies to simulate various response times.
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Requestly security and compliance

Built for teams

Effortless team collaboration

Share instantly, sync effortlessly, and collaborate effectively with your team in dedicated workspaces.

Quick One time sharing

Instantly generate a link for your assets, such as rules, mocks, and recordings, and share it with your team in one click.

Team workspaces

Easily collaborate with teammates in a shared workspace. Group assets, such as mocks, rules, and sessions, in one place.

Export data & sync to Git

Developers utilize session data directly in pull requests.

Secure and private

Enterprise-ready security and compliance

Requestly ensures top-tier security with SOC-II compliance, SSO integration, and role-based access control. We protect your data and secure your workflows, making us the ideal choice for enterprises.
Requestly security and compliance

SOC-II Compliance

Adheres to rigorous security standards for data protection and privacy.

Single Sign-On (SSO)

Simplifies user access with secure, centralized authentication.

Role-based access control

Ensures precise control over user permissions and data access.

Data encryption

Protects your data in transit and at rest with advanced encryption protocols.

Audit logs

Protects your data in transit and at rest with advanced encryption protocols.

Regular security updates

Keeps your environment secure with timely updates and patches.
Customers love us

Loved by developers around the World

Developers around the world trust us to simplify debugging, speed up workflows, and make development more efficient.