How easy is it to create virtualized services with Parasoft Virtualize?

Creating virtualized services with Parasoft Virtualize is easy and script-free. Teams can quickly generate virtual services from various sources, including:Recorded traffic between live servicesRequest-and-response pairingsService definition files.This flexibility allows you to simulate the behavior of dependent services and ensures comprehensive and accurate testing.Furthermore, Virtualize’s learning mode makes creating virtual services even simpler. It continuously monitors live service calls, capturing requests and responses to automatically model the behavior of the service. Learning mode ensures that virtual services stay up to date by automatically updating them whenever the emulated endpoint changes. Teams always have an accurate and reliable simulation for their testing needs.Virtualize also provides the ability to control and modify the behavior of virtual services, enabling teams to validate applications under various conditions. This includes complex scenarios that are challenging to reproduce with real systems, such as asynchronous responses, stateful interactions, and testing with different performance characteristics. This capability enhances the thoroughness of testing, supporting various use cases, edge cases, and error conditions effectively.

How does Parasoft Virtualize handle changes in services being simulated?

Virtualize efficiently handles changes in service dependencies with Change Advisor and its learning mode feature.The Change Advisor perspective provides a comprehensive change impact analysis by comparing the original service definition with an updated service definition. This analysis pinpoints how changes, such as renamed operations, added elements, or modified namespaces, affect the virtual asset.After identifying the scope and nature of required updates, teams can define change templates to map the old service to the new one. These templates enable automatic updates of impacted virtual services, individually or in bulk. This significantly reduces manual effort and ensures consistency across the testing environment.To keep virtual services aligned with real-world dependencies, Virtualize also incorporates a powerful learning mode. Learning mode continuously monitors live service interactions to model requests and responses accurately. When the emulated endpoint changes, the learning mode automatically updates the virtual services to reflect the latest definitions. This ensures that virtual services remain current and reduces the risk of testing with outdated assets, streamlining workflows, and maintaining testing accuracy.

Is service virtualization suitable for both development and testing teams?

Yes, service virtualization is highly suitable for both development and testing teams. Parasoft Virtualize offers robust features that cater to the needs of both groups, enhancing collaboration and efficiency throughout the software development lifecycle.For development teams, Virtualize allows developers to create stable and realistic virtual services from various sources, including service definition files, recorded traffic, and request and response pairings. This enables developers to simulate the behavior of dependent services early in the development process, without waiting for external systems or third-party services that may be unavailable, incomplete, or costly to access.With the ability to control and modify the behavior of virtual services, developers can test their integrations with other services and ensure that their code functions correctly under various conditions. This flexibility allows developers to move forward quickly, avoiding bottlenecks that arise when real services are unavailable.For testing teams, Virtualize provides a powerful solution for creating comprehensive and accurate test environments. Testers can simulate the behavior of dependent services, supporting a wide range of testing scenarios, including edge cases and error conditions that are difficult to reproduce with live systems.With Virtualize, testers can create virtual services that mimic the behavior of live services, enabling them to test applications under conditions that reflect real-world service interactions. This improves test coverage and ensures that the application is thoroughly validated.The ability to simulate various performance characteristics also allows teams to conduct load and stress testing on their applications without relying on the performance of live systems.

How does Parasoft Virtualize help teams reduce testing costs?

Virtualize helps teams reduce testing costs by optimizing resource management and minimizing reliance on expensive physical infrastructure and external services. With the ability to easily deploy lightweight, inexpensive virtual test environments as needed, teams reduce waste and maximize efficiency.This approach not only reduces operational costs but also enhances the flexibility and agility of testing practices. Additionally, by eliminating costly physical infrastructure, Virtualize allows organizations to avoid expenses related to provisioning, maintaining, and scaling test environments, leading to significant savings.Another major cost-saving benefit Virtualize provides is bypassing third-party pay-to-play models, which often charge companies for access to external services. Virtualize offers a more cost-efficient solution. Teams can simulate external systems without incurring additional costs.Furthermore, the tool provides dedicated virtual test environments, reducing resource contention and costly downtime that often occur in shared environments. This ensures more efficient and streamlined testing cycles, further driving down costs while improving overall testing effectiveness.

PARASOFT VIRTUALIZE

From API Mocking to Full Service Virtualization—Built for AI Workflows

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Stop Waiting on Dependencies. Start Testing on Your Terms.

You shouldn’t have to wait for other teams, systems, or environments just to keep testing. In modern distributed architectures, dependent services are often unavailable, incomplete, or too costly to access when you need them—creating unnecessary delays and slowing delivery.

Virtualize gives you control over the parts of the environment that aren’t ready or reliably available. Simulate missing or constrained services—quickly and without writing code. Your team keeps moving, validating application behavior earlier in the development cycle and testing under real-world conditions without dependency bottlenecks.

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Unblock Your Testing

Broad Protocol Support

120+ message formats and protocols including REST, SOAP, JMS, MQ, and JDBC.

Advanced Service Simulation

Support for data-driven responses, stateful behavior, and complex transaction flows.

Enterprise-Grade Scalability

Control for distributed, hybrid, and highly integrated system architectures.

Start With Agentic AI-Powered API Mocking. Scale to Full Service Virtualization.

Virtualize brings service virtualization to the AI era. Generate and manage REST API mocks using the Virtualize AI assistant—or directly from your LLM client via agentic AI and MCP. No coding required.

When you need more than simple mocking, Virtualize delivers full service virtualization through codeless, UI-driven workflows—enabling stateful simulations across Kafka, MQ, gRPC, and complex systems.

From AI-generated mocks to enterprise-grade simulations, Virtualize keeps testing moving and automation stable.

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PARASOFT VIRTUALIZE CAPABILITIES

Release Faster With Service Virtualization Designed for Modern Enterprise Systems

With Virtualize, you can simulate any dependent system and seamlessly switch between live systems and virtual services when dependencies are unavailable. Your testing continues uninterrupted—even when real components are missing, unstable, or out of reach. Unlock faster development cycles, reduce reliance on hard-to-access systems, and remove environmental roadblocks to test continuously.

Explore how Virtualize’s advanced features make test environments more flexible, reliable, and efficient—so you can accelerate testing and deliver faster releases.
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Enterprise-Grade Simulation for Modern & Legacy Systems

Simulate modern APIs and legacy systems alike with support for 120+ protocols and message formats. Build complex virtual services quickly using codeless, guided workflows. No code needed.

Codeless Service Virtualization

Keep Testing on Track With AI-Powered API Mocking

Create and manage REST API mocks directly from your LLM client or Virtualize’s AI assistant—no code, no delays. Eliminate dependency bottlenecks and keep development flow moving without writing a single line of code.

AI-Powered Mocking

Stable, On-Demand Test Environments for Continuous Testing

Easily manage test environments with our intuitive web interface. Deploy virtual test environments with dependent components configured as needed for testing scenarios. Decouple your application from external dependencies to stabilize test automation operations and enable continuous testing.

Test Environment Management

Get the Right Test Data—Exactly When You Need It

Avoid testing conflicts by generating synthetic data or masking production data. Shared data sources cause unreliable regression testing and false failures. Virtual data eliminates those issues and guards against delays in test data provisioning—so your testing stays reliable, efficient, and streamlined.

Test Data Management

Integrated API Testing

Optimize testing of your APIs. Use service virtualization in the same environment for full control over service dependencies. Streamline CI/CD workflows, test microservices in isolation, simplify test environment management, and deploy fully virtual test environments to enable continuous testing of API workflows.

Integrated API Testing

Simulate Production-Grade Performance Conditions

When real services can’t support high load or respond reliably, Virtualize delivers scalable, stateful simulations that behave like production systems. Test performance at volume without risking outages or incurring cloud or third-party fees.

Load & Performance Testing

Reporting & Analytics

Go beyond test results. Get insights into the health and utilization of your service virtualization infrastructure to optimize performance and demonstrate ROI. Customizable dashboards and detailed asset use data enable you to monitor real-time server performance and track virtual service usage.

Reporting & Analytics

Technical Specs

Virtualize supports +120 message formats and protocols. It integrates seamlessly with popular build systems and CI infrastructures. Containerize or deploy it in the cloud for maximum flexibility.

Virtualize Technical Specs

Deployment Options

Explore our deployment models to fit your team’s testing needs and maturity. Get started with the Virtualize free edition today!

Deployment Options

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See Real Results With Virtualize

Teams using Virtualize to simulate dependencies—without writing code—see measurable improvements in quality and delivery.

33%

More Defects Found in QA & Test

Catch issues earlier and improve application reliability.

40%

Faster Time to Market

Accelerate delivery by removing testing bottlenecks and environment delays.

74%

Decrease in Critical Defect Escape Ratio

Reduce the risk of problems reaching production.

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INTEGRATIONS

Plug Seamlessly Into Your Ecosystem

Virtualize integrates with Parasoft CTP to enable environment provisioning with detailed reports for test environment health, monitoring, event reporting, virtualization utilization, and more.