# ReadyAPI Performance

> ReadyAPI Performance is a commercial, self-hosted enterprise performance suite from SmartBear, scripted in Groovy, JavaScript.

- Canonical: https://perf.jmeter.ai/tools/readyapi-performance/
- Official: https://smartbear.com/product/ready-api/api-performance-testing/

- Vendor: SmartBear
- Category: Enterprise Suite
- License: Commercial — Commercial license; trial and quote-based plans are available.
- Deployment: Self-hosted
- Status: Active (successor: ReadyAPI Performance (renamed from LoadUI Pro))
- Scripting: Groovy, JavaScript
- Protocols: HTTP, HTTPS, SOAP, REST
- OS support: Windows, macOS, Linux
- First released: Not recorded

- Last verified: 2026-08-12

## What it is
ReadyAPI Performance runs API and web-service load tests using the ReadyAPI project model and LoadUI-based execution engine. SmartBear renamed LoadUI Pro to ReadyAPI Performance so functional API tests can be reused as load workloads.

## Choose it when
- Enterprise programs that need suite-level analysis and governance
- Organizations budgeting for commercial licenses or subscriptions
- Groups comfortable scripting in Groovy, JavaScript

## Look elsewhere when
- Teams unwilling to operate generators, results storage, and scaling
- Projects that require a fully free open-source stack only

## Architecture
ReadyAPI Performance is commonly operated as self-hosted software with scenario authoring in Groovy, JavaScript. Concurrency and distribution depend on how you size workers or injectors.

## Pricing
Commercial license; trial and quote-based plans are available.

## Compare

## FAQ
### Who is ReadyAPI Performance for?
ReadyAPI Performance is best for enterprise performance engineering teams with protocol breadth, governance, and analysis needs. It is commercial software, typically licensed for larger or governed programs. Vendor: SmartBear. Deployment model: self-hosted. Commercial license; trial and quote-based plans are available.

### How does ReadyAPI Performance differ from LoadRunner Professional?
Compared with LoadRunner Professional, scripting centers on Groovy, JavaScript rather than C, JavaScript, C#. ReadyAPI Performance lists protocols HTTP, HTTPS, SOAP, REST; LoadRunner Professional lists HTTP, HTTPS, WebSocket, SAP, Citrix, Oracle. Status is active versus active. Use the Test Rig to compare full specs side by side before a proof-of-concept.

### What scripting language and concurrency model does ReadyAPI Performance use?
ReadyAPI Performance uses Groovy, JavaScript for scripting or scenario definition. Runtime model: code-first scenarios where virtual users execute scripted behavior under load. OS support: Windows, macOS, Linux. Protocols: HTTP, HTTPS, SOAP, REST. Match these to how your team already authors tests and which systems you must drive under load.

### What is the cloud or enterprise path for ReadyAPI Performance?
ReadyAPI Performance is positioned as an enterprise suite for on-premises or controlled environments; cloud options depend on the vendor product line and adjacent SaaS offerings in the same family. Pricing model: Commercial license; trial and quote-based plans are available. Confirm details against the official site and a short proof-of-concept in your environment.

### What are known limitations of ReadyAPI Performance?
ReadyAPI Performance limitations to weigh: self-hosted tools require you to provision, scale, and observe load generators yourself; commercial licensing and quotes can gate large-scale or enterprise use. Status: active. Always validate against your target protocols and scale with a proof-of-concept.

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Curated by NaveenKumar Namachivayam (QAInsights) · methodology: https://perf.jmeter.ai/about/#methodology · corrections: https://github.com/QAInsights/Performance-Testing-Tools/issues/new?title=Tool%20submission%3A%20&body=Tool%20name%3A%20%0AOfficial%20URL%3A%20%0AWhat%20should%20be%20added%20or%20corrected%3F%20%0A