Catalog comparison
k6Artillery
Side-by-side facts from the TestGuild Tool Matcher catalog. Empty cells mean the catalog does not list that attribute — not that the product lacks it.
A modern performance testing tool that makes load testing easy and productive for engineering teams.
A scalable, flexible and easy-to-use platform that contains everything you need for production-grade load testing. Artillery is a modern load testing platform with serverless load generators, cloud-native architecture, and Playwright-powered browser testing for comprehensive web application performance testing.
At a glance
Primary testing surface
k6
Performance
Artillery
Performance
Primary capability
k6
Performance
Artillery
Performance
License and pricing
k6
free · open source
Artillery
freemium · open source
Free trial
k6
No
Artillery
No
Free-tier limit
k6
Not listed in catalog
Artillery
30 reports/month, 2 users
Complexity
k6
beginner
Artillery
beginner
Team fit
k6
large, medium, small
Artillery
enterprise, large, medium, small
Test authoring languages
k6
JavaScript, TypeScript
Artillery
Any, JavaScript, Node.js, TypeScript
Supported platforms
k6
Any OS, Go
Artillery
Any Cloud Platform, AWS, Azure, GraphQL Services, gRPC, HTTP APIs, Kafka, Playwright Browser Testing, Serverless Architecture, SOAP, Socket.IO, Web Applications, WebSockets
MCP server
k6
No
Artillery
Yes
Key features (catalog)
k6
Browser APIs, CI/CD integration, Cloud execution, Custom metrics, Distributed load testing, Extensions system, Grafana integration, HTTP/2 support, JavaScript/TypeScript scripting, Load testing +8 more
Artillery
20+ integrations with monitoring tools, Advanced reporting and analytics, API load testing, Artillery Cloud for team collaboration, Auto-scaling load generators, AWS and Azure cloud integration, Browser automation at scale with thousands of headless browsers, Browser trace recording and analysis, Browser-based load testing, CI/CD integration with GitHub Actions, Jenkins, GitLab +39 more
Limitations (catalog)
k6
JavaScript/TypeScript only, Limited browser automation, No built-in UI testing, Some features require cloud service
Artillery
Cloud-based execution model, JavaScript/Node.js ecosystem dependency, Limited support for legacy protocols, Primarily focused on performance testing, Requires understanding of load testing concepts, Some advanced features require paid plans
| Attribute | k6 | Artillery |
|---|---|---|
| Primary testing surface | Performance | Performance |
| Primary capability | Performance | Performance |
| License and pricing | free · open source | freemium · open source |
| Free trial | No | No |
| Free-tier limit | Not listed in catalog | 30 reports/month, 2 users |
| Complexity | beginner | beginner |
| Team fit | large, medium, small | enterprise, large, medium, small |
| Test authoring languages | JavaScript, TypeScript | Any, JavaScript, Node.js, TypeScript |
| Supported platforms | Any OS, Go | Any Cloud Platform, AWS, Azure, GraphQL Services, gRPC, HTTP APIs, Kafka, Playwright Browser Testing, Serverless Architecture, SOAP, Socket.IO, Web Applications, WebSockets |
| MCP server | No | Yes |
| Key features (catalog) | Browser APIs, CI/CD integration, Cloud execution, Custom metrics, Distributed load testing, Extensions system, Grafana integration, HTTP/2 support, JavaScript/TypeScript scripting, Load testing +8 more | 20+ integrations with monitoring tools, Advanced reporting and analytics, API load testing, Artillery Cloud for team collaboration, Auto-scaling load generators, AWS and Azure cloud integration, Browser automation at scale with thousands of headless browsers, Browser trace recording and analysis, Browser-based load testing, CI/CD integration with GitHub Actions, Jenkins, GitLab +39 more |
| Limitations (catalog) | JavaScript/TypeScript only, Limited browser automation, No built-in UI testing, Some features require cloud service | Cloud-based execution model, JavaScript/Node.js ecosystem dependency, Limited support for legacy protocols, Primarily focused on performance testing, Requires understanding of load testing concepts, Some advanced features require paid plans |
How the trade-offs apply to your team
Guidance below is inferred only from catalog differences. It is not a winner pick.
Consider k6 if…
- you need coverage for Any OS, Go
- you care about Browser APIs and CI/CD integration
Consider Artillery if…
- you need coverage for Any Cloud Platform, AWS, Azure, GraphQL Services
- your team writes tests in Any, Node.js
- you want an MCP server for AI assistants
- you care about 20+ integrations with monitoring tools and Advanced reporting and analytics
Questions to verify before choosing
- Confirm current pricing and packaging on the k6 and Artillery websites.
- Trial both tools against a real slice of your application, not a demo site.
- Verify the exact browser, device, or OS matrix you must support.