# Artillery vs Locust

**Leader by vioscaleAI score:** Artillery

| Attribute | Artillery | Locust |
|---|---|---|
| **vioscaleAI score** | 67.1 (73% (medium)) | 57 (49% (low)) |
| activity.commits_last_30d | - | 53 |
| adoption.dependent_repos | - | 1,883 |
| adoption.github_stars | - | 28,210 |
| content.faq | `[{"answer":"A load testing framework that enables testing of HTTP APIs, GraphQL, WebSocket endpoints, and browser-based applications using Playwright. Scales horizontally via AWS Lambda or Fargate with support for custom code and Node.js modules. It is indexed under Testing Tools.","source":"https://www.artillery.io","question":"What is Artillery?","confidence":0.6},{"answer":"Artillery offers a free tier, so you can start without paying. Paid plans are also available: Team, Business and Enterprise. Pricing changes often, so verify at source before relying on it.","source":"https://www.artillery.io","question":"Is Artillery free?","confidence":0.6},{"answer":"Artillery supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.artillery.io","question":"What platforms does Artillery support?","confidence":0.6},{"answer":"Yes. Artillery can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.artillery.io","question":"Can Artillery be self-hosted?","confidence":0.6},{"answer":"We have confirmed 12 integrations for Artillery, including Slack, AWS Lambda, AWS Fargate, Azure ACI, Playwright, OpenTelemetry, Kinesis and GraphQL, plus 4 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.artillery.io","question":"What does Artillery integrate with?","confidence":0.6},{"answer":"Artillery is available worldwide. Its primary market is the United States.","source":"https://www.artillery.io/pricing","question":"Where is Artillery available?","confidence":0.5}]` | `[{"answer":"A Python-based tool for performance testing that simulates thousands of concurrent users to stress-test web applications. Tests are written as plain Python code and can run distributed across multiple machines. It is indexed under Testing Tools.","source":"https://locust.io","question":"What is Locust?","confidence":0.6},{"answer":"Locust is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://locust.io","question":"Is Locust free to use?","confidence":0.6},{"answer":"Locust supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://locust.io","question":"What platforms does Locust support?","confidence":0.6},{"answer":"Yes. Locust can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://locust.io","question":"Can Locust be self-hosted?","confidence":0.6},{"answer":"Yes. Locust is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/locustio/locust","question":"Is Locust open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | A distributed load testing platform for production use, supporting real browser testing via Playwright alongside API testing, deployable on AWS Lambda or Fargate. | An open-source framework for writing performance tests as regular Python code, supporting distributed testing across multiple machines with real-time progress monitoring and the ability to test HTTP and other protocols. |
| features.capabilities | `{"languages":"JavaScript, TypeScript, Node.js","assertions":true,"ci_integration":true,"browser_automation":true,"parallel_execution":true}` | `{"languages":"Python","ci_integration":true,"browser_automation":true,"parallel_execution":true}` |
| integrations.count | 20 | 4 |
| integrations.list | `[{"name":"Slack"},{"name":"AWS Lambda"},{"name":"AWS Fargate"},{"name":"Azure ACI"},{"name":"Playwright"},{"name":"OpenTelemetry"},{"name":"Kinesis"},{"name":"GraphQL"},{"name":"WebSocket"},{"name":"gRPC"},{"name":"Socket.io"},{"name":"CloudWatch Logs","native":true,"category":"monitoring"}]` | `[{"name":"Azure Load Testing","native":true,"category":"testing"},{"name":"Azure DevOps","native":true,"category":"ci"},{"name":"GitHub","native":true,"category":"ci"},{"name":"VS Code","native":true}]` |
| language.primary | - | Python |
| license.spdx | - | MIT |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":false,"name":"Team","contactSales":false},{"free":false,"name":"Business","contactSales":false},{"free":false,"name":"Enterprise","contactSales":false}],"summary":"Free tier available. Paid plans include Team, Business, and Enterprise.","freeTier":true,"sourceUrl":"https://www.artillery.io","retrievedAt":"2026-09-03T22:14:37.082Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://locust.io","retrievedAt":"2026-08-16T21:32:24.662Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | commercial |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 13 |
| release.history | - | `[{"url":"https://github.com/locustio/locust/releases/tag/2.46.7","date":"2026-10-04T20:14:09Z","type":"stable","version":"2.46.7"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.6","date":"2026-09-17T17:37:05Z","type":"stable","version":"2.46.6"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.5","date":"2026-09-07T06:44:43Z","type":"stable","version":"2.46.5"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.4","date":"2026-08-23T11:40:06Z","type":"stable","version":"2.46.4"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.3","date":"2026-08-01T10:10:38Z","type":"stable","version":"2.46.3"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.2","date":"2026-07-24T19:57:38Z","type":"stable","version":"2.46.2"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.1","date":"2026-07-21T18:53:03Z","type":"stable","version":"2.46.1"},{"url":"https://github.com/locustio/locust/releases/tag/2.46.0","date":"2026-07-19T14:29:10Z","type":"stable","version":"2.46.0"},{"url":"https://github.com/locustio/locust/releases/tag/2.45.0","date":"2026-07-09T08:10:23Z","type":"stable","version":"2.45.0"},{"url":"https://github.com/locustio/locust/releases/tag/2.44.4","date":"2026-06-18T12:24:58Z","type":"stable","version":"2.44.4"},{"url":"https://github.com/locustio/locust/releases/tag/2.44.3","date":"2026-06-12T10:57:24Z","type":"stable","version":"2.44.3"},{"url":"https://github.com/locustio/locust/releases/tag/2.44.2","date":"2026-06-12T10:39:49Z","type":"stable","version":"2.44.2"},{"url":"https://github.com/locustio/locust/releases/tag/2.44.1","date":"2026-06-01T22:32:28Z","type":"stable","version":"2.44.1"},{"url":"https://github.com/locustio/locust/releases/tag/2.44.0","date":"2026-05-11T20:31:38Z","type":"stable","version":"2.44.0"},{"url":"https://github.com/locustio/locust/releases/tag/2.43.4","date":"2026-04-01T20:32:51Z","type":"stable","version":"2.43.4"},{"url":"https://github.com/locustio/locust/releases/tag/2.43.3","date":"2026-02-12T09:46:25Z","type":"stable","version":"2.43.3"},{"url":"https://github.com/locustio/locust/releases/tag/2.43.2","date":"2026-02-01T10:45:39Z","type":"stable","version":"2.43.2"},{"url":"https://github.com/locustio/locust/releases/tag/2.43.1","date":"2026-01-12T19:21:45Z","type":"stable","version":"2.43.1"},{"url":"https://github.com/locustio/locust/releases/tag/2.43.0","date":"2025-12-30T08:49:59Z","type":"stable","version":"2.43.0"},{"url":"https://github.com/locustio/locust/releases/tag/2.42.6","date":"2025-11-29T17:31:00Z","type":"stable","version":"2.42.6"}]` |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | - |
| security.scorecard | - | 6.3 |
| security.vulnerabilities | - | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=locust&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Testing Tools)

| Capability | Artillery | Locust |
|---|:--:|:--:|
| **Core** |  |  |
| Test types | - | - |
| Browser automation | ✓ | ✓ |
| Built-in assertion library | ✓ | - |
| Languages | JavaScript, TypeScript, Node.js | Python |
| **Isolation** |  |  |
| Mocking / stubbing | - | - |
| **Techniques** |  |  |
| Snapshot testing | - | - |
| **Performance** |  |  |
| Parallel execution | ✓ | ✓ |
| **Insight** |  |  |
| Code coverage | - | - |
| **DX** |  |  |
| Watch mode | - | - |
| **Ops** |  |  |
| CI integration | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-15T23:44:25.816Z. "-" = undocumented, not absent.*