Chaos Toolkit
7.4#1 in chaos engineering platformsFree planFree planWebAPILinuxmacOS
VisitChaos Toolkit vs Gremlin
What both publish
| Fact | Chaos Toolkit | Gremlin |
|---|---|---|
| Integrations | The extension directory lists integrations including AWS, Azure, Google Cloud Platform, Kubernetes, Kafka, Slack, Datadog, Grafana, OpenTelemetry and Prometheus. | Documented integrations include AWS, Azure, GCP, Jira and configurable REST webhooks. |
| License | The software is released under the Apache-2.0 license. | Gremlin's commercial reliability platform is not offered as an open-source product; a G2 reviewer specifically notes that no open-source version is available. |
| Purpose | Chaos Toolkit is a chaos engineering toolkit for developers to explore and test systems to discover weaknesses. | Gremlin helps engineering teams find failure modes, fix them, and validate reliability before failures become outages. |
| Self-hosting | The standalone toolkit runs locally or in user-managed environments, while the separate Reliably product provides hosted and private deployment options. | Private Edition provides an isolated self-hosted deployment for organizations that cannot use the SaaS service. |
Chaos Toolkit plans
- Chaos ToolkitFree
Gremlin plans
- Gremlin Platform trialFree
- Gremlin 30-day trialFree
- Gremlin Reliability Management Platform on AWS Marketplace$45,000 a year
- Gremlin PlatformPriced on request
- Fault injection suitePriced on request
- Professional ServicesPriced on request
Pick Chaos Toolkit if…
Chaos Toolkit suits developers who want to define and run system experiments in code or CI/CD workflows. Its Python CLI and installable extensions are relevant for teams working with supported systems and integrations.
Pick Gremlin if…
Gremlin is aimed at SRE and platform teams, including teams in financial services, retail, media, and B2B SaaS. It also suits teams that need self-hosting rather than SaaS.