ConfigCat vs Optimizely: Feature Flags Comparison (2026)
ConfigCat offers a free tier with unlimited feature flags, environments, and API access, supporting team management with 2FA and SSO. Optimizely does not list a free tier or transparent pricing. Optimizely emphasizes intuitive authoring, visual editing, and various testing types, including A/B and multi-page, features not explicitly detailed for ConfigCat. ConfigCat lists several integrations like Amplitude, GitHub, and Jira, whereas Optimizely does not list any specific integrations.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask feature flags questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
- ✓Unlimited Feature Flags
- ✓Unlimited Environments
- ✓Unlimited API Access
- ✓5 million config JSON downloads/month
- ✓99.9% uptime
- ✓No credit card required for free tier
- ✓Team Management with unlimited members
- ✓2FA and SSO support
- ✓Intuitive authoring and modern visual editing
- ✓A/B, multi-page, feature and server-side testing
- ✓Out-of-the-box agents ready to deploy day one
- ✓Plan campaigns, create content, and seamlessly collaborate
When to choose ConfigCat
ConfigCat is suitable for users seeking a feature-rich free tier with unlimited environmental and API access, team management, and a variety of integrations such as Amplitude, GitHub, and Jira.
When to choose Optimizely
Optimizely is suitable for users prioritizing intuitive authoring, visual editing, and robust A/B, multi-page, feature, and server-side testing capabilities.