{"version":"2.0.49","anchor":"growthbook-feature-flag-integration","canonical_anchor":"growthbook-feature-flag-integration","heading":"GrowthBook Feature Flag Integration","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.0.49\/e\/growthbook-feature-flag-integration","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.0.49","markdown":"### GrowthBook Feature Flag Integration\n\n**What:** Complete integration of GrowthBook SDK (v1.6.1) for remote feature management and A\/B testing **How to use:**\n\n`# Enable GrowthBook integration export CLAUDE_CODE_ENABLE_GROWTHBOOK=true claude` **Details:**\n\n- Enables Anthropic to dynamically control features without CLI updates\n- Supports real-time feature flag updates via Server-Sent Events (SSE)\n- Implements intelligent caching with 60-second stale TTL and 4-hour max age\n- Includes automatic retry logic with exponential backoff\n- Features pause when browser tab is hidden to save resources\n- **Evidence**: `bn2()` at line 447290, `z31` class at line 448817, SDK key `CO0` at line 35311"}