# PostHog Annotations API

**Canonical:** https://apis.io/apis/posthog/annotations-api/  
**Provider:** PostHog — https://apis.io/providers/posthog/  
**Documentation:** https://posthog.com/docs/api/annotations

PostHog Annotations API is one of 139 APIs that [PostHog](https://apis.io/providers/posthog/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Analytics, Annotations, and Charts. The published artifact set on APIs.io includes API documentation.

The PostHog Annotations API allows developers to create and manage annotations that mark significant events on PostHog charts and dashboards. Annotations provide context for data changes by recording deployments, marketing campaigns, incidents, and other events that may affect metrics.

## Machine-readable artifacts (1)

- **Documentation** — https://posthog.com/docs/api/annotations

## Other PostHog APIs (12)

- [PostHog Capture API](https://apis.io/apis/posthog/capture-api/)
- [PostHog Query API](https://apis.io/apis/posthog/query-api/)
- [PostHog Persons API](https://apis.io/apis/posthog/persons-api/)
- [PostHog Feature Flags API](https://apis.io/apis/posthog/feature-flags-api/)
- [PostHog Experiments API](https://apis.io/apis/posthog/experiments-api/)
- [PostHog Insights API](https://apis.io/apis/posthog/insights-api/)
- [PostHog Cohorts API](https://apis.io/apis/posthog/cohorts-api/)
- [PostHog actions API](https://apis.io/apis/posthog/posthog-actions-api/)
- [PostHog activity_log API](https://apis.io/apis/posthog/posthog-activity-log-api/)
- [PostHog activity_logs API](https://apis.io/apis/posthog/posthog-activity-logs-api/)
- [PostHog advanced_activity_logs API](https://apis.io/apis/posthog/posthog-advanced-activity-logs-api/)
- [PostHog alerts API](https://apis.io/apis/posthog/posthog-alerts-api/)

## Tags

Analytics, Annotations, Charts

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/posthog/annotations-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/posthog/.