# Splunk Observability Cloud Backfill

**Canonical:** https://apis.io/apis/splunk-observability/splunk-observability-backfill-api/  
**Provider:** Splunk Observability Cloud — https://apis.io/providers/splunk-observability/  
**Base URL:** https://backfill.{REALM}.observability.splunkcloud.com/v1  
**Documentation:** https://dev.splunk.com/observability/reference/api/backfill/latest/

Splunk Observability Cloud Backfill is one of 49 APIs that [Splunk Observability Cloud](https://apis.io/providers/splunk-observability/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Backfill. The published artifact set on APIs.io includes an OpenAPI specification and an API reference.

API for sending historical metric time series (MTS) data points to Splunk Observability Cloud, overwriting any existing data points for the same time period.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/splunk-observability/refs/heads/main/openapi/splunk-observability-backfill-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/splunk-observability/refs/heads/main/overlays/splunk-observability-backfill-overlay.yaml
- **APIReference** — https://dev.splunk.com/observability/reference/api/backfill/latest/

## Other Splunk Observability Cloud APIs (12)

- [Splunk Observability Cloud APM service topology](https://apis.io/apis/splunk-observability/splunk-observability-apm-service-topology-api/)
- [Splunk Observability Cloud APM visibility filters](https://apis.io/apis/splunk-observability/splunk-observability-apm-visibility-filters-api/)
- [Splunk Observability Cloud Splunk Observability Cloud Audit Events](https://apis.io/apis/splunk-observability/splunk-observability-audit-events-api/)
- [Splunk Observability Cloud Automated archival](https://apis.io/apis/splunk-observability/splunk-observability-automatedarchival-api/)
- [Splunk Observability Cloud Charts](https://apis.io/apis/splunk-observability/splunk-observability-charts-api/)
- [Splunk Observability Cloud Client Inventory](https://apis.io/apis/splunk-observability/splunk-observability-client-inventory-api/)
- [Splunk Observability Cloud Dashboard groups](https://apis.io/apis/splunk-observability/splunk-observability-dashboard-groups-api/)
- [Splunk Observability Cloud Dashboards](https://apis.io/apis/splunk-observability/splunk-observability-dashboards-api/)
- [Splunk Observability Cloud Data links](https://apis.io/apis/splunk-observability/splunk-observability-datalinks-api/)
- [Splunk Observability Cloud Detectors](https://apis.io/apis/splunk-observability/splunk-observability-detectors-api/)
- [Splunk Observability Cloud Incidents and alerts](https://apis.io/apis/splunk-observability/splunk-observability-incidents-api/)
- [Splunk Observability Cloud Send traces, metrics and events](https://apis.io/apis/splunk-observability/splunk-observability-ingest-data-api/)

## Tags

Backfill

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