---
title: "Ingest OpenLineage event"
method: POST
path: "/lineage"
tags: ["lineage"]
---

# Ingest OpenLineage event

`POST /lineage`

Process OpenLineage run events and update assets/lineage accordingly

## Request body

- RunEvent
  - `eventTime` string
  - `eventType` string
  - `inputs` Dataset[]
    - `facets` object
    - `inputFacets` object
    - `name` string
    - `namespace` string
    - `outputFacets` object
  - `job` Job
    - `facets` object
    - `name` string
    - `namespace` string
  - `outputs` Dataset[]
    - `facets` object
    - `inputFacets` object
    - `name` string
    - `namespace` string
    - `outputFacets` object
  - `producer` string
  - `run` LineageRun
    - `facets` object
    - `runId` string
  - `schemaURL` string

## Response `200`

Event processed successfully

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error

## Changes

- **2026-08-20** `cadebfd78fef` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/marmotdata/apis/marmot-api/changes/lineage/post.md)

---

[API](https://skmtc.dev/marmotdata/apis/marmot-api.md) · [All operations](https://skmtc.dev/marmotdata/apis/marmot-api/llms.txt) · [OpenAPI document](https://skmtc.dev/marmotdata/apis/marmot-api/revisions/cadebfd78fef?raw)