---
title: "Resolve a platform identifier to a lineage LID"
method: GET
path: "/lineage/resolve"
tags: ["lineage"]
---

# Resolve a platform identifier to a lineage LID

`GET /lineage/resolve`

Resolves a Nextflow session ID or file path to a lineage LID. Exactly one of sessionId or filePath must be provided.

## Query parameters

- `workspaceId` integer, required
- `sessionId` string
- `filePath` string

## Response `200`

OK

- LineageResolveResponse
  - `lid` string

## Other responses

- `400` — Bad request — exactly one of sessionId or filePath must be provided
- `403` — Operation not allowed
- `404` — No lineage found for this identifier

## Changes

> 14 revisions in range; 1 not diffed.

- **2026-08-25** `f1b3206690c9` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/seqeralabs/apis/seqera-api/changes/lineage/resolve/get.md)

---

[API](https://skmtc.dev/seqeralabs/apis/seqera-api.md) · [All operations](https://skmtc.dev/seqeralabs/apis/seqera-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/seqeralabs/seqera-api/revisions/97f7655d105a/schema)