> For the complete documentation index, see [llms.txt](/llms.txt).
> A full single-fetch corpus is available at [llms-full.txt](/llms-full.txt).
---
title: "Journal links"
description: "Fetch links back to the durable execution journal entries behind a run's items, for step-by-step debugging."
method: "GET"
endpoint: "/api/v1/projects/:projectId/eval/journal-links"
order: 17
group: "Analyze a run"
last_verified: 2026-07-27
---



`GET /api/v1/projects/:projectId/eval/journal-links`

Fetch links back to the durable execution journal entries behind a run's items, for step-by-step debugging.


  #### Query parameters
  - `journal_id` _string_ — Filter to a single journal entry. Alias: trace_id.
  - `target_run_id` _string_ — Filter to a single run.
  - `span_id` _string_ — Filter to a single span.
  - `root_span_id` _string_ — Filter to a single root span.
  - `session_id` _string_ — Filter to a single session.
  - `root_run_id` _string_ — Filter to a single root run.
  - `page` _integer_ — Page number. Defaults to 1.
  - `page_size` _integer_ — Results per page. Defaults to 50.



> At least one of `journal_id`/`trace_id`, `target_run_id`, `span_id`, `root_span_id`, `session_id`, or `root_run_id` is required. Omitting all of them returns a `400` with the message "At least one journal link filter is required".