---
title: "Append Run Log Event"
method: POST
path: "/run-logs/{run_id}/event"
---

# Append Run Log Event

`POST /run-logs/{run_id}/event`

Append a single event line to <run_id>.jsonl. Body is the event JSON,
written verbatim as one line. If the file is new, prune the directory
to the LRU cap.

## Path parameters

- `run_id` string, required

## Response `200`

Successful Response

- object

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/iliad/apis/fastapi.md) · [All operations](https://skmtc.dev/iliad/apis/fastapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/iliad/fastapi/revisions/c1701119b330/schema)