---
title: "Write Summary"
method: POST
path: "/api/trajectories/{session_id}/summary"
tags: ["trajectories"]
---

# Write Summary

`POST /api/trajectories/{session_id}/summary`

Append a `Summary` record condensing everything up to
`parent_uuid`. Mirrors the local omicos-core endpoint.

## Path parameters

- `session_id` string, required

## Headers

- `authorization` string, nullable

## Request body

- SummaryRequestIn
  - `parent_uuid` string, required
  - `content` string, required
  - `prompt_id` string, nullable

## Response `200`

Successful Response

- object

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/omicos/apis/omicos-server.md) · [All operations](https://skmtc.dev/omicos/apis/omicos-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/omicos/omicos-server/revisions/a00b94573ffe/schema)