---
title: "Api Chat"
method: POST
path: "/api/chat"
tags: ["Chat"]
---

# Api Chat

`POST /api/chat`

Stream an AI chat response about Xcelsior via SSE.

## Request body

- ChatRequest
  - `message` string, required
  - `conversation_id` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-04-05** `f2668775365c` — 1 info
  - endpoint added
- **2026-04-03** `aca6ce6b2785` — 1 breaking
  - api path removed without deprecation
- **2026-04-01** `526c3dd3d9d7` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/aabiro/apis/xcelsior/changes/api/chat/post.md)

---

[API](https://skmtc.dev/aabiro/apis/xcelsior.md) · [All operations](https://skmtc.dev/aabiro/apis/xcelsior/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/aabiro/xcelsior/revisions/95960849edcd/schema)