---
title: "Autocomplete"
method: POST
path: "/api/autocomplete"
tags: ["runtime_mutations", "autocomplete"]
---

# Autocomplete

`POST /api/autocomplete`

## Request body

- AutocompleteRequest
  - `notebook_id` string, required
  - `notebook_path` string, required
  - `cell_id` string, required
  - `language` string, required
  - `prefix` string, required
  - `suffix` string, required

## Response `200`

Successful Response

- union
  - AutocompleteResponse
    - `completion` string, required
  - object

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-18** `abf76937a751` — 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status

[Change history](https://skmtc.dev/quadrillion/apis/quadrillion-cloud-api/changes/api/autocomplete/post.md)

---

[API](https://skmtc.dev/quadrillion/apis/quadrillion-cloud-api.md) · [All operations](https://skmtc.dev/quadrillion/apis/quadrillion-cloud-api/llms.txt) · [OpenAPI document](https://skmtc.dev/quadrillion/apis/quadrillion-cloud-api/revisions/d61e2ec5a271?raw)