---
title: "Get information about the underlying Atlas mongod"
method: GET
path: "/groups/{groupId}/apps/{appId}/services/{serviceId}/commands/build_info"
tags: ["services"]
---

# Get information about the underlying Atlas mongod

`GET /groups/{groupId}/apps/{appId}/services/{serviceId}/commands/build_info`

## Request

- Base URL: `https://services.cloud.mongodb.com/api/admin/v3.0`
- URL: `https://services.cloud.mongodb.com/api/admin/v3.0/groups/{groupId}/apps/{appId}/services/{serviceId}/commands/build_info`
- Auth: HTTP bearer

## Response `200`

The build information was successfully retrieved.

- BuildInfo
  - `version` string: Human-readable version information about the mongod instance. This string will take the format `<major>.<minor>.<patch>`.
  - `gitVersion` string: The commit identifier that identifies the state of the code use to build the mongod.
  - `versionArray` integer[]: An array that conveys version information about the mongod instance. See version for a more readable version of this string.
  - `javascriptEngine` string: A string that reports the JavaScript engine used in the mongod instance. By default, this is `mozjs` after version `3.2`, and previously `V8`.
  - `bits` string: A number that reflects the target processor architecture of the mongod binary.
  - `debug` boolean: A boolean that reflects whether or not the `mongod` instance was built with debugging options.
  - `maxBsonObjectSize` integer: A number that reports the [Maximum BSON Document Size](https://www.mongodb.com/docs/manual/reference/limits#std-label-limit-bson-document-size)

---

[API](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api.md) - [All operations](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api/llms.txt) - [OpenAPI document](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api/revisions/1365ab72bc03?raw)