Autoscaling Report: Production databases on Neon use 2.4x less compute and 50% less cost than if they were running on a provisioned platform.
/API reference/Branches/Create database
POST/projects/{project_id}/branches/{branch_id}/databases

Create database

Creates a database in the specified branch. A branch can have multiple databases. For related information, see Manage databases.

Markdown for AI context

Quick start

REST API - curl
curl "https://console.neon.tech/api/v2/projects/$PROJECT_ID/branches/$BRANCH_ID/databases" \
  -X POST \
  -H "Authorization: Bearer $NEON_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"database":{"name":"mydb","owner_name":"casey"}}'
Also available in
neon databases create --name <name>

Parameters

Project ID
project_id
string

The Neon project ID

Branch ID
branch_id
string

The branch ID

Request body

2 required Required: database.name, database.owner_name.

Database
database
object

Response

201

Created a database in the specified branch

Depth

Errors

default

General error

This endpoint can return the standard Neon API error response.

Response fields

  • message Required. Human-readable error message.
  • code Required. Machine-readable error code.
  • request_id Optional. Request identifier for debugging. You can provide one with the X-Request-ID header.

Retry guidance

If no response is returned, the request may still have reached the server. This is why retry safety depends on the method and status code.

Idempotent methods (GET, HEAD, OPTIONS) are generally safe to retry after a network error or timeout. Non-idempotent methods (POST, PATCH, DELETE, PUT) can change state, so avoid automatic retries unless your workflow can tolerate duplicate effects.

Responses with 423 Locked or 503 Service Unavailable are safe to retry. 423 Locked means the resource is temporarily locked, usually because another operation is in progress.

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