Vite

Vite Dev Server API

Create and manage the Vite development server

Documentation GitHub OpenAPI

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OpenAPI Specification

openapi: 3.1.0
info:
  title: Vite JavaScript Dev Server API
  description: The Vite JavaScript API provides a fully-typed programmatic interface for embedding Vite into build toolchains, frameworks, and custom CLI tools. Functions include creating a dev server, triggering production builds, launching preview servers, resolving configuration, and transforming source files using Oxc or esbuild.
  version: 6.0.0
  contact:
    name: Vite Team
    url: https://vitejs.dev
  license:
    name: MIT
    url: https://github.com/vitejs/vite/blob/main/LICENSE
servers:
- url: http://localhost:5173
  description: Vite Development Server (default port)
- url: http://localhost:4173
  description: Vite Preview Server (default port)
tags:
- name: Dev Server
  description: Create and manage the Vite development server
paths:
  /__vite_ping:
    get:
      operationId: pingDevServer
      summary: Ping Dev Server
      description: Health-check endpoint exposed by the Vite dev server to confirm it is running.
      tags:
      - Dev Server
      responses:
        '200':
          description: Dev server is running
          content:
            text/plain:
              schema:
                type: string
                example: pong
  /@vite/client:
    get:
      operationId: getViteClient
      summary: Get Vite Client Script
      description: Returns the Vite HMR client script injected into HTML pages during development.
      tags:
      - Dev Server
      responses:
        '200':
          description: Vite HMR client JavaScript
          content:
            application/javascript:
              schema:
                type: string
  /@fs/{filePath}:
    get:
      operationId: serveFileSystemFile
      summary: Serve File System File
      description: Serves a file directly from the host file system during development. Used by Vite for dependencies outside the project root.
      tags:
      - Dev Server
      parameters:
      - name: filePath
        in: path
        required: true
        schema:
          type: string
        description: Absolute file path on the host file system
      responses:
        '200':
          description: File contents
          content:
            application/javascript:
              schema:
                type: string
        '404':
          description: File not found
  /__open-in-editor:
    get:
      operationId: openInEditor
      summary: Open File in Editor
      description: Opens a source file in the configured editor. Used by the Vite error overlay to jump directly to the error location.
      tags:
      - Dev Server
      parameters:
      - name: file
        in: query
        required: true
        schema:
          type: string
        description: Relative path to the file to open
      - name: line
        in: query
        required: false
        schema:
          type: integer
        description: Line number to open to
      - name: column
        in: query
        required: false
        schema:
          type: integer
        description: Column number to open to
      responses:
        '200':
          description: File opened successfully
        '500':
          description: Failed to open file
externalDocs:
  description: Official Vite JavaScript API Documentation
  url: https://vite.dev/guide/api-javascript