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Hyperbrowser Extensions API

Upload and list custom Chrome extensions that can be attached to browser sessions for advanced automation, custom UI, or workflow tooling.

Hyperbrowser Extensions API is one of 12 APIs that Hyperbrowser publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Extensions and Sessions. The published artifact set on APIs.io includes API documentation and an OpenAPI specification.

This API exposes 2 operations across 2 paths, and defines 2 schemas. It is described by OpenAPI 3.0.1, at version 1.0.0.

Requests are made against a single base URL, https://api.hyperbrowser.ai.

2 operations 2 paths 2 schemas 1 GET1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.1
API Version
1.0.0
Base URL
https://api.hyperbrowser.ai
Authentication
API Key
Resource Areas
1

Authentication & Security 1

Hyperbrowser Extensions API declares 1 security scheme for authenticating requests. An API key is passed in the header as x-api-key (ApiKeyAuth). By default, every request must be authenticated.

  • ApiKeyAuth — Account API key from app.hyperbrowser.ai

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 1 GET, 1 POST. Each is listed below with its method, path, parameters, and response codes.

Extensions 2
POST
/api/extensions/add
Add a New Extension
post-api-extensions-add body → 200
GET
/api/extensions/list
List All Extensions
get-api-extensions-list → 200

Schemas 2

The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are ExtensionResponse (4 properties), CreateExtensionParams (2 properties). Each schema is shown below with its type and property counts.

CreateExtensionParams
object
2 properties 1 required
ExtensionResponse
object
4 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

hyperbrowser-extensions-api-openapi.yml Raw ↑

Other APIs Hyperbrowser publishes across the network.

Hyperbrowser Sessions API
Hyperbrowser Profiles API
Hyperbrowser Scrape API
Hyperbrowser Crawl API
Hyperbrowser Extract API
Hyperbrowser Agents API
Hyperbrowser Web API
Hyperbrowser Profile API
Hyperbrowser Session API
Hyperbrowser Task API
Hyperbrowser X402 API