Concepts

Concepts used in Browser Use book.

The following documentation is for Browser Use v1.11.0 (BDK).

Browser instance

Represents attributes of an instance with browser support on EKS.

Field Name
Description
Type

browser_name

The name of the browser instance.

text

vnc

The Virtual Network Computing (VNC) URL to access the browser.

text

Browser task

Represents a browser automation task.

Field Name
Description
Type

instructions

A natural language description of the task for the browser agent to perform (e.g., "Log into my account on example.com and check for new messages").

text

browser_task_id

Identifier for the browser task.

text

output

The desired structure or format of the results. It is recommended to use key-value pairs for clarity (e.g., {"key": "value"}). If specified, the agent will format the result accordingly.

optional[text]

worker_id

Identifier for the Kognitos worker executing the task.

text

line_id

Identifier for the specific line/step in the Kognitos automation.

text

browser_task_version

Version of the browser task.

text

task_context

Optional additional context or data to assist in completing the task. Contains the resolved reference facts for the task.

optional[json]

credential_names

The names of the authentication credentials needed for the task.

optional[list of text]

files

The files to be uploaded to the browser.

optional[list of text]

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