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Stream log files on the browser instance via SSE ​
OpenAPI ​
yaml
openapi: 3.1.0
info:
title: Kernel API
description: Developer tools and cloud infrastructure for AI agents to use web browsers
version: 0.1.0
servers:
- url: https://api.onkernel.com
description: API Server
security:
- bearerAuth: []
tags:
- name: Browsers
description: Create and manage browser sessions.
- name: Browser Replays
description: Record and manage browser session video replays.
- name: Profiles
description: Create, list, retrieve, and delete browser profiles.
- name: Browser Filesystem
description: Read, write, and manage files on the browser instance.
- name: Browser Computer Controls
description: Control mouse, keyboard, and screen on the browser instance.
- name: Browser Playwright
description: Execute Playwright code against the browser instance.
- name: Browser Processes
description: Execute and manage processes on the browser instance.
- name: Browser Logs
description: Stream logs from the browser instance.
- name: Extensions
description: Create, list, retrieve, and delete browser extensions.
- name: Proxies
description: Create and manage proxy configurations for routing browser traffic.
- name: Browser Pools
description: Create and manage browser pools for acquiring and releasing browsers.
- name: Managed Auth
description: >-
Create and manage auth connections for automated credential capture and
login.
- name: Credentials
description: Create and manage credentials for authentication.
- name: Credential Providers
description: Configure external credential providers like 1Password.
- name: Apps
description: List applications and versions.
- name: Deployments
description: Create and manage app deployments and stream deployment events.
- name: Invocations
description: Invoke actions and stream or query invocation status and events.
- name: Projects
description: Create and manage projects for resource isolation within an organization.
paths:
/browsers/{id}/logs/stream:
get:
tags:
- Browser Logs
summary: Stream log files on the browser instance via SSE
operationId: logsStream
parameters:
- name: id
in: path
required: true
description: Browser session ID
schema:
type: string
- in: query
name: source
required: true
schema:
type: string
enum:
- path
- supervisor
- in: query
name: follow
required: false
schema:
type: boolean
default: true
- in: query
description: only required if source is path
name: path
required: false
schema:
type: string
- in: query
name: supervisor_process
description: only required if source is supervisor
required: false
schema:
type: string
responses:
'200':
description: SSE stream of logs
headers:
X-SSE-Content-Type:
description: Media type of SSE data events (application/json)
schema:
type: string
const: application/json
content:
text/event-stream:
schema:
$ref: '#/components/schemas/LogEvent'
'400':
$ref: '#/components/responses/BadRequest'
'404':
$ref: '#/components/responses/NotFound'
'500':
$ref: '#/components/responses/InternalError'
security:
- bearerAuth: []
x-codeSamples:
- lang: JavaScript
source: >-
import Kernel from '@onkernel/sdk';
const client = new Kernel({
apiKey: process.env['KERNEL_API_KEY'], // This is the default and can be omitted
});
const logEvent = await client.browsers.logs.stream('id', { source:
'path' });
console.log(logEvent.event);
- lang: Python
source: |-
import os
from kernel import Kernel
client = Kernel(
api_key=os.environ.get("KERNEL_API_KEY"), # This is the default and can be omitted
)
for log in client.browsers.logs.stream(
id="id",
source="path",
):
print(log)
- lang: Go
source: "package main\n\nimport (\n\t\"context\"\n\t\"fmt\"\n\n\t\"github.com/kernel/kernel-go-sdk\"\n\t\"github.com/kernel/kernel-go-sdk/option\"\n)\n\nfunc main() {\n\tclient := kernel.NewClient(\n\t\toption.WithAPIKey(\"My API Key\"),\n\t)\n\tstream := client.Browsers.Logs.StreamStreaming(\n\t\tcontext.TODO(),\n\t\t\"id\",\n\t\tkernel.BrowserLogStreamParams{\n\t\t\tSource: kernel.BrowserLogStreamParamsSourcePath,\n\t\t},\n\t)\n\tfor stream.Next() {\n\t\tfmt.Printf(\"%+v\\n\", stream.Current())\n\t}\n\terr := stream.Err()\n\tif err != nil {\n\t\tpanic(err.Error())\n\t}\n}\n"
components:
schemas:
LogEvent:
type: object
description: A log entry from the application.
required:
- event
- message
- timestamp
properties:
event:
type: string
const: log
description: Event type identifier (always "log").
timestamp:
type: string
format: date-time
description: Time the log entry was produced.
message:
type: string
description: Log message text.
Error:
type: object
required:
- code
- message
properties:
code:
type: string
description: Application-specific error code (machine-readable)
example: bad_request
message:
type: string
description: Human-readable error description for debugging
example: 'Missing required field: app_name'
details:
type: array
description: Additional error details (for multiple errors)
items:
$ref: '#/components/schemas/ErrorDetail'
inner_error:
$ref: '#/components/schemas/ErrorDetail'
ErrorDetail:
type: object
properties:
code:
type: string
description: Lower-level error code providing more specific detail
example: invalid_input
message:
type: string
description: Further detail about the error
example: Provided version string is not semver compliant
responses:
BadRequest:
description: Bad Request - invalid input
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
NotFound:
description: Resource not found
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
InternalError:
description: Internal Server Error
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
securitySchemes:
bearerAuth:
type: http
scheme: bearer