Creates a fresh browser context for one HTTPS page, obeys robots.txt, refuses lo
Creates a fresh browser context for one HTTPS page, obeys robots.txt, refuses login walls, CAPTCHAs and paywalls, renders JavaScript, returns a sanitized DOM and/or base64 PNG, and destroys the context after the request. There is no reusable cookie jar, session handle, login automation or navigation step list. The runtime ceiling is 60 seconds and the returned DOM is capped at 1 MiB.
Answeringour last check, 2026-10-19
1 of 1checks answered this week
891 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://lauf.halowerk.com/v1/ephemeral-browser
| Category | Code and developer |
|---|---|
| Provider host | lauf.halowerk.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-19 | valid payment request | 402 | $0.01 | 891 ms |
Example input (from the provider)
{
"body": {
"output": "dom",
"timeout_seconds": 15,
"url": "https://example.com/"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"output": {
"default": "dom",
"enum": [
"dom",
"screenshot",
"both"
],
"type": "string"
},
"timeout_seconds": {
"default": 60,
"maximum": 60,
"minimum": 1,
"type": "integer"
},
"url": {
"description": "Public HTTPS page to render; credentials and private addresses are rejected.",
"format": "uri",
"type": "string"
},
"viewport": {
"additionalProperties": false,
"properties": {
"height": {
"default": 900,
"maximum": 1600,
"minimum": 320,
"type": "integer"
},
"width": {
"default": 1280,
"maximum": 1920,
"minimum": 320,
"type": "integer"
}
},
"type": "object"
},
"wait_until": {
"default": "domcontentloaded",
"enum": [
"load",
"domcontentloaded",
"networkidle"
],
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}